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Walker T27i User Manual

Walker T27i
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Operator’s Manual
Safety, Assembly, Operating, and Maintenance Instructions
Please Read and Save These Instructions
For Safety, Read All Safety and Operation
Instructions Prior to Operating Machine
Beginning S/N: 134970
P/N 8000-28

Table of Contents

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Walker T27i Specifications

General IconGeneral
Drive SystemHydrostatic
Cutting Width42 in (106.7 cm)
Weight1180 lb (535 kg)
Fuel Capacity10.5 US gal (39.7 L)
Fuel Tank Capacity10.5 US gal (39.7 L)
Engine TypeGasoline
Deck MaterialSteel

Summary

Foreword

General Information

HIGHLIGHTED INFORMATION

Information highlighted in bold type for special attention.

GLOSSARY

Terms and their definitions used in the manual.

IDENTIFYING NUMBER LOCATIONS

Location of tractor and mower serial and model numbers.

SERVICING OF ENGINE AND DRIVETRAIN COMPONENTS

Guidance on servicing engine and drivetrain components.

Specifications

ENGINE

Detailed specifications for the engine.

ELECTRICAL SYSTEM

Detailed specifications for the electrical system.

TRANSMISSION

Detailed specifications for the transmission.

BLADE DRIVE

Detailed specifications for the blade drive system.

TIRE SIZE

Information on available tire sizes for the tractor.

TIRE PRESSURE

Recommended tire pressures for optimal operation.

DIMENSIONS (Tractor and Mower)

Physical dimensions of the tractor and mower.

GHS SYSTEM (Optional)

Specifications for the optional Grass Handling System.

MOWER DECK

Specifications for the mower deck.

DRIVE BELTS

Specifications for various drive belts.

SEAT

Information about the operator's seat.

FRAME/BODY CONSTRUCTION

Details on the frame and body construction.

Component Identification

Front View and Right Side View

Diagram identifying components from the front/right.

Rear View and Left Side View

Diagram identifying components from the rear/left.

Top View (Engine Compartment)

Diagram identifying engine compartment components.

Safety Instructions - Before Operating

BEFORE OPERATING

Essential steps and precautions before operating the mower.

Safety Instructions - Operating

Safety Instructions - Maintenance

Safety, Control, and Instruction Decals

Adjacent to Blower Discharge Chute through Body

Decal near the blower discharge chute on the body.

Engine Shroud

Decal located on the engine shroud.

Top of Body Grass Shield

Decal on the top of the body grass shield.

Rear of Grass Catcher Exhaust Screen

Decal on the rear grass catcher exhaust screen.

RH Fender

Decal located on the right-hand fender.

Each End of Mower Deck

Decals found on each end of the mower deck.

Precleaner Tube

Decal located on the precleaner tube.

Deck Discharge Shield (SD Decks Only)

Decal for the deck discharge shield on side discharge decks.

Deck Carrier Frame

Decals on the deck carrier frame.

Deck Gearbox Cover

Decal on the deck gearbox cover.

Gear Axle

Decal located on the gear axle.

Right Side, Behind Operator Seat

Decal behind the operator seat on the right side.

Hydrostat Oil Reservoir

Decal near the hydrostat oil reservoir.

Jackshaft Support Adjacent to Dipstick

Decal on the jackshaft support near the dipstick.

Catcher Door Hinge Bar, LH and RH Sides

Decals on the catcher door hinge bar.

LH Gear Axle

Decal on the left-hand gear axle.

Front Body, RH Side Adjacent to Operator Seat

Decal on the front body, right side near the seat.

Front Body, LH Side Adjacent to Operator Seat

Decal on the front body, left side near the seat.

Front Body Adjacent to RH Steering Lever

Decal on the front body near the RH steering lever.

Gearbox Cover

Decal on the gearbox cover.

Radiator Guard

Decal on the radiator guard.

Instrument Panel

Decal on the instrument panel.

Assembly Instructions

SETUP INSTRUCTIONS

General guidance for initial setup and assembly.

Tire Installation (Tractor)

Instructions for installing the tractor drive tires.

Battery Service

Important tips for battery service and installation.

Dry Battery Service

Procedure for activating and servicing a dry battery.

Battery Charging

Safety and procedures for charging a battery.

Battery Installation

Steps for correctly installing the battery.

Mower Deck Assembly

Instructions for assembling the mower deck.

Deck Caster Wheels Installation

Steps for installing the mower deck caster wheels.

Deck Discharge Chute Installation (GHS Collection Models Only)

Installing the discharge chute for GHS models.

Deck Discharge Deflector Shield Installation (Side Discharge Models Only)

Installing the deflector shield for side discharge decks.

PTO Shaft Guard Installation

Installing the PTO shaft guard.

Tilt-Up Roller Wheel Installation

Installing the tilt-up roller wheels on the deck.

Mower Deck Installation on Tractor

Steps for mounting the mower deck onto the tractor.

PTO Shaft Connection

How to connect the PTO shaft to the mower deck.

Deck Counterweight Spring Installation

Installing and adjusting counterweight springs for the deck.

Deck Leveling

Procedure to ensure the mower deck is level.

PREOPERATING CHECKLIST

List of checks to perform before operating the mower.

CHECK HYDROSTATIC TRANSMISSION OIL LEVEL

How to check the hydrostatic transmission fluid level.

CHECK FUNCTIONS OF INSTRUMENT PANEL AND WARNING HORN

Verifying instrument panel and horn functionality.

CHECK FUNCTION OF SAFETY INTERLOCK SWITCHES

Testing the safety interlock switch system.

CHECK TIRE PRESSURE

Checking and adjusting tire pressures.

CHECK AND CLEAN GRASS BUILDUP UNDERNEATH MOWER DECK

Cleaning grass buildup from under the mower deck.

CHECK MOWER BLADE CONDITION, SHARPNESS, AND SECURITY OF MOUNTING

Inspecting mower blades for condition and security.

ADJUST MOWER CUTTING HEIGHT, IF REQUIRED

Adjusting the mower's cutting height.

CHECK SECURITY OF DRIVE WHEEL BOLTS

Checking the tightness of drive wheel bolts.

Operating Instructions

CONTROL IDENTIFICATION, LOCATION, AND FUNCTION

Identifying and understanding all operator controls.

Operating Controls

Overview of the mower's operating controls.

Forward Speed Control (FSC)

Operation and functions of the Forward Speed Control.

Steering Levers

Operation of the steering levers for directional control.

Blade Clutch (PTO)

Engaging and disengaging the blade clutch (PTO).

Parking Brake

How to engage and disengage the parking brake.

Operating Controls (Top View from Drivers Point of View)

Diagram showing control layout from the operator's perspective.

Front Body Latch Release

How to release the front body for access.

Transmission Lockout Levers

Engaging/disengaging transmission lockout for freewheeling.

Suspension Seat

Adjusting and using the suspension seat for comfort and safety.

Instrument Panel

Explanation of the instrument panel indicators and switches.

Hourmeter

Function and reminders provided by the hourmeter.

Voltmeter

Reading and interpreting the voltmeter.

Oil Pressure Warning Light/Horn

Warning indicators for low oil pressure.

Water Temperature Warning Light/Horn

Warning indicators for overheating.

Water Temperature Gauge

Reading the water temperature gauge.

Engine Service Light

Meaning of the engine service light.

Ignition Switch

How to start, stop, and operate the ignition switch.

Light Switch (For Optional Lights)

Operation of headlights if equipped.

Warning Horn

Purpose of the warning horn.

Circuit Breakers

Function of the circuit breakers.

STARTING THE ENGINE

Step-by-step procedure for starting the engine.

ADJUSTING GROUND SPEED AND STEERING

Learning to control speed and direction.

RECOMMENDATIONS FOR TILT-UP DECK OPERATION/TRANSPORT

Guidelines for using and transporting the tilt-up deck.

GRASS HANDLING SYSTEM (GHS)

Overview of the Grass Handling System.

General Information (about GHS)

General information regarding the GHS operation.

Clogging Checklist

Steps to identify and resolve clogging issues.

Cleaning the GHS Exhaust Screen

How to clean the GHS exhaust screen.

Dumping the Catcher

Procedures for emptying the grass catcher.

Tailgate Dumping

How to perform tailgate dumping of the catcher.

Using the Dump Bag

Instructions for using the optional dump bag.

Power Dump Option

Operation of the optional power dump system.

Hi-Dump® Option

Operation of the optional Hi-Dump® system.

Maintenance Instructions

IMPORTANT TIPS FOR CARE OF THE KOHLER ENGINE

Key care tips for the Kohler engine.

Fuel System

Maintenance and care for the fuel system.

Starting/Stopping

Tips for starting and stopping the engine.

Cooling System

Maintenance for the engine cooling system.

Engine Oil

Information on engine oil.

Checking Engine Crankcase Oil Level

How to check the engine oil level.

Changing Engine Crankcase Oil/Oil Filter

Procedure for changing engine oil and filter.

Mower Deck Gearbox Lubrication

Lubrication instructions for mower deck gearboxes.

DS52 or DS62 Mower Deck Lubrication

Lubrication for DS52/DS62 mower decks.

Mower Deck Spindle Lubrication

Lubrication for mower deck spindles.

Tractor PTO Gearbox Lubrication

Lubrication for the tractor PTO gearbox.

Checking Gearbox Oil Level

How to check the PTO gearbox oil level.

Changing Gearbox Oil

Procedure for changing PTO gearbox oil.

Gear Axle Lubrication

Lubrication for the gear axle.

Hydrostatic Transmission Fluid

Checking the hydrostatic transmission fluid level.

Checking Hydrostatic Transmission Fluid Level

Procedure for checking transmission fluid level.

Grease Fitting and Oil Point Lubrication

Lubricating grease fittings and oil points.

CLEANING

General cleaning procedures for the machine.

Engine Air Cleaner System

Maintenance of the engine air cleaner system.

Turbine Precleaner

Service and checks for the turbine precleaner.

Donaldson Radialseal™™ Air Cleaner

Service for the Donaldson air cleaner.

Air Filter Element Replacement

Procedure for replacing the air filter element.

Proper Orientation of Air Cleaner Cover

Correct orientation of the air cleaner cover.

Engine Cooling System

Maintenance of the engine cooling system.

Radiator Screen and Cooling Fins

Cleaning radiator screens and cooling fins.

Flushing Radiator and Changing Coolant

Procedure for flushing and changing coolant.

Grass Buildup in Mower Deck Housing

Cleaning grass buildup from the mower deck.

GHS Blower

Maintenance and cleaning of the GHS blower.

GHS Exhaust Screen

Cleaning the GHS exhaust screen.

Hydrostatic Transmission Cooling Fins

Cleaning cooling fins on hydrostatic transmissions.

CHECKING/SERVICING

General checks and servicing procedures.

Engine Cooling System

Checking the engine cooling system.

Coolant Level

How to check and maintain coolant level.

Security of Air Filtration Components

Inspecting air filtration component security.

Battery

Maintenance procedures for the battery.

Electrolyte Level

How to check the battery electrolyte level.

Cleaning the Terminals

Cleaning corroded battery terminals.

Charging the Battery

Procedures for charging the battery.

Tire Pressure

Checking and adjusting tire pressures.

Wheel Bolt Torque

Checking the torque of wheel bolts.

Sharpen Mower Blades

Procedure for sharpening mower blades.

Mower Deck Gearbox Oil Seals

Inspecting gearbox oil seals for leaks.

Spark Plugs

Maintenance and replacement of spark plugs.

Ignition Wires

Recommended replacement of ignition wires.

Fuel Lines and Clamps

Inspecting fuel lines and clamps.

Engine Starter

Maintenance for the engine starter.

Transmission Control Setting

Checking and adjusting transmission control settings.

Neutral-Park

Verifying the Neutral-Park position.

Straight Ground Tracking

Adjusting for straight ground travel.

Radiator Hoses and Clamps

Inspecting radiator hoses and clamps.

Blade Brake Action

Checking the function of the blade brake.

PTO U-Joints

Inspecting PTO U-joints for wear.

Safety Switch System

Checking the safety interlock switch system.

Forward Speed Control Friction Lock

Adjusting the FSC friction lock.

REPLACING/REPAIRING

Drive Belts

Information on replacing drive belts.

Engine PTO Drive Belt (3 Groove Power Band)

Procedure for removing and installing the PTO drive belt.

Jackshaft Drive Belt

Procedure for removing and installing the jackshaft drive belt.

GHS Blower Drive Belt

Procedure for removing and installing the GHS blower drive belt.

Hydrostatic Ground Drive Belt

Procedure for removing and installing the hydrostatic ground drive belt.

Fuel Filter

Information on replacing the fuel filter.

Blade Overload Shear Bolts

Information on shear bolts for blade protection.

Mower Blades

When and how to replace mower blades.

ADJUSTMENTS

Transmission Control

Adjusting the transmission control linkage.

Set FSC Travel Limits (Stop) - Step 1

Setting the FSC travel limits.

Set Maximum Forward Travel Speed (Stop) - Step 2

Adjusting the maximum forward travel speed.

Neutral Function Adjustment - Step 3

Adjusting the neutral function of the transmission.

Straight Ground Travel Adjustment - Step 4

Adjusting for straight ground travel performance.

Blade Clutch (PTO)

Adjusting clutch engagement and belt tension.

Clutch Engagement/Belt Tension

Adjusting belt tension and clutch engagement.

Clutch Disengagement/Brake Action

Adjusting clutch disengagement and blade brake action.

Stop Block Eccentric Adjustment - Step 1

Adjusting the stop block for clutch idler pulley.

Clutch Idler Pulley Travel Adjustment - Step 2

Adjusting the travel of the clutch idler pulley.

Blade Brake Band Adjustment - Step 3

Adjusting the blade brake band.

Brake Actuator Rod Adjustment

Adjusting the brake actuator rod.

Forward Speed Control Friction Lock

Checking and adjusting FSC friction lock.

Steering Handles

Adjusting the steering handles for operator comfort.

Tilt-Up Deck Adjustable Stop

Adjusting the stop for the tilt-up deck.

LIMITED WARRANTY

WHAT THIS WARRANTY COVERS, AND FOR HOW LONG:

Details on what the warranty covers and its duration.

WHAT THIS WARRANTY DOES NOT COVER:

Specifies items and conditions not covered by the warranty.

HOW TO OBTAIN SERVICE UNDER THIS WARRANTY:

Instructions on how to get warranty service.

WARRANTY LIMITATION:

Limitations on warranties and liability.

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