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Gravely 812 User Manual

Gravely 812
24 pages
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®
GRAVELY
READ THIS MANUAL BEFORE ATTEMPTING
TO
OPERATE THE EQUIPMENT.
OWNER'S MANUAL
OPERATOR'S INSTRUCTION
800
SERIES
Form No. 22454 (9-77)
Printed in USA.
BrentChalmers.com
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Gravely 812 Specifications

General IconGeneral
FuelGasoline
Drive2WD
TransmissionHydrostatic
Drive Type2WD
TypeLawn Tractor

Summary

KNOW THE GRAVELY

ABOUT THE WARRANTY

Explains warranty coverage, owner's responsibilities, and limitations on repairs or replacements due to defects.

SAFETY OPERATING PRACTICES

TRAINING AND PREPARATION

Covers reading the manual, familiarizing controls, clearing the area, and pre-operation checks for safe use.

GENERAL OPERATION SAFETY

Details safe operating procedures, including caution on slopes, disengaging PTO, and avoiding hazards.

MAINTENANCE AND STORAGE

CONTROLS

DIRECTION CONTROL AND BRAKING

Operation of the directional control lever and the service/parking brake system for tractor movement.

GEAR, RANGE, AND PTO

How to use the gear and range selectors for speeds and engage/disengage the PTO.

EQUIPMENT LIFT AND THROTTLE

Details on operating the manual/hydraulic lift system and controlling engine speed via the throttle.

INSTRUMENT PANEL INDICATORS

Information on choke, ignition, lights, fuse, hourmeter, and fuel gauge for starting and monitoring.

OPERATION

STARTING AND MOVEMENT PROCEDURES

Step-by-step guide for starting the engine, engaging PTO, and beginning movement forward or reverse.

STOPPING AND PARKING

Instructions for safely stopping the tractor, including emergency stops and proper parking procedures.

SERVICE INTERVALS

MAINTENANCE & ADJUSTMENTS

ENGINE LUBRICATION AND OIL CHANGE

Procedures for checking engine oil level and performing oil changes, including capacity and grade.

TRANSMISSION SERVICE AND FILTER

Guidance on changing transmission oil, filter, and checking fluid levels for optimal performance.

HYDRAULIC SYSTEM AND CHASSIS LUBRICATION

Checking hydraulic fluid, lubricating chassis points, and maintaining the steering assembly.

FRONT WHEEL BEARINGS AND AIR FILTER

Repacking front wheel bearings and servicing the air filter for engine protection.

PTO AND CLUTCH ADJUSTMENT

PTO ADJUSTMENT PROCEDURE

Steps to adjust the PTO control for proper free travel and engagement.

CLUTCH ADJUSTMENT AND LINING

How to adjust clutch gap and check lining thickness for safe and efficient clutch operation.

STEERING AND BRAKE ADJUSTMENTS

STEERING ASSEMBLY ADJUSTMENTS

Procedures for adjusting loose steering in the rack and pinion mechanism.

BRAKE LINKAGE AND BAND ADJUSTMENT

Adjusting brake linkage for proper engagement timing and replacing brake lining bands.

COOLING SYSTEM AND BATTERY

COOLING SYSTEM MAINTENANCE

Instructions on keeping the cooling system clean to prevent overheating and engine damage.

BATTERY SERVICE AND TERMINALS

Checking battery fluid, protecting against hazards, and maintaining terminals for proper electrical contact.

TIRE PRESSURE AND REAR WIDTH

Recommended tire pressures and rear wheel spacing options for different models.

FUEL SYSTEM AND STORAGE

FUSE, LIGHTS, AND SPARK PLUG

Maintenance and replacement procedures for fuses, headlights, and spark plugs.

FUEL TANK AND OUT-OF-SEASON STORAGE

Guidelines for fuel tank capacity, type, and preparing the tractor for long-term storage.

TROUBLE SHOOTING

ENGINE TROUBLESHOOTING

Common engine issues like not starting or operating erratically, with potential causes and solutions.

TRANSMISSION TROUBLESHOOTING

Diagnosing transmission problems such as clutch chatter or slipping, and brake issues.

AUTHORIZED EQUIPMENT AND ACCESSORIES

MANUFACTURED EQUIPMENT COMPATIBILITY

Lists compatible manufactured equipment and required accessories for various tractor models.

ALLIED EQUIPMENT AVAILABILITY

Details on allied equipment available through Gravely outlets and their compatibility.

LIMITED WARRANTY

WARRANTY COVERAGE AND CLAIMS

Explains what the warranty covers, how to obtain service, and limitations on warranty claims.

EXCLUSIONS AND DISCLAIMERS

Details items not covered by warranty, disclaimers on implied warranties, and consequential damages.

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