BigDog stout mp Service Manual
  1. Manuals
  2. Brands
  3. BigDog Manuals
  4. Lawn Mower
  5. stout mp
  6. Service manual

BigDog stout mp Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

BigDog
®
Mowers
Stout MP
General Service Manual
200 South Ridge Road
Hesston, Kansas
67062
120123
REV A

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the stout mp and is the answer not in the manual?

Questions and answers

Related Manuals for BigDog stout mp

Summary of Contents for BigDog stout mp

  • Page 1 BigDog ® Mowers Stout MP General Service Manual 200 South Ridge Road Hesston, Kansas 67062 120123 REV A...
  • Page 2 WARNING WARNING The engine exhaust from this product contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. NOTICE OF REQUIREMENT OF SPARK ARRESTER MUFFLER This equipment may create sparks that can start fires around dry vegetation. California Public Resources Code Section 4442.6 provides that it is unlawful to use or operate an internal combustion engine on any forest-covered, brush-covered, or grass-covered land unless the engine is equipped with a spark arrester maintained in effective working order.

  • Page 3: Table Of Contents

    General Information ........1-1 BigDog Mower Service Program.
  • Page 4 Deck belt adjustment ........6-4 54" Deck Belt Routing & Tensioning ..... . 6-5 60"...

  • Page 5: General Information

    This manual is part of a service package for the BigDog ® Stout MP mowers. Use of this manual in conjunction with other tangles. The underside of the mower deck will collect a build-up of grass clippings and dirt, especially when grass is wet or has BigDog ®...
  • Page 6 REV A 120123...

  • Page 7: Safety

    SAFETY explosive. A fire or explosion from fuel can burn you and others and can damage property. • Refuel outdoors. Never refuel or drain the fuel from the machine indoors. • Never attempt to start engine when there is a strong This safety alert symbol is used to call attention to a message odor of gasoline or diesel fuel fumes present.

  • Page 8: Operation Precautions

     Keep all safety shields and covers in place, except for wear gloves and use extra caution when servicing them. servicing. ®  Use only genuine BigDog Mower replacement parts to  Do not touch hot parts of machine. ensure that original standards are maintained.
  • Page 9 tape openings after adding the inhibitor. Keep container parts water and one part baking soda when they tightly closed when not in use. become corroded.  Inspect electrical wiring for worn or frayed insulation.  Shorts caused by battery terminals or metal tools touch- Install new wiring if wires are damaged.
  • Page 10 REV A 120123...

  • Page 11: Torque

    TORQUE Standard Torques The following chart lists the standard torque values for the threaded fasteners found in this manual. Torque all cap screws, nuts and set screws to these values unless a different torque is shown in the Special Torques section. 32.4 IN.-LBS.
  • Page 12 REV A 120123...

  • Page 13: Power Unit Maintenance

    POWER UNIT MAINTENANCE Steering Adjustments 3. Raise the seat platform and disconnect the mower harness from the seat switch. Bypass the seat switch by connecting the two mower harness female spades Steering control lever neutral adjustment together. Figure 4-1 The mower’s steering has been factory adjusted to eliminate creeping when the steering control levers are in the neutral position.
  • Page 14 The dampers must be allowed to slide in the slots in the reverse position. Now, slowly bring the steering control mower frame. Figure 4-5 lever back to the neutral position and then place it in the 7. Start the engine. Move the steering control lever to barely park brake position.
  • Page 15 Steering control lever Steering damper Slot Steering control Steering damper stud Figure 4-5 Steering damper WARNING The steering damper is spring loaded to return the steering control levers to the neutral position from the reverse position. This gives the operator a sense of neutral during operation. Never operate the mower with the seat latch un-installed If the mower does not return to neutral from reverse then adjust as follows:...

  • Page 16: Park Brake Spring Adjustment

    Figure 4-8 removed to access filter. Each transmission’s filter is located per Figure 4-10. A standard oil filter wrench is used to change filter, threads are right handed. Use a BigDog Mowers approved filter element ® REV A...
  • Page 17 only. Figure 4-11 WARNING When washing the mower, direct the spray away (espe- cially if using a power washer) from the transmission’s seals to prevent water intrusion and to ensure component performance Transmission Screw Filter guard Screw Figure 4-11 Expansion tank 3.
  • Page 18 14. Proceed to the purge procedure. 2. Position the control lever in the neutral position. Disengage the deck clutch switch, located on the control panel. Figure 4-13 Top port plug Steering control lever Figure 4-12 Shown with steering control levers in neutral position Purging procedure Due to the affects air has on efficiency in hydrostatic drive Figure 4-13...

  • Page 19: Tires

    Drive wheels ..... 8-12 psi (55-83 KPa) Front wheels ..... 8-12 psi (55-83 KPa) If you wish to use non-pneumatic tires on your BigDog ®...
  • Page 20 REV A 120123...

  • Page 21: Engine Maintenance

    ENGINE MAINTENANCE General Engine Maintenance Detailed instructions and recommendations for break-in and regular maintenance are specified in the Engine Owner’s Manual. Please refer to this manual for engine servicing, lubricating levels with quality viscosity Oil drain valve recommendations, bolt torques, etc. The engine warranty is backed by the manufacturer.

  • Page 22: Fuel Evaporation System Filter

    Seat support Fuel line Fuel Evaporation System Filter Fuel shutoff All BigDog Stout MP mowers with a 9xxxxx (i.e. 922222) ® valve model number, have a fuel evaporation system filter. Figure 5-4 BigDog Stout MP mowers with a 9xxxxxAU or 9xxxxxEX ®...
  • Page 23 Fuel tank Fuel evaporation system filter Vapor line Fuel tank Figure 5-6 Fuel tank Seat support Fuel line Fuel shutoff valve Fuel tank Figure 5-7 120123 REV A...

  • Page 24: Engine Rpm Settings

    Engine RPM Settings The engine rpm’s are set at the factory for maximum mowing efficiency. Occasionally it may be necessary to check and adjust the settings. The idle speeds should be set as follows: Kawasaki FR691/FR730 ENGINE SPEEDS MODEL NO. ENDING WITH: HIGH IDLE MODEL NO.

  • Page 25: Deck Adjustments

    DECK ADJUSTMENTS Deck Leveling from the lift block at approximately 1" (left & right side). Figure 6-3 Leveling the deck must be done in the following manner and 9. Jam both nuts against the block. order: 1. Check tire pressures to make certain they are properly Height indicator inflated before starting to level deck.

  • Page 26: Blades

    17. Tighten the adjuster bolt until the chain just becomes loosen the two nuts on the block holding the threaded rod tight. Then tighten just enough to carry the weight of the until there is slack in the deck lift chain. Figure 6-6 front of the deck on that side—to check, move the blocks 26.
  • Page 27 NOTE: A blade ® holding tool (part number 381442) is available from BigDog Mowers. It is designed to prevent the blades from rotating when they are being removed or installed on the spindle. Contact your ®...

  • Page 28: Belts

    Deck belt adjustment Cutting edge The spindle belt tension remains constant by means of a tension idler and spring. The spring tension should be such that Twisted Blade Edge the belt does not slip under normal operating load conditions, (replace) assuming the belt is not excessively worn or damaged.

  • Page 29: 54" Deck Belt Routing & Tensioning

    NOTE: The following notes are the same for the two different decks shown. 1. Spring length after tensioning new belt. Measured from outside of hook to outside of hook with deck set at 3¼" cut height. 2. Route belt as shown. 54"...
  • Page 30 REV A 120123...

  • Page 31: Electrical

    ELECTRICAL Electrical Schematic – Kawasaki 120123 REV A...
  • Page 32 REV A 120123...

  • Page 33: Maintenance Schedule

    MAINTENANCE SCHEDULE ® BigDog Mowers Stout MP Maintenance Schedule Refer to Figure 8-1, Figure 8-2, Figure 8-3, & Figure 8-4 WEEKLY MONTHLY ANNUALLY SERVICE AT OR 40 OR 100 OR 300 INTERVALS INDICATED HOURS HOURS HOURS Verify safety start interlock system...
  • Page 34 BigDog ® Mowers Stout MP Maintenance Locator Chart Figure 8-1 Engine Oil Fill & Dipstick Fuel Filter Engine Air Cleaner Engine Oil Drain Valve Battery Fuel Tank Engine Oil Filter Deck Lift Pivot Zerks (4) Park Brake Switch (2) Drive Tire...
  • Page 35 Figure 8-3 Engine Oil Fill & Dipstick Fuel Filter Engine Air Cleaner Engine Oil Drain Valve Battery Fuel Tank Engine Oil Filter Deck Lift Pivot Zerks (4) Park Brake Switch (2) Drive Tire Pump Belt Engine Air Intake Screen Front Wheel Tires Front Wheel Zerks (2) Deck Belt Blades...
  • Page 36 REV A 120123...

  • Page 37: Troubleshooting

    TROUBLESHOOTING SUGGESTED SYMPTOMS PROBABLE CAUSES REMEDIES SUGGESTED SYMPTOMS PROBABLE CAUSES REMEDIES Mower creeps when Steering linkage needs Adjust linkage steering control levers are adjustment Starting motor does not Steering control levers not Place steering control in neutral crank in park brake position or levers in park brake posi- switch not adjusted tion or re-adjust switch...
  • Page 38 REV A 120123...
  • Page 39 INDEX PAGE PAGE Belts ........4-4 Maintenance Precautions ....2-2 Blades .

This manual is also suitable for:

Sout

Table of Contents

Save PDF