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Barko 495B - SE User Manual

Barko 495B - SE
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Machine
Serial Number
The information and illustrations in this manual have been approved as accurate at the time of printing.
However, the manual may contain information on options not present on your loader. The right is reserved
by Barko Hydraulics,LLC to make changes and improvements in it's product at anytime without notice
or obligation.
NOTE: The operating and safety instructions for a Slasher Saw Attachment or Carrier Lower are not
included in this manual. See Slasher Saw or Carrier manufacturer's information.
NOTE: The Grapple Service and Installation Information is not included in this manual. See separate
Grapple Service and Installation manual which accompanies all grapples from the factory.
Service Manual PN# 800-00412
SERVICE MANUAL
495B - SE (STATIONARY ELECTRIC)
1 Banks Avenue, Superior, WI 54880
phone: 715-395-6700 fax: 800-772-2448
website: www.barko.com email: parts@barko.com

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Barko 495B - SE Specifications

General IconGeneral
BrandBarko
Model495B - SE
CategoryCompact Loader
LanguageEnglish

Summary

Introduction

Information

Contact details and information requests for service or spare parts.

Reference

Location of the machine serial number plate on the platform.

Abbreviations and Symbols

Explanations of Other Occurrences in this Manual

Clarifies specific notations and references used within parts lists and the manual.

Know Your Machine

Safety Summary

Safe Operation on Sloped Terrain

Fire Prevention

Installation of Fire Extinguisher Bracket

Step-by-step instructions for mounting a fire extinguisher bracket in the cab.

Model Description

Safety While Servicing

Before Inspection or Maintenance

Essential steps to ensure safety before performing any inspection or maintenance on the machine.

Preventive Maintenance

Special New-Machine Instructions

Specific maintenance procedures required after the first 100 hours of operation for a new machine.

Service Schedule

Lubrication Points

Fluid Specifications

Grease

Grease recommendations based on air temperature range.

Hydraulic Oil

Features and grade selection for hydraulic oil based on ambient and operating temperatures.

Engine Oil

Reference to engine manufacturer manuals for engine oil specifications.

Fuel Specifications

Fuel grade recommendations based on temperature and altitude, and sulfur content notes.

Special Torque Specifications

General Torque Specifications

Hydraulic Drawing

Hydraulic Servo Drawing

Hydraulic Schematic

Hydraulic Drawing Tandem

Hydraulic Servo Tandem

Hydraulic Schematic Tandem

Hydraulic Pressure Settings (495ML)

Relief Valves

Explanation of relief valves and their function in limiting hydraulic pressure.

Machine Function Speeds

Specifications for the operating speeds of various machine functions like swing and boom.

Hydraulic Pressure Adjustments

Pump Adjustments (A11VLO-145)

Procedure for adjusting working and standby pressure on the A11VLO-145 pump.

Pump Adjustments (AA11V-095)

Procedure for adjusting working and standby pressure on the AA11V-095 pump.

Pump Adjustments (AA11 Saw Pump)

Procedure for adjusting working and standby pressure on the AA11 Saw Pump.

K170 Upper Valve Adjustments

Adjustments for the K170 Upper Valve Bank, including feed reducers and pressure settings.

L90 Lower Valve Bank Adjustments (558-01627)

Adjustments for the L90 Lower Valve Bank, including feed reducers and load sense relief.

Hydraulic Reservoir Maintenance

Draining the Reservoir

Steps for safely draining hydraulic oil from the reservoir.

Cleaning the Reservoir

Procedure for cleaning the hydraulic oil reservoir and its components.

Filling the Reservoir

Instructions for refilling the hydraulic reservoir with the correct oil.

Hydraulic Oil Changing Procedure

Recommended procedure and interval for changing hydraulic oil.

Hydraulic Filter Maintenance

The Return Filter

Maintenance and replacement procedure for the hydraulic return filter.

The Drain Filter

Maintenance and replacement procedure for the hydraulic drain filter.

Hydraulic Filter Maintenance Continued...

The Servo Filter

Maintenance and replacement procedure for the hydraulic servo filter, including indicator use.

Eliminating Air from the System

Causes

Common sources of air introduction into the hydraulic system.

Damage to the System

Potential system damage caused by air contamination (aeration).

How to Avoid Aeration

Practices to prevent air from entering the hydraulic system and maintain its condition.

Hydraulic Fittings, Hoses & Tubing

Pipe Thread Sealer

Importance and application of pipe thread sealer for preventing air leaks and contamination.

Application

Recommended use of pipe thread sealer on fixed installations and fittings.

Hydraulic Cylinder Maintenance

Seal Servicing

Detailed procedure for servicing and replacing seals in hydraulic cylinders.

Hydraulic Collector Maintenance

Trouble Shooting (Symptoms of a Defective Collector)

Common symptoms and diagnostic steps for a defective hydraulic collector.

Replacing the Active Fill and/or Counter Pressure Valves

Procedure for testing and replacing specific valves within the upper valve bank.

Collector Trouble Shooting Continued...

Collector Seal Replacement

Step-by-step guide for replacing seals within the hydraulic collector assembly.

Swing Motor Maintenance (Danfoss)

Tools Required for Servicing

List of tools necessary for performing maintenance on the Danfoss swing motor.

Disassembly (Refer to Figure 1)

Step-by-step procedure for disassembling the swing motor.

Swing Motor Maintenance (Danfoss) Continued...

Reassembly

Detailed steps for reassembling the swing motor after maintenance.

Swing Motor Gearbox Maintenance (T1/02)

Checking Fluid Levels

Procedures for checking fluid levels in the swing motor gearbox.

Fluid Type

Specifies the correct gear fluid type for the swing motor gearbox.

Filling the Gearbox with Fluid

Instructions for filling the gearbox with the appropriate lubricant.

Fluid Capacities

Specifies the fluid capacity for the gearbox and lube reservoir.

Recommended Fluid Change Intervals

Recommended intervals for changing the fluid in the swing motor gearbox.

Mounting Bolt Torque

Torque specification for the swing motor gearbox mounting bolts.

Elec. Schematic - 460V 3PH 60HZ 100HP

Elec. Schematic - 575V 3PH 60HZ 100HP

Elec. Schematic - 380V 3PH 50HZ 125HP

Electrical System Maintenance

Electrical System Description

Overview of the machine's 12-volt electrical system, including circuits.

Electrical System Inspection

Guidelines for inspecting electrical system components like cables, batteries, and wiring.

Battery Disconnect Switch

Location and function of the battery disconnect switch for safety and transport.

Electrical System Maintenance Continued...

Using an Extra Battery to Start Machine

Safety procedures for jump-starting the machine using an auxiliary battery.

Electrical System Maintenance Continued...

Installing a New Battery

Steps for safely removing and installing a new battery in the machine.

Alternator Drive Belt Adjustment

Procedure for adjusting the drive belt tension for the alternator.

Alternator Maintenance

Instructions for checking the alternator's wiring and connections.

Electrical System Maintenance Continued...

Checking Alternator Output

Procedure for testing the alternator's output amperage.

Checking the Regulator

Procedure for checking the voltage regulator associated with the alternator.

Electrical System Maintenance Continued...

Trouble Shooting the Electrical System

A chart to diagnose common electrical system problems, their causes, and remedies.

Electric Collector Maintenance

Collector Description

Explanation of the electric collector's function and design.

Collector Maintenance

General maintenance guidelines for the electric collector and its brushes.

Air Conditioner Maintenance

Refrigerant

Information and warnings regarding the use and handling of R134a refrigerant.

Air Conditioner Maintenance Continued...

Checking/Adding Refrigerant

Procedure for checking and adding refrigerant, including temperature-pressure chart.

Air Conditioner Maintenance Continued...

Electrical Flow A/C Heater

Description of the electrical flow and operation of the A/C heater control panel.

Air Conditioner Maintenance Continued...

Water Valve Motor Test

Procedure for testing the water valve motor in the A/C system.

A/C System Diagnosis

System Operating Normally – Fully Charged

Expected normal system operating pressures, sight glass, and outlet temperatures.

Diagnostic Chart

Chart for diagnosing A/C system problems based on pressures, symptoms, and solutions.

Engine Maintenance

Pump Drive Maintenance (For Funk Pump Drives)

Lubricant Recommendations and Fluid Changing Procedures

Recommendations for lubricant type, grade, and fluid changing procedures for pump drives.

Pump Drive Maintenance Continued...

Pump Drive Disassembly

Step-by-step instructions for disassembling the pump drive unit.

Pump Drive Maintenance Continued...

Single Pad Pump Drives

Information on single pad pump drives and their maintenance.

Disconnect Clutch (Optional)

Maintenance procedures for the optional disconnect clutch.

Air Cleaner Maintenance

Important Steps to Follow Every Time an Air Cleaner Element is Replaced:

Crucial steps to ensure proper replacement of air cleaner elements.

Emptying the Dust Cup

Procedure for emptying the pre-cleaner dust cup to maintain air cleaner efficiency.

Air Cleaner Maintenance Continued...

Air Cleaners with Vacuator Valve

Maintenance of air cleaners equipped with a vacuator valve.

Checking Air Cleaner Restriction

How to check air cleaner restriction using indicators or gauges.

Air Cleaners Without Restriction Indicators

Methods for checking air cleaner restriction without a built-in indicator.

Replacing the Air Cleaner Element

Procedure for replacing a dirty air cleaner element to ensure engine protection.

Safety Element Service (If Applicable)

Maintenance guidelines for the air cleaner safety element.

Turntable Bearing Maintenance

General

General information on turntable bearing design and clearance.

Signs of a Worn Out Bearing

Indicators of a worn turntable bearing, such as pitting and increased clearance.

Measuring Bearing Clearance

Methods and guidelines for measuring bearing clearance.

Measuring Procedure

Step-by-step instructions for correctly measuring turntable bearing clearance.

Turntable Bearing Maintenance Continued...

Possible Indicator Position

Illustration showing dial indicator placement for bearing clearance measurement.

Measurement Locations

Diagram indicating the 8 equally spaced locations for taking bearing measurements.

Turntable Bearing Maintenance Continued...

Table 1: Maximum Allowable Clearances (inches) for 3000 Series Ball Bearings

Table providing maximum allowable clearances for turntable bearings based on size.

Turntable Bearing Maintenance Continued...

Inspecting the Turntable Bearing

Visual inspection guidelines for turntable bearings, checking for wear or damage.

Bearing Mounting Bolt Torque

Torque specifications for turntable bearing mounting bolts.

Bearing Lubrication

Lubrication guidelines for turntable bearings, including grease type and application.

Trouble Shooting

Engine

A chart to diagnose common engine problems, their causes, and remedies.

Hydraulic System

Pump or Motor Too Noisy

Possible causes and remedies for noisy hydraulic pumps or motors.

Hydraulic Oil Overheats

Causes and remedies for hydraulic oil overheating issues.

No Flow or Pressure

Potential causes and solutions for lack of hydraulic flow or pressure.

Hydraulic System Pressure Too Low

Causes and remedies for low hydraulic system pressure.

Hydraulic Pressure Erratic

Causes and remedies for erratic hydraulic system pressure.

Slow Hydraulic Functions

Causes and remedies for slow or sluggish hydraulic functions.

Hydraulic System Continued...

No Machine Functions

Causes and remedies when no machine functions are operating.

Electrical System

A chart to diagnose common electrical system problems, their causes, and remedies.

Machine Operations

Boom Will Not Remain Raised

Causes and remedies for the boom not staying in a raised position.

Platform Assembly Does Not Swing

Causes and remedies when the platform assembly fails to swing.

No Steering Control. (If Applicable)

Causes and remedies for loss of steering control on applicable models.

Machine Steering in Opposite Direction. (If Applicable)

Causes and remedies for incorrect steering direction.

Steering Wheel Does Not Turn. (If Applicable)

Causes and remedies for a steering wheel that does not turn.

Erratic Steering

Causes and remedies for erratic or unpredictable steering behavior.

Decals

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