Table of Contents
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OPERATOR'S
MANUAL
Model Series
660 thru 679
TRANSMATIC
LAWN TRACTORS
IMPORTANT:
READ SAFETY
RULES AND INSTRUCTIONS
CAREFULLY
Warning:
This unit is equipped with an intema! combustion engine and should not be used on or near any unimproved forest-
covered, brush-.covered or grass-covered tend unleas the engine's exhaust system is equipped with a spark an'eater 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 Caiifomia Public Resources Code). Other states may have
similar laws, Federal laws apply on federal lands. A spark arrestar for the muffler is available through your nearest engine authorized
service dealer or contact the service department, P,O. Box 368022 Cleveland, Ohio 44136-9722.
MTD PRODUCTS
INC. P.O. BOX 368022 CLEVELAND,
OHIO 44136-9722
PRINTED IN U.S.A.
FORM NO. 770-8637A
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Table of Contents
Related Manuals for Yard Machines 668
Summary of Contents for Yard Machines 668
- Page 1 OPERATOR'S MANUAL Model Series 660 thru 679 TRANSMATIC LAWN TRACTORS IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY Warning: This unit is equipped with an intema! combustion engine and should not be used on or near any unimproved forest- covered, brush-.covered or grass-covered tend unleas the engine's exhaust system is equipped with a spark an'eater meeting applicable local or state laws (if any).
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Page 2: Safe Operation
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 OTHERS. READ FOLLOW INSTRUCTIONS THIS MANUAL BEFORE A'I-I-EMPTING OPERATE YOUR LAWN MOWER. FAILURE COMPLY WITH... -
Page 3: Slope Operation
• Yourmower i s designed t o cut normal r esidential 3. CHILDREN grass of a height no more than 10". Do not attempt to Tragic accidents can occur if the operator is not alert to the mow through unusually tall, dry grass (e.g., pasture) presence of children. -
Page 4: Your Responsibility
Muffler, engine and belt guards become hot during • Check the blade and engine mounting bolts at operation and san cause a bum. Allow to cool frequent intervals proper tightness. Also, down before touching. visually inspect blade for damage (e.g., excessive wear, bent, cracked). - Page 5 USE THIS PAGE AS A GUIDE TO DETERMINE SLOPES WHERE YOU MAY NOT OPERATE SAFELY. i --,9[ ..SIGHT AND HOLDTHIS LEVEL WITH A VERTICALTREE .., i-"..ACO°--O AOU,'O,NO - A POWER POLE ..• . ORA_ENCEPOS, ooee •...
- Page 6 SECTION 2: FINDING YOUR MODEL NUMBER This Operator's Manual is an important part of your new lawn tractor. It will help you assemble, prepare and maintain your lawn tractor. Please read and understand what it says. Before you start to prepare your lawn tractor for its first use, please locate the model plate and copy the information from it in this Operator's Manual.
- Page 7 SECTION 4: UNPACKING TO REMOVE UNIT FROM CRATE Loose parts (may include the owner's guide, steering wheel, optional oil drain sleeve Remove all screws from the top of the crate hose, battery fluid, chute deflector, optional using a 1/4" hex head socket or a flat blade mulching plug, etc.) are on the seat or in a box screwdriver.
- Page 8 BA'I-FERY IDENTIFICATION CHARGE BATI'ERY after the 30 minute standing period. Battery P/N 725-1705C_--Charge 2-3 amps for one hour. Battery P/N 725-1707C 725-0453F_harge at 6 amps for one hour. NOTE: If you charge the battery at a lower AMP rate, use a hydrometer to make sure the battery is completely charged.
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Page 9: Quick Adjustment Seat
ATrACHING THE SEAT There are two different seat pivot brackets used on Screws this series of lawn tractor, a manual adjustment seat or a quick adjustment seat. See Figure 4 and 5 to identify which seat is on your unit, Follow the instructions which apply to your lawn tractor, MANUAL ADJUSTMENT... -
Page 10: Tire Pressure
NOTE: Your mowing deck may be equipped with an optional mulching plug. Remove the mulching plug by removing the wing nut on top of the deck. Cupped Grasp the mulching plug and pull out of the deck. Remove the hex head cap screws, cupped washers and hex nuts which are attached to the deck next to the chute opening. -
Page 11: Installing The Battery
Insert the end of the adjustable lift link into the hole in the deck hanger channel. Recheck the adjustment. Readjust if necessary. When deck is level, secure end of adjustable lift link with flat washer and hairpin clip. Positive Terminal (Inside Rubber Boot) INSTALLING THE BATTERY... -
Page 12: Throttle Control
AMMETER (Optional) SECTION 6: CONTROLS The ammeter registers the rate of battery charge or discharge. The ammeter will register on the discharg- IGNITION SWITCH ing side with starting the engine. It should register on the opposite side (charging) when the engine is run- The ignition switch is located on the dashboard. -
Page 13: Section 7: Operation
PARKING BRAKE C. SETTING THE CUTTING HEIGHT 1. Select the position for the lift lever which gives The speed control lever is used to set the parking the desired cutting height. Move the deck lift indi- brake. To set the parking brake, depress the clutch- cator (if so equipped) so that the lift lever can be brake pedal. -
Page 14: Starting The Engine
IMPORTANT:Your tractor is shipped with oil; OPERATING THE LAWN TRACTOR howeveryou must check the oil level before Move throttle control to full throttle to prevent operating. Becareful n ottooverfill. strain on the engine and to operate the cutting blades. Place the shift lever in either the FORWARD or WARNING: Never with engine running or while engine is hot. - Page 15 OPERATING THE CUTTING BLADES The cutting blades may be engaged while the lawn tractor is moving or standing still. DO NOT engage the cutting blades abruptly as the sudden belt tension on the pulley may cause the engine to stall. WARNING: Keep feet and hands away from the discharge opening, the blades or...
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Page 16: Speed Control Adjustment
DECK ENGAGEMENT ADJUSTMENT SPEED CONTROL ADJUSTMENT (See Figure 17) The cutting deck engagement may be adjusted to make certain deck is disengaged when lift lever is in NOTE: When operating the unit initially or after the BLADES STOP position. Correct adjustment replacing the belts, there will be little difference... -
Page 17: Neutral Adjustment
Spee. d Control Lever Speed Ferrule Control Variable Speed Torque Bracket Assembly Backof Slot Speed Control Speed Link Speed C6ntrol Back of Slot Hairpin Clip and Flat Washer ", " Brake Ferrule Figure 17 Slot ,Shift NEUTRAL ADJUSTMENT Lever 1. Place the transmission in neutral. (The unit will move freely when pushed forward and backward with the parking brake released.) 2. -
Page 18: Wheel Adjustment
WHEEL ADJUSTMENT BRAKE ADJUSTMENT (See Figure 21) (Units with AdjustableTie Rod) The brake is located by the right rear wheel inside The caster (forward slant of the king pin) and the the frame. During normal operation of this machine, camber (tilt of the wheels out at the top) require no the brake is subject to wear and will require periodic adjustment. -
Page 19: Maintenance
TROUBLE SHOOTING SECTION 9" LUBRICATION Refer to the chart on page 24 for trouble shooting engine problems. disconnect spark plug wire before WARNING; Always stop engine and cleaning, lubricating or doing any kind of work on lawn tractor. ENGINE STEERING GEARS Refer to the separate engine manual for engine Lubricate teeth of steering gears with automotive... -
Page 20: Check Fluid Level
B. SHARPENING Optional Oil Drain Valve Remove cutting blades following Your lawn tractor may have a valve installed on the directions of the preceding section. engine for draining oil from the crankcase. When sharpening the blades, tollow the original Figure 24. To drain the oil, insert the 12" hose angle of grind as a guide. - Page 21 To charge the battery: Battery P/N 725-1705C-- Charge at 2-3 amps for one hour. Battery P/N 725- 30 p.s.i.) when seating beads may cause WARNING: Excessive pressure (over 1707C and 725-0453F---Charge at 6 amps for one tire/rim assembly burst with force hour.
- Page 22 Place lift lever in the BLADES STOP Disconnect stabilizer plate from stabilizer shaft assembly removing position. hairpin clips and flat washers and sliding out the 10. Slide the deck from beneath the lawn tractor. rod. Refer to Figure 16. 11. Remove the top deck drive belt by lifting up on Disconnect the six deck links by removing the the stabilizer plate, and slipping belt off the hairpin clips and flat washers.
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Page 23: Section 11: Off-Season Storage
Transmission ShiftLeverBracket \|Variable _lley Belt Idler Pulley Variable Speed Pulley Figure 28 FRONT DRIVE BELT Figure 30 1. To remove the front drive belt, first remove the 9. Reassemble with a new belt, following instruc- rear drive belt from the idler pulley and variable tions in reverse order. - Page 24 SECTION 12: TROUBLE SHOOTING GUIDE i Possible Trouble Corrective Action !Cause(s) There are two switches in the starting circuit of your unit:the clutch pedal switch and Engine will Safety switch not crank button not the deck lift lever switch. Make certain the actuator is fully depressing the buttons on each switch.
- Page 25 SECTION 13: OPTIONAL EQUIPMENT At the time of manufacture of lawn tractor, the following optional equipment is available. NOTE: These lawn tractors are not designed for ground-engaging equipment (tillers, plows, etc.). *Available through your local dealer or from Agri-Fab Inc., 303 W. Raymond Street, Sullivan, Illinois 61951. Model No.
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Page 26: Limited Warranty
MANUFACTURER'S LIMITED WARRANTY FOR: MAC,,NES For TWO YEARS from the date of retail purchase products sold or exported outside of the United within the United States of America, its possessions States of America, its possessions and territories, and territories, MTD PRODUCTS INC will, at its except those sold through MTD PRODUCTS...