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Operator’s Manual
Auto Drive
Lawn Tractors
Models 604G & 604H
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
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TABLE OF CONTENTS Content Page Content Page Customer Support 2 Maintenance 17 Important Safe Operation Practices 3 Attachments & Accessories 24 Tractor Set-Up 7 Illustrated Parts List 26 Operation 9 Warranty Back Cover Making Adjustments 15 FINDING MODEL NUMBER This Operator’s Manual is an important part of your new lawn tractor. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Before you start assembling your new equipment
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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury. When you see this symbol—heed its warning. DANGER: This machine was built to be operated according to the rules for safe oper
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27. Use only accessories and attachments approved for this 7. Do not tow heavy pull behind attachments (e.g. loaded machine by the machine manufacturer. Read, dump cart, lawn roller, etc.) on slopes greater than 5 understand and follow all instructions provided with the degrees. When going down hill, the extra weight tends to approved accessory or attachment. push the tractor and may cause you to loose control. (e.g. 28. Data indicates that operators, age 60 years and above, tractor may spee
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b. Never fill containers inside a vehicle or on a truck serviced professionally by your Troy-Bilt dealer. or trailer bed with a plastic liner. Always place 4. Check brake operation frequently as it is subjected to containers on the ground away from your vehicle wear during normal operation. Adjust and service as before filling. required. c. When practical, remove gas-powered equipment 5. Check the blade(s) and engine mounting bolts at from the truck or trailer and refuel it on the ground. fre
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FOLD ON DOTTED LINE, REPRESENTING A 15° SLOPE SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST 15° WARNING Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet). A riding mower could overturn and cause serious injury. If operating a walk-behind mower on such a slope, it is extremely difficult to maintain your footing and you could slip, resulting in serious injury. Operate RIDING mowers u
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SECTION 3: TRACTOR SET-UP NOTE: This manual covers specifications of two models. Please follow instructions and parts numbers pertaining to your tractor only. Attaching the Battery Cables NOTE: If these cables are already attached, proceed to “Attaching Steering Wheel.” IMPORTANT: The positive battery terminal is marked Pos. (+). The negative battery terminal is marked Neg. (–). 1. The positive cable (heavy red wire) is secured to the Rubber Boot positive battery terminal (+) with a hex bolt a
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WARNING: Before operating this machine, make sure the seat is engaged in the seat stop, stand behind the machine and pull back on seat until fully engaged into stop. 2. Slide the seat slightly rearward in the seat pivot bracket, lining up the rear slots in the pivot bracket with the remaining two holes in the seat’s base. 3. Select desired position for the seat, and secure with the two knobs removed earlier. See Figure 3. Gas and Oil Fill-Up The gasoline tank is located under the hood and dep
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SECTION 4: OPERATION Know the Controls Read this owner’s manual and safety rules before operating your lawn mower. Compare figure below with your lawn tractor to learn about the loction and purpose of various controls and adjustments. Save this manual for future reference. It is very important to follow the instructions and operate the controls properly. E A F G B H AMPS P I J C D K Figure 5 A Systems Indicator Monitor/Ammeter G Cruise Control Button B PTO (Power Take-off) Lever H Ignition
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Throttle Control Lever The throttle control lever controls the speed of the engine. When set in a given position, the throttle will maintain a uniform engine speed. Fast IMPORTANT: When operating the tractor with the cutting deck engaged, throttle control lever must always be in the FAST (rabbit) position. Choke Control The choke control can be found on the left side of the dash panel and is activated by pulling the knob outward. Activating the choke control closes Slow the choke plate on t
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Headlights To turn on the headlights, rotate the same ignition key from ON position to ON/LIGHTS position of the ignition switch. To turn off the headlights, rotate the ignition key from ON/LIGHTS position to either ON position (to leave the engine running) or OFF position (to shut the engine off). WARNING: Never move the key into the Start position while the engine is running. Doing so may cause damage to your engine’s starter. Systems Indicator Monitor / Hour Meter Your tractor is equ
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To change to the reverse direction when operating with cruise control, depress the brake pedal to disengage the cruise control and bring the tractor to a complete stop. Then place the shift lever in the REVERSE position and depress the drive pedal. Seat Adjustment Lever To adjust the seat forward or backward, loosen the two seat adjustment knobs and reposition the seat to the desired position. Once a comfortable position is found, tighten the adjustment knobs to lock the seat in place. Dec
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Starting the Engine NOTE: Refer to the TRACTOR SET-UP on page 7 manual for gasoline and oil fill-up instructions. IMPORTANT 1. Insert the tractor key into the ignition switch. 2. Disengage the PTO (Blade Engage) lever. 3. Engage the tractor’s parking brake. 4. Pull the Choke Control knob outward. Do not leave the seat of the tractor without 5. Turn the ignition key clockwise to the START position. After the engine starts, release the key. It will return to 1. disengaging PTO (Blade Engage) lev
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For best results it is recommended that the first two laps be cut with the discharge thrown towards the center. After the first two laps, reverse the direction to throw the discharge to the outside for the balance of cutting. This will give a better appearance to the lawn. Do not cut the grass too short. Short grass invite s weed growth and yellows quickly in dry weather. Mowing should always be done with the engine at full throttle. Under heavier conditions it may be necessary to go
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SECTION 5: MAKING ADJUSTMENTS WARNING: Never attempt to make any adjustments while the engine is running, except where specified in the operator’s manual.Disconnect spark plug wire(s) and ground against the engine before performing any adjustments, repairs or maintenance. Seat WARNING: Before operating this machine, Seat Knob make sure the seat is engaged in the seat stop, stand behind the machine and pull back on seat until fully engaged into stop. 1. Flip the seat up as shown in Figure 7
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1. With the tractor parked on a firm, level surface, place Lock Nut the deck lift lever in the top notch (highest position) and rotate the blade nearest the discharge chute so that it is parallel with the tractor. Deck 2. Measure the distance from the front of the blade tip to Stabilizer Bracket the ground and the rear of the blade tip to the ground. The first measurement taken should be between 1/4" and 3/8" less than the second measurement. Deck Determine the approximate distance necessa
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SECTION 6: MAINTAINING YOUR LAWN TRACTOR WARNING: Before performing any maintenance or repairs, disengage PTO, move shift lever into neutral position, set parking brake, stop engine and remove key to prevent unintended starting. Engine Refer to the engine manual for engine maintenance instructions. Check engine oil level before each use as instructed in the engine manual. Read and follow instructions carefully. Refer to this manual for details about type and grade of oil. Changing Engine
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tractor and/or its serviceability. WARNING: Before servicing, repairing, or inspecting, always disengage PTO, move shift lever into neutral position, set parking brake, stop engine and remove key from tractor to prevent unintended starting. Tire Pressure IMPORTANT: Never exceed the maximum inflation pressure shown on the sidewall of the tire. The recommended operating tire pressure is approximately 10 psi for the rear tires and 14 psi for the front tires. Refer to the tire sidewall for exact
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4. Connect the other end of the negative (-) cable to the engine block of the stalled tractor, away from the battery, and stand back. 5. Start the stalled tractor and leave it running to charge the battery. 6. Disconnect the negative (-) jumper cable from the tractor. 7. Disconnect the other end of the negative (-) jumper cable from the negative (-) post of the good battery. 8. Disconnect the positive (+) jumper cable from the positive (+) post of the good battery. 9. Disconnect the other end
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5/8" minimum IMPORTANT: Each cutting blade edge has to be ground equally to maintain proper blade balance. A poorly balanced blade will cause excessive vibration, may damage the tractor and/or result in personal injury. Hex Flange Nut Wood Block Blade separation Worn blade edge Wind Wing Sharpen edge evenly Spindle Assembly Figure 14 5. Test the blade by balancing it on a round shaft screwdriver. Grind metal from the heavy side until it balances evenly. 6. When replacing the blade, be sure to
