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Sakai SW354 - User Manual

Sakai SW354
480 pages
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SW/TW354
SW/TW504
SHOP MANUAL
3498-6446A-1

Table of Contents

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Do you have a question about the Sakai SW354 and is the answer not in the manual?

Summary

Introduction

Safety

General Safety

Covers understanding safety symbols, words, general safety practices, and qualifications for personnel.

Pre Start Inspection

Details daily checks, ensuring all stickers are in place, and knowing emergency shutdown procedures.

Safety Instructions

Provides precautions for safe operation, avoiding unsafe modes, and using machine access points.

Starting

Instructions for safely starting the machine, including seat belt use and checking indicators.

Operating

Guidelines for safe operation, including obstructions, climbing, traffic regulations, and load stability.

Stopping

Procedures for safely parking the machine, including neutral position, parking brake, and compartment locking.

Maintenance

Safety precautions for all maintenance, inspection, and repair work, including area safety and securing the machine.

Transporting the Machine

Guidelines for safe loading, unloading, and securing the machine for transport, including vehicle compatibility and traffic regulations.

Specifications

Specification Data

Detailed technical specifications including weight, dimensions, and drum/tire details for SW354.

SW354 ROPS Specifications

Technical specifications for SW354 with ROPS, covering weight, dimensions, and drum details.

TW354 Specifications

Technical specifications for TW354, including weight, dimensions, and tire/drum details.

TW354 ROPS Specifications

Technical specifications for TW354 ROPS, covering weight, dimensions, and tire/drum details.

TW504 Specifications

Technical specifications for TW504, including weight, dimensions, and drum/tire details.

TW504 ROPS Specifications

Technical specifications for TW504 ROPS, covering weight, dimensions, and tire/drum details.

Common Specifications

General specifications for engine, drive system, brakes, steering, drums, tires, and sprinkler system.

Table of Standard Values - Engine

Standard values for engine parameters including model, output, torque, and clearances.

Table of Standard Values - Propulsion

Standard values for propulsion system including travel speed, hub bolt torque, and tire inflation pressure.

Table of Standard Values - Hydraulic System

Standard values for hydraulic system parameters like pressure settings and case pressure.

Table of Standard Values - Steering

Standard values for steering system, including play in steering wheel and column shaft direction.

Table of Standard Values - Brakes

Standard values for brake system, including pedal clearance and replacement standard brake stroke length.

Table of Standard Values - Capacities

Fluid capacities for engine oil, fuel tank, hydraulic oil, vibrator case, water spray tank, and liquid spray tank.

Fuel and Lubricants Specification - Rating

Specifications for fuel and lubricants, including service classification and applicable standards for various temperatures.

Fuel and Lubricants Specification - Recommended Lubricants

Recommendations for engine oil, gear oil, hydraulic oil, and grease from various oil companies.

Tightening Torque Chart

Chart detailing tightening torques for various metric screws based on nominal diameter, pitch, and strength classification.

Engine and Controls

Engine - Engine Mount

Detailed illustration and parts list for the engine mounting components.

Control System - Throttle Control

Illustration and parts list for the throttle control system.

Control System - Forward-reverse Control

Illustration and parts list for the forward-reverse control mechanism.

Pump Mount - Pump Mount

Illustration and parts list for the pump mount.

Pump Mount - Installation of pump

Procedure for installing the pump assembly, including grease application and securing bolts.

Engine (SW504) - Engine Mount

Detailed illustration and parts list for the engine mounting components specific to SW504.

Fuel System (SW504)

Illustration showing the fuel system components and their layout for SW504.

Control System (SW504) - Throttle Control

Illustration and parts list for the throttle control system specific to SW504.

Control System (SW504) - Forward-reverse Control

Illustration and parts list for the forward-reverse control mechanism specific to SW504.

Pump Mount (SW504) - Pump Mount

Illustration and parts list for the pump mount specific to SW504.

Hydraulic Systems

System Circuit Diagram - Graphic Symbols for Hydraulic Circuits

Illustrations and descriptions of basic symbols and symbols for pumps, motors, cylinders, and valves.

Hydraulic Circuit Diagram - Hydraulic Circuit Diagram (SW354)

Schematic diagram illustrating the hydraulic circuit for SW354.

Hydraulic Circuit Diagram - Hydraulic circuit diagram (TW354)

Schematic diagram illustrating the hydraulic circuit for TW354.

Hydraulic Circuit Diagram - Hydraulic circuit diagram (TW504)

Schematic diagram illustrating the hydraulic circuit for TW504.

Propulsion Hydraulic System - Propulsion Hydraulic Piping

Diagrams showing propulsion hydraulic piping for SW/TW354.

Propulsion Hydraulic Piping (F) (TW504)

Diagram illustrating the propulsion hydraulic piping (F) for TW504.

Propulsion hydraulic piping (R) (SW354)

Diagram illustrating the propulsion hydraulic piping (R) for SW354.

Propulsion hydraulic piping (R) (TW354)

Diagram illustrating the propulsion hydraulic piping (R) for TW354.

Propulsion hydraulic piping (R) (TW504)

Diagram illustrating the propulsion hydraulic piping (R) for TW504.

Hydraulic Component Specifications - Propulsion hydraulic pump

Specifications for the propulsion hydraulic pump, including port identification and performance data.

Propulsion hydraulic motor (F) (SW;TW354)

Specifications for the propulsion hydraulic motor (F) for SW/TW354, including displacement and pressure ratings.

Propulsion hydraulic motor (F) (TW504)

Specifications for the propulsion hydraulic motor (F) for TW504, including displacement and pressure ratings.

Propulsion hydraulic motor (R) (SW354)

Specifications for the propulsion hydraulic motor (R) for SW354, including displacement and pressure ratings.

Propulsion hydraulic motor (R) (TW354,504)

Specifications for the propulsion hydraulic motor (R) for TW354,504, including displacement and pressure ratings.

Differential lock valve (TW354,504)

Specifications for the differential lock valve (TW354,504), including flow, pressure, and weight.

Vibrator Hydraulic System - Vibrator Hydraulic Piping

Diagrams showing the vibrator hydraulic piping for SW354.

Vibrator hydraulic piping (TW354)

Diagram illustrating the vibrator hydraulic piping for TW354.

Vibrator hydraulic piping (TW504)

Diagram illustrating the vibrator hydraulic piping for TW504.

Hydraulic Component Specifications - Hydraulic pump assembly (vibrator (F) + steering • charge)

Specifications for the hydraulic pump assembly (vibrator (F) + steering • charge), including displacement and rated pressure.

Vibrator hydraulic pump (R) (SW354)

Specifications for the vibrator hydraulic pump (R) for SW354, including displacement and rated pressure.

Vibrator hydraulic motor

Specifications for the vibrator hydraulic motor, including displacement and rated pressure.

Cooling fan drive hydraulic motor

Specifications for the cooling fan drive hydraulic motor, including displacement, rated pressure, and relief valve settings.

Vibrator solenoid valve (F), (R) (SW;TW354)

Specifications for vibrator solenoid valves (F) and (R) for SW/TW354, including flow, pressure, and weight.

Vibrator solenoid valve (TW504)

Specifications for vibrator solenoid valve for TW504, including rated flow, pressure, and weight.

Steering System - Steering Hydraulic Piping

Diagrams showing the steering hydraulic piping for SW/TW354.

Steering hydraulic piping (TW504)

Diagram illustrating the steering hydraulic piping for TW504.

Steering Wheel

Illustration and specifications for the steering wheel assembly, including nut and bolt torque values.

Hydraulic Component Specifications - Orbitrol

Specifications for the Orbitrol component, including displacement, pressure, and weight.

Electrical System

Precautions for Work

General precautions for working with electrical systems, including wire codes and connector handling.

System Circuit Diagram - Electrical Circuit Diagram (SW354)

Electrical circuit diagram for SW354, showing component connections and wire routing.

Electrical Circuit Diagram (SW354 ROPS)

Electrical circuit diagram for SW354 ROPS, detailing component connections and wire routing.

Electrical Circuit Diagram (TW354)

Electrical circuit diagram for TW354, illustrating component connections and wire routing.

Electrical Circuit Diagram (TW354 ROPS)

Electrical circuit diagram for TW354 ROPS, showing component connections and wire routing.

Electrical Circuit Diagram (TW504)

Electrical circuit diagram for TW504, detailing component connections and wire routing.

Electrical Circuit Diagram (TW504 ROPS)

Electrical circuit diagram for TW504 ROPS, illustrating component connections and wire routing.

Electrical Components - Wiring Harness Layout (SW354)

Layout of wiring harnesses for SW354, showing component connections and routing.

Wiring Harness Layout (2)

Second part of the wiring harness layout for SW354, detailing connections and routing.

Wiring Harness Layout (SW354) - Wiring harness layout (1)

First part of the wiring harness layout for TW354, showing component connections and routing.

Wiring Harness Layout (TW354) - Wiring harness layout (2)

Second part of the wiring harness layout for TW354, detailing connections and routing.

Wiring Harness Layout (TW504)

Wiring harness layout for TW504, showing component connections and routing.

Wiring Harness Layout (TW504) - Wiring harness layout (1)

First part of the wiring harness layout for TW504, detailing connections and routing.

Wiring Harness Layout (TW504) - Wiring harness layout (2)

Second part of the wiring harness layout for TW504, showing component connections and routing.

Wiring Harnesses - Engine Harness

Diagram and specifications for the engine harness, detailing connections and part numbers.

Dashboard Harness (1)

Diagram and specifications for the dashboard harness (1), showing connections and routing.

Frame (F) Harness - Frame (F) Harness (SW;TW354)

Diagram and specifications for the frame (F) harness (SW/TW354), detailing connections.

Frame (F) harness (TW504)

Diagram and specifications for the frame (F) harness (TW504), detailing connections.

Frame (R) Harness

Diagram and specifications for the frame (R) harness.

Stater Switch Harness

Diagram and specifications for the stater switch harness.

Control Switch Harness

Diagram and specifications for the control switch harness.

Working Switch Harness - Working switch harness (except ROPS)

Diagram and specifications for the working switch harness (except ROPS).

Working switch harness (ROPS)

Diagram and specifications for the working switch harness (ROPS).

Parking Brake Switch Harness

Diagram and specifications for the parking brake switch harness.

Vibration Lo-Hi Change Switch Harness - Short harness (SW;TW354: except SW354 ROPS)

Diagram and specifications for the short harness (SW/TW354, except SW354 ROPS).

Vibration Lo-Hi change switch harness (TW504)

Diagram and specifications for the vibration Lo-Hi change switch harness (TW504).

Vibrator Solenoid (R) Harness - Vibrator solenoid (R) harness (SW354)

Diagram and specifications for the vibrator solenoid (R) harness (SW354).

Cap (TW354,504)

Diagram showing the cap for TW354,504.

Hazard Switch Harness - Cap (except ROPS)

Diagram showing the cap for the hazard switch harness (except ROPS).

Hazard switch harness (ROPS)

Diagram and specifications for the hazard switch harness (ROPS).

Mihaalu Harness

Diagram and specifications for the Mihaalu harness.

Liquid Spray Switch Harness (TW354,504)

Diagram and specifications for the liquid spray switch harness (TW354,504).

Liquid Spray Pump Harness (TW354,504)

Diagram and specifications for the liquid spray pump harness (TW354,504).

Short Harness

Diagram and specifications for the short harness.

Vibratory Drum Select Switch Harness (SW354 ROPS)

Diagram and specifications for the vibratory drum select switch harness (SW354 ROPS).

F-R Lever Vibration Switch (L) Harness

Diagram and specifications for the F-R lever vibration switch (L) harness.

F-R Lever Vibration Switch (R) Harness

Diagram and specifications for the F-R lever vibration switch (R) harness.

Fuse Box (SW354)

Specifications for the fuse box of SW354, including fuse ratings and connected components.

Fuse Box (TW354)

Specifications for the fuse box of TW354, including fuse ratings and connected components.

Fuse Box (TW504)

Specifications for the fuse box of TW504, including fuse ratings and connected components.

Combination Meter

Diagram and system configuration for the combination meter.

System Circuit Diagram - Electrical Circuit Diagram (SW504)

Electrical circuit diagram for SW504, showing all connections and components.

Electrical Circuit Diagram (except ROPS)

Electrical circuit diagram for models without ROPS.

Electrical Component Specifications - Wiring Harness Layout (1)

Layout of wiring harnesses for SW504, showing component connections and routing.

Wiring Harness Layout (2)

Second part of the wiring harness layout for SW504, detailing connections and routing.

Wiring Harnesses - Engine Harness

Diagram and specifications for the engine harness, detailing connections and part numbers.

Dashboard Harness (1)

Diagram and specifications for the dashboard harness (1).

Dashboard Harness (2)

Diagram and specifications for the dashboard harness (2).

ECU Harness (Vehicle)

Diagram and specifications for the ECU harness (Vehicle).

ECU Harness (Engine)

Diagram and specifications for the ECU harness (Engine).

Frame (F) Harness - Frame (F) Harness

Diagram and specifications for the Frame (F) Harness.

Frame (R) Harness

Diagram and specifications for the Frame (R) Harness.

Stater Switch Harness

Diagram and specifications for the Stater Switch Harness.

Control Switch Harness

Diagram and specifications for the Control Switch Harness.

Working Switch Harness - Working switch harness (ROPS)

Diagram and specifications for the Working Switch Harness (ROPS).

Working switch harness (except ROPS)

Diagram and specifications for the Working Switch Harness (except ROPS).

Vibration Switch Harness - Vibration switch harness (ROPS)

Diagram and specifications for the Vibration Switch Harness (ROPS).

Vibration Lo-Hi change switch harness (except ROPS)

Diagram and specifications for the Vibration Lo-Hi change switch harness (except ROPS).

Vibrator Solenoid (F) Harness (1)

Diagram and specifications for the Vibrator Solenoid (F) Harness (1).

Vibrator Solenoid (F) Harness (2)

Diagram and specifications for the Vibrator Solenoid (F) Harness (2).

Vibrator Solenoid (R) Harness (1)

Diagram and specifications for the Vibrator Solenoid (R) Harness (1).

Vibrator Solenoid (R) Harness (2)

Diagram and specifications for the Vibrator Solenoid (R) Harness (2).

Vibrator Solenoid (R) Harness (3)

Diagram and specifications for the Vibrator Solenoid (R) Harness (3).

Vibrator Solenoid (R) Harness (4)

Diagram and specifications for the Vibrator Solenoid (R) Harness (4).

Hazard Switch Harness - Hazard switch harness (ROPS)

Diagram and specifications for the Hazard Switch Harness (ROPS).

Cap (except ROPS)

Diagram showing the cap for the Hazard Switch Harness (except ROPS).

DPF Switch Harness

Diagram and specifications for the DPF Switch Harness.

Diagnostic Switch Harness

Diagram and specifications for the Diagnostic Switch Harness.

Parking Brake Switch Harness

Diagram and specifications for the Parking Brake Switch Harness.

Mihaalu Harness

Diagram and specifications for the Mihaalu Harness.

Starter Relay Harness

Diagram and specifications for the Starter Relay Harness.

F-R Lever Vibration Switch (L) Harness

Diagram and specifications for the F-R Lever Vibration Switch (L) Harness.

F-R Lever Vibration Switch (R) Harness

Diagram and specifications for the F-R Lever Vibration Switch (R) Harness.

Short Harness

Diagram and specifications for the Short Harness.

Vibratory Drum • Rear Wheel

Precautions for Disassembly and Reassembly

General precautions for disassembly, installation, and reassembly of the unit.

Vibratory Drum - Removal and Installation of Vibratory Drum

Procedure for removing and installing the vibratory drum assembly.

Vibratory Drum Assembly - Vibratory Drum Assembly (SW;TW354)

Detailed illustration and parts list for the vibratory drum assembly (SW/TW354).

Vibratory Drum Assembly (TW504)

Detailed illustration and parts list for the vibratory drum assembly (TW504).

Disassembly and Reassembly of Vibratory Drum - Disassembly of vibratory drum

Step-by-step procedure for disassembling the vibratory drum.

Reassembly of vibratory drum

Procedure for reassembling the vibratory drum, including cleaning parts and applying grease.

Rear Axle - Rear Axle Assembly (TW types)

Illustration and specifications for the rear axle assembly (TW types).

Removal and Installation of Rear Axle (TW types)

Procedures for removing and installing the rear axle assembly (TW types).

Removal of rear axle

Steps for removing the rear axle, including supporting the frame and removing bolts.

Installation of rear axle

Procedure for installing the rear axle, including tightening torques and fluid level checks.

VIBRATORY DRUM (SW504) - Removal and Installation of Vibratory Drum

Reference to procedures for removing and installing the vibratory drum for SW504.

Disassembly and Reassembly of Vibratory Drum

Reference to procedures for disassembling and reassembling the vibratory drum.

Brake

Brake Pedal

Illustration and parts list for the brake pedal assembly.

Brake System - Brake System (SW354)

Hydraulic schematic for the brake system of SW354, showing components and flow direction.

Brake System (TW354, 504)

Hydraulic schematic for the brake system of TW354, 504, showing components and flow direction.

Water Spray System

Water Spray Piping - Water Spray Piping (SW354)

Diagrams illustrating the water spray piping for SW354, including ports and components.

Water Spray Piping (TW354,504)

Diagrams illustrating the water spray piping for TW354,504, including ports and components.

Liquid Spray System - Liquid Spray Piping (TW354,504)

Diagrams illustrating the liquid spray piping for TW354,504, including ports and components.

Inspection and Adjustment

Inspection and Adjustment - Safety Precautions for Inspection and Adjustment

Safety warnings and precautions for conducting inspections and adjustments on the machine.

Preparation for Inspection and Adjustment

Steps for preparing inspection and adjustment procedures, including instrument selection and verification.

Precautions for Inspection and Adjustment

General precautions for performing inspections and adjustments, emphasizing safety and measurement accuracy.

Warm-up

Procedure for warming up the engine and ensuring fluids reach normal operating temperatures before measurements.

Inspection and Adjustment of Engine Related Items

Reference to the engine manufacturer's shop manual for engine-specific inspection and adjustment procedures.

Measurement and Inspection of Propulsion Circuit Pressure

Procedure for measuring and inspecting the propulsion circuit pressure.

Measurement of Propulsion Circuit Pressure

Detailed steps for measuring propulsion circuit pressure, including safety warnings and instrument setup.

Inspection

Inspection procedures for the propulsion circuit pressure if measurement results deviate from standard.

Measurement and Adjustment of Propulsion Charge Circuit Pressure

Procedure for measuring and adjusting the propulsion charge circuit pressure.

Measurement of Propulsion Charge Circuit Pressure

Steps for measuring propulsion charge circuit pressure, including safety warnings and temperature checks.

Adjustment

Procedure for adjusting the charge relief pressure if it deviates from the standard setting range.

Measurement of Machine High;Low Speed Change Circuit Pressure (SW504)

Procedure for measuring high/low speed change circuit pressure for SW504.

Measurement of Parking Brake Release Pressure

Procedure for measuring parking brake release pressure for SW types (front and rear) and TW types (front).

Measurement of Parking Brake Release Pressure

Detailed steps for measuring parking brake release pressure, including safety warnings and temperature checks.

TW types: rear

Procedure for measuring parking brake release pressure for TW types (rear).

Measurement of Vibrator Circuit Pressure (SW504)

Procedure for measuring vibrator circuit pressure for SW504, including safety warnings and temperature checks.

Measurement and Inspection of Steering Circuit Pressure (SW504)

Procedure for measuring and inspecting steering circuit pressure for SW504, including safety warnings.

Inspection

Inspection procedure for the steering circuit pressure if measurements deviate from standard.

Measurement of Hydraulic Pump Case Pressure

Procedure for measuring the propulsion pump case pressure, including safety warnings and temperature checks.

Adjustment of Throttle Lever (SW504)

Procedure for adjusting the throttle lever potentiometer and operating force for SW504.

Adjustment of Potentiometer

Steps for adjusting the potentiometer, including setting throttle lever positions and engine speeds.

Adjustment of Operating Force

Procedure for adjusting the operating force of the throttle lever knob and lever to standard values.

Adjustment of F-R Lever (SW504)

Procedure for adjusting the F-R lever linkage for SW504, including specified dimensions.

Adjustment of Linkage

Steps for adjusting the F-R lever linkage, control cable, and confirming propulsion pump strokes.

Adjustment of Operating Force

Procedure for adjusting the operating force of the F-R lever knob to standard values.

Procedure for Measuring Quantity of Brake Piston Stroke (Replacement Standard)

Procedure for measuring brake piston stroke quantity as a replacement standard.

Measurement of Propulsion Circuit Pressure (SW504)

Procedure for measuring propulsion circuit pressure for SW504, including safety warnings and temperature checks.

Measurement

Detailed steps for measuring propulsion circuit pressure, ensuring safety and proper gauge connection.

Inspection

Inspection procedure for propulsion circuit pressure if measurement results deviate from standard.

Measurement and Adjustment of Propulsion Charge Circuit Pressure (SW504)

Procedure for measuring and adjusting propulsion charge circuit pressure for SW504.

Measurement

Steps for measuring propulsion charge circuit pressure, including safety warnings and temperature checks.

Adjustment

Procedure for adjusting the charge relief pressure if it deviates from the standard setting range for SW504.

Measurement of Machine High;Low Speed Change Circuit Pressure (SW504)

Procedure for measuring machine high/low speed change circuit pressure for SW504.

Measurement of Vibrator Circuit Pressure (SW504)

Procedure for measuring vibrator circuit pressure for SW504, including safety warnings and temperature checks.

Measurement and Inspection of Steering Circuit Pressure (SW504)

Procedure for measuring and inspecting steering circuit pressure for SW504, including safety warnings.

Inspection

Inspection procedure for steering circuit pressure if measurements deviate from standard.

Measurement of Hydraulic Pump Case Pressure (SW504)

Procedure for measuring hydraulic pump case pressure for SW504, including safety warnings and temperature checks.

Adjustment of Throttle Lever (SW504)

Procedure for adjusting the throttle lever potentiometer and operating force for SW504.

Adjustment of Potentiometer

Steps for adjusting the potentiometer, including setting throttle lever positions and engine speeds.

Adjustment of Operating Force

Procedure for adjusting the operating force of the throttle lever knob to standard values for SW504.

Adjustment of F-R Lever (SW504)

Procedure for adjusting the F-R lever linkage for SW504, including specified dimensions.

Troubleshooting

Troubleshooting - Safety Precautions for Troubleshooting

Safety warnings and precautions for performing troubleshooting procedures.

Important Information for Troubleshooting

Guidance on understanding systems, identifying causes, and performing troubleshooting effectively.

Before Starting

Steps to follow before starting troubleshooting, including studying manuals and checking with the operator.

Electrical System Troubleshooting - When Performing Electrical System Fault Diagnosis

Precautions to take when diagnosing electrical system faults.

Precautions to take during electrical circuit fault diagnosis

Specific precautions for disconnecting/connecting connectors, checking for faulty connections, and grounding.

Inspection procedures using a tester

General procedures for inspecting circuits using a tester, including measuring resistance and voltage.

Inspection of electrical system

Steps for inspecting the electrical system, including checking relays, fuses, connectors, and harness.

Engine - Engine will not start (Starter motor does not run) 1;3

Troubleshooting steps for when the engine will not start and the starter motor does not run.

Engine will not start (Starter motor does not run) 2;3

Continuation of troubleshooting steps for engine start issues, focusing on relays and switches.

Engine will not start (Starter motor does not run) 3;3

Final steps for troubleshooting engine start issues, including neutral relay and harness checks.

Engine will not start (But starter motor runs)

Troubleshooting steps when the starter motor runs but the engine will not start, focusing on fuel supply.

Engine does not stop running

Troubleshooting steps for when the engine does not stop running.

No charging

Troubleshooting steps for when the charging system is not functioning.

Glow plugs is not heated (Engine starting performance is bad in cold weather)

Troubleshooting steps for when glow plugs are not heated, affecting cold weather starting.

Propulsion - Machine moves neither forward nor backward

Troubleshooting steps for when the machine fails to move forward or backward.

Machine moves neither forward nor backward

Detailed checks for propulsion issues, including oil level, bypass valve, linkage, and pressure.

Machine speed cannot be changed

Troubleshooting steps for when the machine speed cannot be changed.

Brake cannot be released

Troubleshooting steps for when the brake cannot be released.

Brake does not work

Troubleshooting steps for when the brake system is not functioning.

Vibration - No vibration occurs 1;2

Troubleshooting steps for when no vibration occurs.

No vibration occurs 1;2

Detailed checks for vibrator solenoid, mode select switch, and drum select switch.

No vibration occurs 2;2

Continuation of troubleshooting for no vibration, covering Lo-Hi change switch and vibrator relay.

Vibration mode cannot be switched (F-R lever vibration switch does not work)

Troubleshooting for when vibration mode cannot be switched due to F-R lever vibration switch issues.

Vibratory drum cannot be switched (SW354 ROPS)

Troubleshooting steps for when the vibratory drum cannot be switched on SW354 ROPS models.

Amplitude does not change (Remains either low or high) (TW504)

Troubleshooting for when amplitude does not change, remaining low or high on TW504 models.

Water Spray - Continuous water spray does not operate

Troubleshooting steps when continuous water spray does not operate.

Continuous water spray does not operate

Checks for battery, water spray pump, relay, and mode select switch.

Continuous water spray works, but auto water spray does not operate

Troubleshooting steps when continuous water spray works, but auto water spray does not operate.

Liquid cannot be sprayed (TW354, 504)

Troubleshooting steps when liquid cannot be sprayed on TW354, 504 models.

Lighting - Head lamp and tail lamp do not light

Troubleshooting steps when head lamps and tail lamps do not light.

Head lamp and tail lamp do not light

Checks for battery, bulbs, lighting switch, and harness connections.

Flood lamp does not light

Troubleshooting steps when the flood lamp does not light.

Turn signal lamp does not blink

Troubleshooting steps when the turn signal lamp does not blink.

Hazard lamp does not light (Turn signal blinks) (ROPS type)

Troubleshooting steps when hazard lamp does not light (Turn signal blinks) on ROPS type.

Stop lamp does not light

Troubleshooting steps when the stop lamp does not light.

Illumination of combination meter does not light

Troubleshooting steps when the combination meter illumination does not light.

Combination meter warning lamp or indicator lamp is abnormal

Troubleshooting steps when combination meter warning or indicator lamps are abnormal.

Tachometer reading is abnormal

Troubleshooting steps for abnormal tachometer readings.

Hour meter is abnormal

Troubleshooting steps for when the hour meter is abnormal.

Temperature meter is abnormal

Troubleshooting steps for abnormal temperature meter readings.

Fuel meter is abnormal

Troubleshooting steps for when the fuel meter is abnormal.

Hydraulic oil filter warning lamp remains ON

Troubleshooting steps when the hydraulic oil filter warning lamp remains ON.

Charge warning lamp remains ON

Troubleshooting steps when the charge warning lamp remains ON.

Engine oil pressure warning lamp remains ON

Troubleshooting steps when the engine oil pressure warning lamp remains ON.

Vibration indicator lamp does not light

Troubleshooting steps when the vibration indicator lamp does not light.

Water spray indicator lamp does not light

Troubleshooting steps when the water spray indicator lamp does not light.

Liquid spray indicator lamp does not light (TW354, 504)

Troubleshooting steps when the liquid spray indicator lamp does not light for TW354, 504.

Flood lamp indicator lamp does not light

Troubleshooting steps when the flood lamp indicator lamp does not light.

Parking brake indicator lamp does not light

Troubleshooting steps when the parking brake indicator lamp does not light.

Turn signal indicator lamp does not light

Troubleshooting steps when the turn signal indicator lamp does not light.

Horn does not sound

Troubleshooting steps when the horn does not sound.

Backup buzzer does not sound

Troubleshooting steps when the backup buzzer does not sound.

Hydraulic System Troubleshooting - When Performing Hydraulic System Troubleshooting

General precautions and methods for performing hydraulic system troubleshooting.

Propulsion System

Troubleshooting steps for problems in the propulsion system, including pump, motor, and brakes.

Machine moves neither forward nor backward

Troubleshooting steps for when the machine moves neither forward nor backward.

Machine moves in one direction only (forward or backward)

Troubleshooting steps for when the machine moves in only one direction.

Slow machine speed or small drive force 1;2

Troubleshooting steps for slow machine speed or small drive force.

Slow machine speed or small drive force 2;2

Continuation of troubleshooting for slow machine speed or small drive force.

Machine speed cannot be switched

Troubleshooting steps for when the machine speed cannot be switched.

Machine does not stop completely with F-R lever in “N”

Troubleshooting steps for when the machine does not stop completely with F-R lever in 'N'.

Driving not possible with differential locked (TW354, 504)

Troubleshooting steps for when driving is not possible with the differential locked.

Propulsion system is overheating

Troubleshooting steps when the propulsion system is overheating.

Abnormal noise from propulsion system

Troubleshooting steps for abnormal noise originating from the propulsion system.

Vibrator System

Troubleshooting steps for problems related to the vibrator system.

No vibration

Troubleshooting steps when there is no vibration from the vibrator system.

Vibrator frequency is too low

Troubleshooting steps when the vibrator frequency is too low.

Vibratory drum does not changeover vibrating (SW354 ROPS)

Troubleshooting for vibratory drum not changingover vibrating on SW354 ROPS.

Vibration mode does not switch (TW504)

Troubleshooting for when the vibration mode does not switch on TW504.

Vibrator does not stop

Troubleshooting steps for when the vibrator does not stop.

Vibrator system is overheating

Troubleshooting steps when the vibrator system is overheating.

Abnormal noise from vibrator system

Troubleshooting steps for abnormal noise from the vibrator system.

Steering System

Troubleshooting steps for problems in the steering system, including steering wheel and pump issues.

Steering wheel is hard to turn

Troubleshooting steps for when the steering wheel is hard to turn.

Steering response is slow

Troubleshooting steps for slow steering response.

Steering wheel backlash or play is large

Troubleshooting steps for excessive steering wheel backlash or play.

Steering system is overheating

Troubleshooting steps for when the steering system is overheating.

Abnormal noise from steering system

Troubleshooting steps for abnormal noise from the steering system.

Cooling System

Troubleshooting steps for problems in the cooling system.

Cooling fan does not rotate

Troubleshooting steps when the cooling fan does not rotate.

Cooling system is overheating

Troubleshooting steps when the cooling system is overheating.

Electrical System Troubleshooting (SW504) - Engine Diagnosis Trouble Code

Information on engine diagnosis trouble codes (SPN, FMI) for SW504.

Engine Diagnosis Trouble Code

Description of diagnostic trouble codes, including SPN, FMI, detection item, and behavior during malfunction.

Description of diagnostic trouble code (SPN, FMI)

Details on diagnostic trouble codes, including SPN, FMI, detection item, and behavior during malfunction.

Table of the diagnostic trouble code (DTC)

Table listing diagnostic trouble codes (DTC) with SPN, FMI, detection items, and behavior during malfunction.

Engine

Troubleshooting steps for engine-related issues.

Engine will not start (Starter motor does not run) 1;3

Troubleshooting steps for engine start issues when the starter motor does not run.

Engine will not start (Starter motor does not run) 2;3

Continuation of troubleshooting for engine start issues, focusing on relays and switches.

Engine will not start (Starter motor does not run) 3;3

Final steps for troubleshooting engine start issues, including neutral relay and harness checks.

Engine will not start (But starter motor runs)

Troubleshooting steps when the starter motor runs but the engine will not start, focusing on fuel supply.

Engine does not stop running

Troubleshooting steps for when the engine does not stop running.

No charging

Troubleshooting steps for when the charging system is not functioning.

Glow plugs is not heated (Engine starting performance is bad in cold weather)

Troubleshooting steps for when glow plugs are not heated, affecting cold weather starting.

Propulsion

Troubleshooting steps for propulsion system issues.

Machine moves neither forward nor backward

Troubleshooting steps for when the machine moves neither forward nor backward.

Machine speed cannot be changed

Troubleshooting steps for when the machine speed cannot be changed.

Brake cannot be released

Troubleshooting steps for when the brake cannot be released.

Brake does not work

Troubleshooting steps for when the brake system is not functioning.

Vibration - No vibration occurs 1;3

Troubleshooting steps for when there is no vibration.

No vibration occurs 1;3

Detailed checks for vibrator solenoid, mode select switch, and drum select switch.

No vibration occurs 2;3

Continuation of troubleshooting for no vibration, covering Lo-Hi change switch and vibrator relay.

Vibration mode cannot be switched (F-R lever vibration switch does not work)

Troubleshooting for when vibration mode cannot be switched due to F-R lever vibration switch issues.

Vibratory drum cannot be switched (SW354 ROPS)

Troubleshooting for when the vibratory drum cannot be switched on SW354 ROPS models.

Amplitude does not change (Remains either low or high) (TW504)

Troubleshooting for when amplitude does not change, remaining low or high on TW504.

Water Spray - Continuous water spray does not operate

Troubleshooting steps when continuous water spray does not operate.

Continuous water spray does not operate

Checks for battery, water spray pump, relay, and mode select switch.

Continuous water spray works, but auto water spray does not operate

Troubleshooting steps when continuous water spray works, but auto water spray does not operate.

Liquid cannot be sprayed (TW354, 504)

Troubleshooting steps when liquid cannot be sprayed on TW354, 504.

Lighting - Head lamp and tail lamp do not light

Troubleshooting steps when head lamps and tail lamps do not light.

Head lamp and tail lamp do not light

Checks for battery, bulbs, lighting switch, and harness connections.

Flood lamp does not light

Troubleshooting steps when the flood lamp does not light.

Turn signal lamp does not blink

Troubleshooting steps when the turn signal lamp does not blink.

Hazard lamp does not light (Turn signal blinks) (ROPS type)

Troubleshooting steps when hazard lamp does not light (Turn signal blinks) on ROPS type.

Stop lamp does not light

Troubleshooting steps when the stop lamp does not light.

Illumination of combination meter does not light

Troubleshooting steps when the combination meter illumination does not light.

Combination meter warning lamp or indicator lamp is abnormal

Troubleshooting steps when combination meter warning or indicator lamps are abnormal.

Tachometer reading is abnormal

Troubleshooting steps for abnormal tachometer readings.

Hour meter is abnormal

Troubleshooting steps for when the hour meter is abnormal.

Temperature meter is abnormal

Troubleshooting steps for abnormal temperature meter readings.

Fuel meter is abnormal

Troubleshooting steps for when the fuel meter is abnormal.

Hydraulic oil filter warning lamp remains ON

Troubleshooting steps when the hydraulic oil filter warning lamp remains ON.

Charge warning lamp remains ON

Troubleshooting steps when the charge warning lamp remains ON.

Engine oil pressure warning lamp remains ON

Troubleshooting steps when the engine oil pressure warning lamp remains ON.

Vibration indicator lamp does not light

Troubleshooting steps when the vibration indicator lamp does not light.

Water spray indicator lamp does not light

Troubleshooting steps when the water spray indicator lamp does not light.

Liquid spray indicator lamp does not light (TW354, 504)

Troubleshooting steps when the liquid spray indicator lamp does not light for TW354, 504.

Flood lamp indicator lamp does not light

Troubleshooting steps when the flood lamp indicator lamp does not light.

Parking brake indicator lamp does not light

Troubleshooting steps when the parking brake indicator lamp does not light.

Turn signal indicator lamp does not light

Troubleshooting steps when the turn signal indicator lamp does not light.

Horn does not sound

Troubleshooting steps when the horn does not sound.

Backup buzzer does not sound

Troubleshooting steps when the backup buzzer does not sound.

Sakai SW354 Specifications

General IconGeneral
BrandSakai
ModelSW354
CategoryConstruction Equipment
LanguageEnglish

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