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Yard Machines 840 Thru 849 User Manual

Yard Machines 840 Thru 849
24 pages
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Yard Machines 840 Thru 849 Specifications

General IconGeneral
Cutting Width21 inches
Mulching CapabilityYes
Bagging CapabilityYes
Side Discharge CapabilityYes
Warranty2-year limited
Engine Type4-Cycle

Summary

Safety and Operation Overview

General Operation and Safety

General Operation Instructions

Follow all instructions for safe machine operation.

Slope Operation Safety

Exercise extreme caution on slopes; avoid steep inclines and sudden movements.

Child Safety Precautions

Keep children away from the mowing area and be alert.

Hardware and Assembly

Hardware Pack Contents

Lists all hardware components included for assembly.

Service and Maintenance Procedures

Service Precautions

Handling fuels, cleaning, repairs, and safety device checks.

Unpacking and Assembly

Unpacking the Tractor Unit

Steps to safely remove the tractor from its shipping crate.

Battery Installation and Safety

Guidelines for handling and installing the tractor battery.

Battery and Steering Wheel

Battery Identification and Activation

Differentiate battery types and instructions for activation.

Steering Wheel Installation

Step-by-step guide to install the steering wheel.

Deck and Seat Assembly

Seat Assembly

Instructions for positioning and securing the tractor seat.

Attaching the Deck Links

Steps to attach the adjustable deck links.

Attaching the Cutting Deck

Instructions for mounting the cutting deck to the tractor.

Deck Attachments and Adjustments

Attaching the Chute Deflector

Proper installation of the chute deflector for safe operation.

Attaching Deck Wheels

Steps to attach deck wheels for proper height adjustment.

Attaching the Deck Roller

Instructions for attaching the deck roller (50" Deck Only).

Tire Pressure and Deck Leveling

Setting tire pressure and leveling the cutting deck.

Battery Installation Procedures

Installing Type 'A' Battery

Steps to install the maintenance-free Type 'A' battery.

Installing Type 'B' Battery

Steps to install the Type 'B' battery, including activation.

Tractor Controls Overview

Ignition Switch Operation

How to start, run, and stop the engine using the ignition switch.

Throttle and Choke Control

Regulating engine speed and choke operation.

Ignition/Light Switch Functions

Using the ignition switch for starting and controlling lights.

Control Lever and Pedal Functions

Ammeter and Clutch-Brake Pedal

Understanding the ammeter and how to use the clutch-brake pedal.

Shift Lever and Parking Brake

Operating the gear shift lever and setting the parking brake.

Speed Control and Lift Levers

Adjusting speed and operating lift levers for attachments.

Power Take-Off (PTO) Lever

Engaging and disengaging power to attachments.

Engine and Tractor Operation

Starting the Engine Procedures

Step-by-step guide to start the tractor engine safely.

Stopping the Engine

Proper procedure to shut down the engine.

Setting Cutting Height

Adjusting the deck height for optimal cutting.

Operating the Tractor

Moving the tractor and operating attachments.

Transmission and Adjustments

High-Low Transmission Ranges

Using HIGH and LOW ranges for different load conditions.

Seat Adjustment

Loosening screws to adjust the seat position.

Speed Control Adjustment

Adjusting the speed control links for proper operation.

Steering and Deck Adjustments

Steering Adjustment Procedure

Adjusting the drag link for proper steering alignment.

Deck Leveling

Referencing assembly instructions for deck leveling.

Brake, Carburetor, and Lubrication

Brake Adjustment Procedure

Checking and adjusting the tractor's brake mechanism.

Carburetor Adjustments

Minor adjustments for engine performance based on conditions.

Lubrication Points

Details on lubricating steering gears, shaft, transaxle, and linkage.

Maintenance and Blade Care

Wheel and Pivot Point Lubrication

Lubricating wheels and pivot points for longevity.

Engine and Deck Cleaning

Procedures for cleaning the engine and the underside of the deck.

Cutting Blade Sharpening

Guidance on sharpening and balancing mower blades.

Specifications and Battery Care

Torque Specifications

Recommended torque values for deck and blade components.

Wheel Adjustment

Adjusting front wheels for proper toe-in.

Battery Maintenance and Charging

Care for Type 'A' and 'B' batteries, including charging.

Battery and Belt Procedures

Jump Starting the Battery

Safe procedure for jump starting the tractor battery.

Tire Inflation and Fuel Filter

Tire pressure limits and fuel filter replacement.

Belt Replacement

Steps to replace the deck belt and drive belts.

Storage and Optional Equipment

Off-Season Storage Guide

Instructions for preparing the tractor for long-term storage.

Optional Equipment List

Catalog of available optional accessories for the tractor.

Troubleshooting Engine and Mower Issues

Engine Will Not Crank

Diagnosing and fixing issues when the engine won't start.

Engine Cranks But Will Not Start

Troubleshooting common reasons for engine failure to start.

Mower Performance Issues

Addressing problems like excessive vibration or poor grass discharge.

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