MTD 611 Operator's Manual
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MTD 611 Operator's Manual

MTD 611 Operator's Manual

Hydrostatic lawn tractor
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Operator's Manual
Hydrostatic
Lawn Tractor
MODEL 611
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. 770-10317E
(12/29/2004)

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  • Page 1 Operator's Manual Hydrostatic Lawn Tractor MODEL 611 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).

  • Page 2: Table Of Contents

    TABLEOFCONTENTS Content Page Content Page Customer Support Maintaining Your Lawn Tractor Service Important Safe Operation Practices Tractor Set-Up Off-Season Storage Know Your Lawn Tractor Attachments & Accessories Operating Your Lawn Tractor Troubleshooting Illustrated Parts List Making Adjustments FINDINGMODELNUMBER 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.

  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFEOPERATION P RACTICES 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.
  • Page 4 23. Muffler a ndengine become hotandcancause a Use slow speed. Choose a low enough speed burn. D onottouch. setting so that you will not have to stop or shift while 24. Check overhead c learances c arefully b efore driving on the slope.
  • Page 5 Wash your skin and change clothes immediately. frame, your unit should be serviced professionally Use only an approved gasoline container. by an authorized MTD Service dealer. Never fill containers inside a vehicle or on a Check brake operation frequently as it is subjected truck or trailer bed with a plastic liner.
  • Page 6 6. Replace t heblade(s) withtheoriginal e quipment 12.Grass catcher c omponents andthedischarge manufacturer's (O.E.M.) blade(s) o nly,listed inthis coveraresubject towearanddamage which could manual. "Use ofparts which donotmeet t he expose moving parts orallowobjects tobethrown. original equipment specifications mayleadto Forsafety protection, frequently c heckcomponents improper performance andcompromise safety!"...
  • Page 7 SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE 1'91 A POWER POLE WARNING &i 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.

  • Page 8: Tractor Set-Up

    SECTION 3: TRACTOR SET-UP Attaching theBatteryCables NOTE: If the battery is put into service after the date shown on top of battery, charge battery NOTE: The positive battery terminal is marked Pos. instructed on page 24 of this manual prior to operating the tractor.
  • Page 9 Attaching TheSeat Standard Adjustment Seat styles vary by tractor model and there are three Hex Screws different styles available: • Standard Adjustment • Quick Adjustment & • Knob Adjustment Shoulder If the seat for your tractor did not come attached, refer Screws to Figure 3, Figure 4, and Figure 5 to identify your tractor's seat style and follow the applicable instructions...
  • Page 10 GasandOilFill-up WARNING: The shipping brace, used for packaging purposes only, must be removed The gasoline tank is located under the hood and has a and discarded before operating your riding capacity of either two or three gallons. Do not overfill. mower.

  • Page 11: Know Your Lawn Tractor

    SECTION 4: KNOW YOUR LAWNTRACTOR NOTE: Steering Wheel not shown for clarity, t Style varies by model $ If so equipped PTO (Power Take-off) Lever:l: Cruise Control Button PTO (Power Take-off) Knob:l: Ignition Switch Module Choke Control:l: Brake Pedal Parking Brake Button Drive Pedal Cup Holder Deck Lift Lever...
  • Page 12 ThrottleControl L ever IgnitionSwitchModule The throttle control lever is located on the right side of WARNING: Never leave a running machine the tractor's dash panel. This lever controls the speed unattended. Always disengage PTO, of the engine and, on some models, when pushed all parking brake, stop engine and remove key to the way forward, the choke control also.
  • Page 13 Electric PTO Systems Indicator Monitor Your tractor is equipped with either an hour meter or an (PowerTake-off)Knob ammeter as part of two available systems indicator To engage the power to the monitors. Locate the monitor on the left side of your cutting deck or other (separately dash panel and compare it to both shown in Figure 10.

  • Page 14: Operating Your Lawn Tractor

    PTO (Blade Engage) clutch should ever malfunction, do not operate the tractor. will automatically shut off if the PTO (Blade Contact an authorized MTD service dealer. Engage) knob is moved into the engaged (ON) • The safety interlock system prevents the engine position with the shift lever in Reverse.
  • Page 15 IMPORTANT:The operator MUST be seated in the tractor seat. WARNING Start the engine as previously instructed in this AVOID SERIOUS INJURY ORDEATH Operator's Manual. Turn the key from the NORMAL MOWING • GO UP AND DOWN SLOPES, NOT ACROSS. (Green) position to the REVERSE CAUTION •...
  • Page 16 Stopping theEngine Engaging theParking Brake To engage the parking brake: WARNING: If you strike a foreign object, • Fully depress the brake pedal and hold it there stop the engine, disconnect the spark plug while gently pushing the parking brake button wire(s) ground against...
  • Page 17 Modelswith Manual PTO Disengage the cruise control using one of the following methods: • G rasp the PTO lever and pivot it all the way forward intothe engaged (ON) position. • Depress the brake pedal to disengage the cruise control and stop the tractor. Modelswith ElectricPTO •...
  • Page 18 • For best results it is recommended that the first two 42-inch Decks laps be cut with the discharge thrown towards the To operate the cutting deck without mulching, on center. After the first two laps, reverse the direction models so equipped, simply remove the mulch plug by to throw the discharge to the outside for the unthreading the plastic wing nut which fastens it to the balance of cutting.

  • Page 19: Making Adjustments

    SECTION 6: MAKING ADJUSTMENTS Side to Side adjustments while engine is running, If the cutting deck appears to be mowing unevenly, a WARNING: Never attempt to make any except where specified in the operator's side to side adjustment can be performed. Adjust if manual.
  • Page 20 If the tractor does not come to a complete stop when Quick-adjust Seat (if so equipped) the brake pedal is completely depressed, or if the WARNING: Before operating this machine, tractor's rear wheels can roll with the parking brake make sure the seat is engaged in the seat applied, the brake is in need of adjustment.

  • Page 21: Maintaining Your Lawn Tractor

    Thread the ball joint toward the jam nut to shorten • Replace hex nut and lock washer and retighten the the drag link. Thread the ball joint away from the jam nut after proper adjustment is achieved. jam nut to lengthen the drag link. NOTE: Threading the ball joints too far onto the drag Hex Nut and...

  • Page 22: Service

    Air Cleaner Rear Wheels The rear wheels should be removed from the axles Service the pre-cleaner, if so equipped, and cartridge/ once a season. Lubricate the axles and the rims well air cleaner element as instructed in the Briggs & Stratton Operator/Owner Manual (or Kohlerengine's with an all-purpose grease before re-installing them.
  • Page 23 Repeat the above steps on the tractor's right side. • Use a 15/16" wrench to remove the hex flange nut Move the deck lift lever into the top notch on the that secures the blade to the spindle assembly. See right fender to raise the deck lift arms up and out of Figure 24.
  • Page 24 Battery brush to remove deposits. Coat terminals and exposed wiring with grease or petroleum jelly to prevent The battery is sealed and is maintenance-free. Acid corrosion. levels cannot be checked. BatteryFailures • Always keep the battery cables and terminals clean Some common causes for battery failure are: and free of corrosive build-up.
  • Page 25 Insert a 3/8"-drive ratchet wrench (set to loosen) • With belt tension relieved, carefully remove the into the square hole found in the idler bracket on belt from around the left-hand spindle pulley. the left side of the deck's surface. See Figure 26. IMPORTANT: Carefully allow the ratchet to pivot rearward before removing it from the square hole.

  • Page 26: Off-Season Storage

    The fluid level cannot be tools (i.e. air/impact wrench) in order to change the tractor's drive belts. See an authorized MTD Service checked nor can the oil be changed. Always keep the Dealer to have your drive belts replaced or phone area around the transmission cooling fan free of grass and debris at all times.

  • Page 27: Attachments & Accessories

    SECTION 10: ATTACHMENTS & ACCESSORIES The following attachments and accessories are compatible for Lawn Tractor Model 611. See the retailer from which you purchased your tractor, an authorized MTD Service Dealer or phone (800) 800-7310 for information regarding price and availability.

  • Page 28: Troubleshooting

    SECTION 11: TROUBLESHOOTING Trouble Corrective Action Possible Cause(s) Engine fails to start PTO knob (or lever) engaged. Disengage PTO. Parking brake not engaged. Engage parking brake. Spark plug wire(s) disconnected. Connect wire(s) to spark plug. Throttle control lever not in correct Place throttle lever to FAST or CHOKE position.
  • Page 29 NOTES...

  • Page 30: Illustrated Parts List

    SECTION 12: ILLUSTRATED P ARTS LIST \\\\\\\\\\\\\\\\...
  • Page 31 Model611 Ref. Part Ref. Part Description Description 747-1196 710-0726 Screw, 5/16-12 x.750 Brake/Cruise Pivot Rod 710-0599 Self-tapping Screw, 1/4-20 x.5 Headlight Wire Harness 629-04083t 731-05165 710-0751 Hood Plenum Hex Cap Screw, 1/4-20 x.62 746-1084 725-1752t Throttle/Choke Cable (Kohler Courage) Electric PTO Switch (If Equipped) 710-0642 746-1086 Throttle Cable (Kohler/B&S...
  • Page 32 Model611 Models w/Manually ..Adjusting Seat t/6_, '\ j" Models w/Quick AdjustSeat , <:::;i_-_,,,_ _,_?jili_i_i_!i!,ii_? .._ _:i: _ :i:! i;ii'!!i !i i ¸¸¸¸¸_¸ _, i; ! ¸¸_¸¸¸'¸_ '_i_...
  • Page 33 Model611 REF. PART REF. PART DESCRIPTION DESCRIPTION 710-1268 783-04437A Fender Screw, #10-16 x.375 712-04063 783-1010A Nut, Flange Lock, 5/16-18, GrF, Nylon Plate, Deck Lift 712-3027 783-1489A Nut, Flange Lock, 1/4-20 Mounting Bracket, Seat 720-0309A 710-0227 Seat Adjuster Grip Screw, #8-18 x.50 726-0201 726-0279 Nut, Speed,.3125...
  • Page 34 Model611...
  • Page 35 Model611 REF. PART DESCRIPTION 710-04095 Hex Screw, 3/8-16, 1.00, Gr5 710-0514 Hex Screw, 3/8-16, 1.00, Gr5 710-0643 Hex Screw, 5/16-18, 1.00, Gr5 711-1408 Link, Drag, RH 711-1409A Link, Drag, LH 712-0214 Nut, Hex Lock, 3/8-24 712-04065 Nut, Flange Lock, 3/8-16, Grf, Nylon 712-0459 Nut, Flange Lock, 7/16-20 712-3004A...
  • Page 36 Model611 44.\\ " 31 40 "\ IMPORTANT: For a proper working machine, use 69 61 Factory Approved Parts. V-belts are designed to engage and disengage "52 safely. A substitute (non OEM) V-belt can be dangerous by not disengaging completely.
  • Page 37 Model611 Ref. Part Ref. I Part Description No. I Description 17840 46 1756-0116A Transmission Mounting Bracket Idler Pulley 618-0319 47 1756-0981B Hydrostatic Transmission Flat Idler Pulley 629-0949A Harness Assembly (Not Shown) 48 1756-04111 Input Pulley 710-0227 AB Screw #8-18 x 0.5 Idler Bracket 49 1783-04442 710-0344...
  • Page 38 Model611G i",, 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.
  • Page 39 Model611G PART REF. PART DESCRIPTION DESCRIPTION 17962 683-04173 Plate, Switch Frame Assembly, Lower 647-04036 710-0607 Lever Assembly, Engagement Screw, 5/16-18, 0.500 710-0809 710-0642 Screw, 1/4-20 x 1.250 Screw, 1/4-20, 0.750 710-0859 710-3005 Screw, 3/8-16, 2.50 Screw, 3/8-16, 1.25, Gr5 710-0276 712-04064 Screw, Carriage, 5/16-18, 1.00 Nut, Flange Lock, 1/4-20, GrF, Nylon...
  • Page 40 Model 611H (ManualPTO) 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.
  • Page 41 Model611H (ManualPTO) PART REF. PART DESCRIPTION DESCRIPTION 17962 747-1112D Plate, Switch Engagement Handle, Deck 647-0064 748-0415B Lever Assembly, Engagement Spacer,.385 ID x.635 OD x 1.54 683-0302 750-0956 Plate Assembly, Engagement Spacer, 1.010 x 1.400 x.825 710-0224 756-04143 Screw, #10-16, 0.500 Pulley, Engine, 3.56 x 6.12 Diameter 710-0276 756-0487...
  • Page 42 Model611H (ElectricPTO)
  • Page 43 Model611H (ElectricPTO) PART DESCRIPTION 710-0726 Screw, 5/16-12, 0.75 710-0859 Screw, 3/8-16, 2.50, Gr5 710-3157A Screw, 7/16-20, 3.25, Gr5, Lock 712-04065 Nut, Flange Lock, 3/8-16, GrF, Nylon 717-04174 PTO Clutch, Electric 736-0277 Washer, Flat, 1.031 x 1.620 x.095 748-0415B Spacer,.385 ID x.635 OD x 1.54 756-0978A Pulley, Engine, Electric PTO 783-04419A...
  • Page 44 Model611G ® \\\\\\\ \\\\\ \\\\\...
  • Page 45 Model611G REF. PART PART DESCRIPTION DESCRIPTION 618-0624 736-0270 Pulley/Spindle Assembly Bell Washer,.265 x.75 x.062 683-04138 736-0289 Deck Brake Assembly Shoulder Bushing,.320 ID x.135 Lg. 683-04162 736-0267 42" Deck Assembly Flat Washer,.385 x.87 x.06 683-04167 736-0225 Deck Brake Assembly Lock Washer, 5/8 683-0254B 736-0187 Deck Hanger Bracket Assembly...
  • Page 46 Model611H (ManualPTO) _1, ....
  • Page 47 Model611H (ManualPTO) PART REF. PART DESCRIPTION DESCRIPTION 17116 732-0594A Brake Assembly, Deck Spring, Extension,.91 Dia x 7.33 17258D 732-04197 RH Belt Cover, Deck 46" Spring, Extension,.68 OD x 5.00 Lg 618-0240A 734-0973 Spindle Assembly, 5.00 Dia. Wheel, Deck 5.0 x 1.38 618-04134B 736-0119 Spindle Ass'y, Double Pulley...
  • Page 48 Model611H (ElectricPTO)
  • Page 49 Model611H (ElectricPTO) REF. PART NUMBER DESCRIPTION 618-0625 Spindle Assembly 683-0254B Bracket Assembly, Deck Hanger 683-04104A Deck Weldment, 46-inch 710-0347 Screw, 3/8-16, 1.75 710-0514 Hex Cap Screw, 3/8-16, 1.00, Gr5, Std 710-0528 Screw, 5/16-18, 1.25, Gr5 710-0599 Screw, Hx. Wash. Hd. Tapp, 1/4-20, 0.5 710-0751 Screw, Hex Cap, 1/4-20,.620, Gr5 710-1260A...
  • Page 50 Model611 B&S OHVV-Twin KohlerV-Twin (for throttle) 11_'_ (for choke) 7 (deflector must face forward) B&S OHVSingle KohlerCourage...
  • Page 51 Screw, 3/8-16 x 1.00 (Kohler) 736-0277 Flat Washer (Kohler) 721-0208 Exhaust Gasket (B&S OHV Single) 746-1084 Throttle Cable (B&S OHV Single) 732-0966 Extension Spring,.275 x 1.25 (B&S OHV Single) NOTE: Engine accessory parts are appficable to all 611 model tractors except where otherwise noted.
  • Page 52 MANUFACTURER'S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with MTD does not extend any warranty for products sold or respect to new merchandise purchased and used in the exported outside of the United States, its possessions United States, its possessions and territories.

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