Manual

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OPERATOR'S MANUAL

Automatic Lawn Tractor

Models 607

6O8

6O9

Model 609 Shown

IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

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 44136-0019.

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

PRINTED IN U.S.A. FORM NO. 770-10130D

(12/2001)

Summary of content (48 pages)

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OPERATOR'S MANUAL Automatic Lawn Tractor Models 607 6O8 6O9 Model 609 Shown IMPORTANT: Warning: READ SAFETY RULES AND INSTRUCTIONS This unit is equipped with an internal combustion CAREFULLY 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).
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TABLEOFCONTENTS Content Page Important Safe Operation Practices ......................................................................... 3 Slope Gauge ............................................................................................................ 7 Tractor Set-up .......................................................................................................... 8 Know Your Lawn Tractor .........................................................................................
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SECTION1: IMPORTANT SAFEOPERATION 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.
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23. Mufflerandenginebecomehotandcancausea burn.Donottouch. 24. Checkoverhead clearances carefullybeforedriving underlowhangingtreebranches, wires,door openingsetc.,wheretheoperatormaybestruckor pulledfromtheunit,whichcouldresultinserious injury. 25. Disengage allattachment clutches,depressthe brakepedalcompletely andshiftintoneutralbefore attempting tostartengine. 26. Yourmachineisdesignedtocutnormalresidential grassofa heightnomorethan10".Donotattempt tomowthroughunusually tall,drygrass(e.g.
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e. Useextremecarewhenapproaching blind corners,doorways, shrubs,treesorother objectsthatmayblockyourvisionofa child whomayrunintothemachine. f. Disengage thecuttingblade(s)before shiftinginreverse.The"No-Cut-In Reverse" featureisa reminder nottocutinreverseand to helpavoidbackoveraccidents. Donot defeatit. g. Keepchildrenawayfromhotor running engines.Theycansufferburnsfroma hot muffler. h. Removekeywhenmachineis unattended to preventunauthorized operation. 9.
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8. Nevertamperwiththesafetyinterlocksystemor othersafetydevices.Checktheirproperoperation regularly. 9. Afterstrikinga foreignobject,stoptheengine, disconnect thesparkplugwire(s)andground againsttheengine.Thoroughly inspectthe machineforanydamage.Repairthedamage beforestartingandoperating. 10. Neverattempttomakeadjustments orrepairsto themachinewhiletheengineis running. 11.Grasscatchercomponents andthedischarge coveraresubjecttowearanddamagewhichcould exposemovingpartsorallowobjectstobethrown.
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SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE iq A POWER POLE A CORNER OFA BUILDING OR A FENCE POST W I,LI ..I &i Z n I.LI _IL 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.
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SECTION3: TRACTORSET-UP AttachingtheBatteryCables NOTE: The positive battery terminal is marked Pos. (+). The negative battery terminal is marked Neg. (-). • The positive cable (heavy red wire) is secured to the positive battery terminal (+) with a hex bolt and hex nut at the factory. Make certain that the rubber boot covers the terminal to help protect it from corrosion. • Remove the hex bolt and wing nut from the negative cable.
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SECTION4: KNOWYOURLAWNTRACTOR A H B C L NOTE: Steering Wheel not shown for clarity.
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ThrottleControlLever IgnitionSwitch The throttle control lever is located on the right side of the tractor's dash panel. This lever controls the speed of the engine and, on some models, when pushed all the way forward, the choke control also. When set in a given position, the throttle will maintain a uniform engine speed. See Figure 3.
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SystemsIndicatorMonitor Electric PTO Your tractor is equipped with either an hour meter or an ammeter as part of two available systems indicator monitors. Locate the monitor on the left side of your dash panel and compare it to both shown in Figure 5. (PowerTake-off)Knob To engage the power to the cutting deck or other (separately available) attachments on models equipped with an electric PTO, pull outward on the PTO knob. Push the PTO knob inward to disengage the power to the cutting deck.
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ParkingBrakeButton NOTE: Cruise control can NOT be engaged at the tractor's fastest ground speed. If the operator should attempt to do so, the tractor will automatically decelerate to the fastest optimal mowing ground speed. To set the parking brake, fully _S_,'_ depress the brake pedal and push the parking brake button in. Hold the button in while taking your foot off the brake pedal. Both the parking button and the brake pedal will then stay depressed.
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• WARNING AVOIDSERIOUS INJURYORDEATH • • • • • • • • • • • • Turn the ignition key clockwise to the START position. After the engine starts, release the key. It will return to the ON position. IMPORTANT: Do NOT hold the key in the START position for longer than ten seconds at a time. Doing so may cause damage to your engine's electric starter. GO UP AND DOWN SLOPES, NOT ACROSS. AVOID SUDDEN TURNS.
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Engagingthe ParkingBrake NOTE: Cruise control can not be engaged at the tractor's fastest ground speed. If the operator should attempt to do so, the tractor will automatically decelerate to the fastest optimal mowing ground speed. To engage the parking brake: • Fully depress the brake pedal and hold it down with your foot while gently pushing the parking brake button inward.
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Mowing A WARNING: • To help avoid blade contact or a thrown object injury, keep bystanders, helpers, children and pets at least 75 feet from the machine while it is in operation. Stop machine if anyone enters the area. NOTE: 42-inch Decks To operate the cutting deck without mulching, on models so equipped, simply remove the mulch plug by unthreading the plastic wing nut which fastens it to the cutting deck. This will allow the clippings to discharge out the side. See Figure 8.
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SECTION6: MAKINGADJUSTMENTS • adjustments engine to ismake running, WARNING: while Nevertheattempt any except where specified in the operator's manual. • wira(s) and ground against the WARNING: Disconnect theengine spark before plug performing any adjustments, repairs or maintenance. ,_ • If the cutting deck appears to be mowing unevenly, a side to side adjustment can be performed. Adjust if necessary as follows: NOTE: Check the tractor's tire pressure before performing any deck leveling adjustments.
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StandardSeat ParkingBrakeAdjustment A WARNING: To adjust the position of the seat on models not equipped with a seat adjustment lever, loosen, but do NOT remove the four screws which secure the seat to Never attempt to adjust the brakes while the engine is running. Always disengage PTO, move shift lever into neutral position, stop engine and remove key to prevent unintended starting. the seat pivot bracket. Slide the seat forward or backward until desired position is reached.
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• • • Remove the hex nut and lock washer on the top of ball joint. See Figure 12. Thread the ball joint toward the jam nut to shorten the drag link. Thread the ball joint away from the jam nut to lengthen the drag link. Replace hex nut and lock washer and retighten the jam nut after proper adjustment is achieved. • • • NOTE: Threading the ball joints too far onto the drag links will cause the front tires to "toe-in" too far. Proper toe-in is between 1/16" and 5/16".
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Lubrication A Front Axles WARNING: inspecting, shift lever brake, stop unintended Each end of the tractor's front pivot bar may be equipped with a grease fitting. Lubricate with a grease gun after every 25 hours of tractor operation. Before lubricating, repairing, or always disengage PTO, move into neutral position, set parking engine and remove key to prevent starting. CleaningtheEngineAndDeck Any fuel or oil spilled on the machine should be wiped off promptly.
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CuttingBlades WARNING: Blade Separation Be sure to shut the engine off, remove ignition key, disconnect the spark plug wire(s) and ground against the engine to prevent unintended starting before removing the cutting blade(s) for sharpening or replacement. Protect your hands by using heavy gloves or a rag to grasp the cutting blade. A Worn Blade Edge Wind Wing WARNING: Periodically inspect the blade adapter and/or spindle for cracks or damage, especially if you strike a foreign object.
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Changingthe DeckBelt& PTOBelt • A • WARNING: Be sure to shut the engine off, remove ignition key, disconnect the spark plug wire(s) and ground against the engine to prevent unintended starting before removing the belt(s). • • All belts on your tractor are subject to wear and should be replaced if any signs of wear are present. • IMPORTANT:The V-belts found on your tractor are specially designed to engage and disengage safely.
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Battery Tray Opening Variable-speed Drive belt (Lower) Shift Lever Pu,ey_ ....... Rear Idler Pulley m Drive belt (Upper) Z: Front Idler Pulley Keeper Pins ,," I I II II \ Engine Pulley IiIi II Single-speed Transmission NOTE: Transmission Pulley Front of Tractor View shown from above tractor. Figure 19 ChangingtheTransmission DriveBelt IMPORTANT: When removing the battery, disconnect the NEGATIVE (Black) wire from it's terminal first, followed by the POSITIVE (Red) wire.
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Lower Drive Belt Double-idler Bracket NOTE: Proper removal of the lower drive belt requires the removal of several tractor components. Read through the following procedure prior to attempting it to determine if you feel you could successfully complete it. If you don't, see an authorized MTD service dealer to have the belt changed. IMPORTAhIT:Note the routing of the lower drive belt around all the pulleys and the belt keepers BEFORE performing the following steps.
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• Always keep the rubber boot positioned over the positive terminal to prevent shorting. Charging If the unit has not been put into use for an extended period of time, charge the battery with an automotivetype 12-volt charger for a minimum of one hour at six amps. IMPORTANT: If removing the battery for any reason, disconnect the NEGATIVE (Black) wire from it's terminal first, followed by the POSITIVE (Red) wire.
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SECTION11: TROUBLESHOOTING Trouble Possible Engine fails to start PTO engaged. Cause(s) Corrective Parking brake not engaged. Spark plug wire(s) disconnected. Throttle control lever not in correct starting position. Choke not activated Engine runs erratic Fuel tank empty, or stale fuel. Blocked fuel line. Faulty spark plug. Engine flooded. Unit running with CHOKE applied. Spark plug wire(s) loose. Blocked fuel line or stale fuel. Vent in gas cap plugged. Water or dirt in fuel system.
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SECTION12: MODELS607, 608 & 609 PARTSLIST B&S OHVV-Twin 34 _33 '_ 0 (for choke) 171"_ 24_ 13 25 23 18 (deflector must face forward) B&S OHVSingle K0hler 42 45 43 i ' 10 _f 5 37 26 41 _......
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Models607, 608 & 609 REF. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 NOTE: PART NO.
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Models607 & 608 62 30 51 22 11, 18 28 13
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Models607 & 608 REE PART DESCRIPTION NO. NO. 1 683-0195 Bracket Assembly (8-style) 2 710-0599 Self-tapping Screw, 1/4-20 x .5 3 710-0751 Hex Cap Screw, 1/4-20 x .62 4 710-0924 Phillips Pan Screw, 1/4-20 x .75 5 710-1017 Truss Phillips Screw, 1/4-20 x .625 6 710-1268 Screw, #10-16 x .375 7 710-0376 Hex Cap Screw, 5/16-18x 1.
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Model609 17 21 11 5 26 > 13 30
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Model609 REF. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2O 21 22 23 24 25 26 27 28 29 PART NO. 783-1346 710-0599 710-0528 710-0924 710-1017 725-1741 726-0272 710-0642 712-0292 736-0270 725-1976 725-1758 712-3004A 731-2119A 731-0511 725-0175 746-1085 746-1088 783-0783 783-0784 783-0785 731-2118A 747-1162 625-0051 710-0604A 751-0658B 751-0659A 751-0603 725-1745 725-1744 710-0895 710-3217 712-0142 DESCRIPTION Grill Support Bracket (9-style) Self-tapping Screw, 1/4-20 x .
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Models607, 608 & 609 Models w/Quick*adjust Seat Models w/Manually Adjusting Seat 35 5O 3 5 32
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Models607, 608 & 609 REE PART DESCRIPTION NO. NO. 1 747-1130BDeck Stabilizer Rod 2 683-0197BLift Shaft Assembly 3 711-0332 Clevis Pin, .5 x.78 4 712-0206 Hex Nut, 1/2-13 5 712-0431 Flange Lock Nut, 3/8-16 6 712-3004AFlange Lock Nut, 5/16-18 7 712-3083 Hex Nut, 1/2-13 8 714-0104 Internal Cotter Pin 9 714-0145 Internal Cotter Pin 10 716-0106 E-ring 11 720-0311 Handle Grip 12 732-0874 Torsion Spring 13 732-1184 Extension Spring, .84 x 4.
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Models607, 608 & 609 $2_7 S 43 23 42 21 j38 14 32 27 J 25 16 45 33 34
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Models607, 608 & 609 REE PART DESCRIPTION NO. NO. 2 710-0604ASelf-tapping Screw, 16-18 x .625 3 783-0726ARH Pivot Support Bracket 4 783-0727 LH Pivot Support Bracket 5 783-0728 Pivot Bar Bracket 6 710-0723 Hex Cap Screw, 3/8-16 x 1.
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Models607, 608 & 609 22 "13 IMPORTANT: For a proper working machine, use Factory Approved Parts. V-belts are designed to engage and disengage safely. A substitute (non OEM) V-belt can be dangerous by not disengaging completely. 29 _f 21... 73 !i !i '.'T 78 'i 85_. i i I i If i I 68 11., 18.. 36,, o,,_- ,28' I I 7_. _"_ 73 38.. 69 > i I 51 / -.
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Model607, 608 & 609 REE PART DESCRIPTION NO. NO. 1 783-1015 Shift Lever Support 2 17840 Transaxle Mounting Bracket 3 618-0551 Single-speed Transmission Assembly 4 631-0009AShifter Knob 5 647-0045 Shift Lever 6 656-0048 Variable-speed Pulley Assembly 7 656-0051ATransmission Pulley, 8.5 x .5-36 8 683-0251 Double-idler Bracket 9 710-0176 Hex Cap Screw, 5/16-18 x 2.75 10 710-0227 Self-tapping Screw, #8-18 x .5 11 710-0347 Hex Cap Screw, 3/8-16 x 1.75 12 736-0272 Flat Washer, .51 x 1.0 x .
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Model607, 608 & 609 2O .J \29 J 21 z J _15 5 J f 38
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Model607, 608 & 609 RE£ NO. 1 2 3 4 5 6 7 8 9 10 11 12a 12b 12c 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 PART NO. 716-0231 721-0338 711-1431 741-0340 736-0495 717-1362 717-1363 750-1234 71_0228 741-0525 719-0394 736-0336 736-0337 736-0349 736-0519 741-0336 741-0337 750-1238 611-0133 61_0424 661-0006 710-1325 710-1206 717-0678 732-0863 741-0862 761-0202 711-1430 716-0108 71_1464 719-0391A 736-0723 DESCRIPTION E-ring, .75 Seal, .75 x 1.0 x .125 Drive Shaft Sleeve Bearing, .75 x .1.0 x 1.
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Models607, 608 & 609 (w/ ElectricPTO) 36 40 _46 42 16 8 lg 27 "8 22 _23 2Q 46-inch Deck 40 42-inch Deck
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Models607, 608 & 609 REE PART NO. NO. DESCRIPTION 1 683-0450 Engagement Plate Assembly 2 710-0520 Hex Cap Screw, 3/8-16 x 1.5 3 710-0831 Hex Cap Screw, 3/8-16 x 5.5 4 710-1238 Hex Head Washer Screw, 5/16-18 5 710-3144 Hex Cap Screw, 3/8-16 x 2.0 6 712-0229 Push Nut, 3/8 7 712-0431 Flange Lock Nut, 3/8-16 8 712-3004AFlange Lock Nut, 5/16-18 9 712-3017 Hex Nut, 3/8-16 10 714-0470 Cotter Pin, 1/8 x 1.25 11 732-0384 Extension Spring, .62 x 6.12 12 732-0991ABelt Guard 13 736-0140 Flat Washer, .385 x .62 x .
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Models607, 608 & 609 (w/Manual PTO) 13 16 /25 _o 41 9 12 30 ./ f 24 /19 21 10 57 26 65 56 56 , 27 123_ z60 18 A 2 46-inch Deck 48 A 42-inch Deck 49. 54 / j29 /54 / 53 /51 5j" 1"Refer to D on page 46. * Refer to Bon page 44.
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Models607, 608 & 609 REE PART NO. NO. DESCRIPTION 1 647-0064 PTO Engage Lever Assembly 2 683-0450 PTO Engage Plate Assembly 3 710-0276 Carriage Screw, 5/16-18 x 1.00 4 710-0520 Hex Cap Screw, 3/8-16 x 1.5 5 710-0831 Hex Cap Screw, 3/8-16 x 5.5 6 710-1238 Hex Head Washer Screw, 5/16-18 7 712-0229 Push Nut, 3/8 8 712-0431 Flange Lock Nut, 3/8-16 9 712-3004AFlange Lock Nut, 5/16-18 10 712-3010 Hex Nut, 5/16-18 11 714-0470 Cotter Pin, 1/8 x 1.25 12 726-0201 Speed Nut, .
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Models607, 608 & 609 21 5O 35 11 * Refer to 8 on page 42. 1"Found on models equipped with an electric PTO only. :j: Found on models equipped with a manual PTO only.
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Models607, 608 & 609 REE PART NO. NO. DESCRIPTION 1 16606 Retainer Hook 2 618-0565 Spindle Assembly, 5.75 Dia. 756-0980 Pulley Only 3 683-0198D42-inch Deck Shell 4 683-0254 Deck Adjustment Bracket w/Weld 5 736-0140 Flat Washer, .385 x .62 x .063 6 710-0520 Hex Cap Screw, 1/4-20 x 1.5 7 710-0528 Hex Cap Screw, 5/16-18 x 1.25 8 710-0604ASelf-tapping Screw, 5/16-18x.625 9 710-0751 Hex Cap Screw, 1/4-20 x .62 10 710-1238 Hex Head Washer Screw, 5/16-18 11 710-1260ASelf-tapping Screw, 5/16-18x.
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Models607, 608 & 609 4 46\ \ 19_ 42 46-inch Deck Brake Assembly 20. 3:Y 24\ I ,= 20 25 22\ 26. 32 8z 35 _18 1"Refer to Oon page 42. . _ Found on models equipped with a manual PTO only. 18 A single-pulley spindle (618-0240A) is found in this location on models with a manual PTO. _ _.
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Models607, 608 & 609 REF. PART NO. NO. 1 16606 2 17982 3 618-0240A 756-1187 618-0241 756-0603 5 683-0254 6 683-0265C 7 710-0167 8 710-0344 9 710-0501 fO 710-0514 ff 710-0528 12 710-0599 13 710-0650 14 710-0703 15 710-0751 16 710-1260A 17 712-0271 18 712-0417A 19 712-0431 20 712-3006 21 712-3027 22 714-0470 23 717-1553A 24 726-0233 25 731-1032B 26 732-0306 27 732-0594A 28 710-0578 29 734-0973 30 736-0105 REF. NO.
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MANUFACTURER'S LIMITED WARRANTY The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its possessions and territories. MTD LLC warrants this product against defects for a period of two (2) years commencing on the date of original purchase and will, at its option, repair or replace, free of charge, any part found to be defective in materials or workmanship.