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Workshop Manual
M 105/125-85F
G 125-85F
English

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Table of Contents
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Summarization of Contents

SAFETY INSTRUCTIONS
General Instructions
Safety guidelines for personnel repairing ride-on mowers, emphasizing manual reading and safety devices.
Special Instructions
Details hazardous properties of fuel, compressed air, and components, with safety precautions.
MAINTENANCE
Maintenance Schedule
List of maintenance tasks, their intervals (daily, yearly, hours), and applicability.
DESIGN AND FUNCTION
General
Overview of mower models M105-85F, M125-85FH, G125-85F, cutting decks, and transmissions.
Engine
Details on Briggs & Stratton engines, emphasizing original spare parts for warranty.
Steering
Explanation of the rear-wheel steering system and force transfer mechanism.
Drive Unit
Description of manual gearbox and hydrostatic transmission options for the mowers.
Cutting Deck
Information on mulching units, rear discharge, and cutting height adjustment levers.
REPAIR INSTRUCTIONS
Dismantling the Engine
Step-by-step guide to removing the engine, including bonnet, plates, and cable connections.
Assembling the Engine
Instructions for reassembling the engine after removal, in reverse order of dismantling.
Fuel Tank
Procedure for dismantling the fuel tank, with crucial safety warnings about petrol.
Changing the Engine Oil
Guide to changing engine oil, including initial and periodic intervals and disposal instructions.
Checking and Adjusting the Steering Cable
Method for checking steering cable tension and adjusting it for proper wheel alignment.
Replacing the Steering Cable
Detailed steps for removing and replacing the steering cable assembly.
Assembling
Instructions for correctly assembling the steering cable onto pulleys and steering disc.
Assembling the Steering Shaft
Procedure for fitting the steering wheel and control rod onto the shaft.
Checking and Adjusting the Brake
Procedure to check and adjust the brake for safe operation on slopes.
Adjusting the Throttle Cable
Guide to adjusting the throttle cable to ensure proper engine response and speed control.
Dismantling the Swing Axle
Steps to remove the swing axle, including battery and battery shelf removal.
Adjusting the Drive Chain
Method for tightening the drive chain by adjusting the support plate.
Dismantling/Assembling the Drive Chain
Instructions for removing and fitting the drive chain, including using a master link.
Dismantling/Assembling the Hydrostatic Transmission
Detailed steps for removing and reassembling the hydrostatic transmission unit and its belts.
Replacing the Belts
Procedure for replacing drive belts, including preparatory steps and tensioning.
Checking and Adjusting the Cutting Deck Ground Pressure
Method to check tire pressure and adjust cutting deck ground pressure using scales.
Removing the Cutting Deck
Step-by-step guide to detach the cutting deck for cleaning and servicing.
ELECTRICAL SYSTEM
Checking the Safety System
Verifying the functionality of safety interlocks for starting and operation.
Seat Microswitch
Procedure to disconnect and remove the seat microswitch.
Blades Microswitch
Procedure to disconnect and remove the blades microswitch.
Parking Brake Microswitch
Procedure to access and service the parking brake microswitch.
Pedal Microswitch
Procedure to disconnect and remove the pedal microswitch.
Main Fuse
Information on the main fuse location, type, and troubleshooting blown fuses.
TROUBLESHOOTING CHART
Troubleshooting Schedule
A comprehensive list of common problems, their potential causes, and recommended solutions.

Table of Contents