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MTD 790 User Manual

MTD 790
32 pages
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Operator's Manual
Hydrostatic Lawn Tractor
MODELS 79O
791
792
IMPORTANT: Read safety rules and instructions carefully before operating equipment.
Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-
covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if
any), If a spark arrester is used, it should be maintained in effective working order by the operator, In the State of California the above is required
by law (Section 4442 of the California Public Resources Code), Other states may have similar laws, Federal laws apply on federal lands, A spark
arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P,O, Box 361131
Cleveland, Ohio 44136-9722,
MTB LLC,P.O.BOX361131CLEVELAND,OHIO44136-9722
PRINTED IN U.S.A. FORM NO. 769-01616A
(1/31/2005)

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MTD 790 Specifications

Engine Specifications IconEngine Specifications
engine typeair-cooled, two-stroke
cubic capacity31 cm[3]
maximum engine power0.75 kW
electrode gap0.63 mm
idle running speed2800 min[-1]
operating revolutions7700 min[-1]
lubricationPetrol/oil mixture (40:1) 2.5%
Power IconPower
tank capacity443 ml
Weight and Dimensions IconWeight and Dimensions
weight of the unit (without fuel)approx. 6.4 kg
trim line diameter2.67 mm
cutting path diameter45.7 cm

Summary

FINDING MODEL NUMBER

CUSTOMER SUPPORT

SECTION 1: IMPORTANT SAFE OPERATION PRACTICES

GENERAL OPERATION

General guidelines and procedures for operating the tractor correctly and safely.

SLOPE OPERATION

Guidelines for safely operating the tractor on sloped terrain to prevent tip-overs and loss of control.

CHILDREN

Safety precautions related to keeping children away from the tractor and its operation.

TOWING

SAFE HANDLING OF GASOLINE

GENERAL SERVICE

SECTION 2: SLOPE GAUGE

SECTION 3: TRACTOR SET-UP

Shipping Brace Removal

Instructions for removing the shipping brace before operating the tractor.

Attaching the Battery Cables

Guide on connecting the tractor's battery cables correctly to ensure power.

Gas and Oil Fill-up

Procedures for filling the fuel tank and checking engine oil levels before operation.

Tire Pressure

Information on setting the correct tire pressure for optimal performance and safety.

Attaching The Seat

Instructions for attaching and adjusting the tractor seat for operator comfort and safety.

SECTION 4: KNOW YOUR LAWN TRACTOR

Throttle Control Lever

Explains the function and operation of the throttle control lever for engine speed.

Parking Brake Lever

Details on how to engage and disengage the parking brake for securing the tractor.

Deck Lift Lever

Instructions for operating the deck lift lever to adjust cutting height.

PTO (Blade Engage) Lever

Operation of the lever that engages the cutting deck or other powered attachments.

Speed Control Lever

Controls the tractor's travel direction and ground speed.

Ignition Switch Module

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

SECTION 5: OPERATING YOUR LAWN TRACTOR

Safety Interlock Switches

Explanation of safety features preventing operation under unsafe conditions.

Reverse Caution Mode

How to enable and use the reverse caution mode for mowing in reverse safely.

Engaging the Parking Brake

Step-by-step guide to engage and disengage the parking brake.

Setting the Cutting Height

Adjusting the deck to achieve the desired grass cutting height.

Starting the Engine

Detailed steps for starting the tractor's engine safely.

Stopping the Engine

Procedures for safely shutting down the tractor's engine.

Driving The Lawn Tractor

Basic instructions for driving the tractor forward and backward safely.

Driving On Slopes

Critical safety advice for operating the tractor on inclines to prevent accidents.

Using the Deck Lift Lever

How to use the deck lift lever for selecting various cutting heights.

Engaging the Blades

Steps to engage the cutting deck or other powered attachments safely.

Mowing

Techniques and tips for effective and safe grass cutting operations.

Mulching

Instructions and tips for mulching grass clippings for lawn health.

Moving The Tractor Manually

How to put the tractor's transmission in neutral for manual movement.

Headlights

Information regarding the tractor's lighting system operation.

SECTION 6: MAKING ADJUSTMENTS

Leveling the Deck

How to adjust the cutting deck for an even and consistent cut.

Front To Rear

Adjusting the deck's front-to-rear pitch for optimal cutting performance.

Side to Side

Adjusting the deck's side-to-side levelness for an even cut.

Standard Adjustment Seat

How to adjust the seat using standard hex screws for operator position.

Quick Adjustment Seat

How to adjust the seat using a quick adjustment lever for operator position.

Knob Adjustment Seat

How to adjust the seat using knobs for operator position.

Parking Brake Adjustment

Adjusting the parking brake for proper function and securement.

Drag Link Adjustment

Adjusting the drag link for proper steering alignment and control.

SECTION 7: MAINTAINING YOUR LAWN TRACTOR

Engine

Engine maintenance requirements, checks, and procedures.

Changing Engine Oil

Steps for draining and refilling the engine oil for proper lubrication.

Air Cleaner

Maintenance of the air cleaner element for optimal engine performance.

Spark Plug(s)

Maintenance and replacement of spark plugs for reliable ignition.

Lubrication

Lubrication points and schedule for various tractor components.

Cleaning the Engine And Deck

Procedures for cleaning the engine and cutting deck to remove debris and prevent corrosion.

Deck Wash Systemâ„¢

Using the optional deck wash system for cleaning the underside of the deck.

SECTION 8: SERVICE

Cutting Deck Removal

Steps to safely remove the cutting deck from the tractor for maintenance.

Tires

Information regarding tire maintenance, pressure, and checks.

Changing the Transmission Belt

Instructions for replacing the tractor's transmission belt.

Battery

Information about the tractor's battery, including maintenance and care.

Charging

How to charge the tractor's battery for optimal performance.

Jump Starting

Procedure for jump-starting the tractor's battery using another vehicle.

Cleaning

How to clean the battery terminals and housing to prevent corrosion.

Battery Failures

Common causes of battery failure and their implications.

Fuse

Information about the tractor's fuse, its location, and replacement.

Cutting Blades

Procedures for removing and servicing the cutting blades for sharpness.

Sharpening the Cutting Blades

Instructions on how to properly sharpen the cutting blades for optimal cutting.

Changing the Deck Belt

Step-by-step guide to replace the cutting deck belt.

SECTION 9: OFF-SEASON STORAGE

SECTION 10: ATTACHMENTS & ACCESSORIES

SECTION 11: TROUBLESHOOTING

MANUFACTURER'S LIMITED WARRANTY FOR:

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