Bush Hog RS2650B Operator's Manual
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Bush Hog RS2650B Operator's Manual

Bush Hog RS2650B Operator's Manual

Residential series zero turn riding mower
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Published 10/12
This Operator's Manual is an integral part of the safe operation of this machine and must
be maintained with the unit at all times. READ, UNDERSTAND, and FOLLOW the Safety
and Operation Instructions contained in this manual before operating the equipment. CO1-
Cover
®
2501 Griffin Ave.
Selma, Al 36703
334-874-2700 www.bushhog.com
OPERATOR'S MANUAL
©2012 Alamo Group Inc.
RESIDENTIAL
SERIES
RS2650B
Zero Turn Riding Mower
Part No. 50071839

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Summary of Contents for Bush Hog RS2650B

  • Page 1 RESIDENTIAL SERIES RS2650B Zero Turn Riding Mower Published 10/12 Part No. 50071839 OPERATOR’S MANUAL This Operator’s Manual is an integral part of the safe operation of this machine and must be maintained with the unit at all times. READ, UNDERSTAND, and FOLLOW the Safety and Operation Instructions contained in this manual before operating the equipment.
  • Page 3 OPERATOR’S MANUAL This manual contains assembly, operating, maintenance, adjustment, and safety instructions for your Bush Hog RS2650B. Before operating your mower, read this manual in its entirety carefully. By following the operating, maintenance, adjustment, and safety instructions, you will prolong the life of your mower, maintain its maximum efficiency, and promote safe operation.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS ……………………………………………………………………………………. SAFETY 1.1 Safety Alert Symbol ………………………………………………………………… 1.2 Training……………………………………………………………………………... 1.3 Preparation…………………………………………………………………………... 1.4 Operation…………………………………………………………………………..1.5 Maintenance & Storage ………………………………………………………..… 1.6 Safety Decals……………………………………………………………………..…………………………………………………………………………. SPECIFICATIONS 2.1 Model Number………………………………………………………………………. 2.2 Engine…………………………………………………………………………….…. 2.3 Fuel System .………………………………………………………………………... 2.4 Electrical System………………………………………………………………….…. 9 2.5 Operator Controls………………………………………………………………..…... 10 2.6 Seat……………………………………………………………………………….…..
  • Page 5 ……………………………………………………….. 19 MAINTENANCE & ADJUSTMENTS 5.1 Periodic Maintenance………………………………………………………………... 19 5.2 Adjustments……………………………………………………………………..…… ……………………………………………………………….. …………………………………………………………………….. TROUBLESHOOTING 6.1 Mower Pulls Left or Right ……………………………………………………..….. 6.2 Mower Cuts Unevenly ……………………………………………………..…….. 6.3 Engine Will Not Start ……………………………………………………..……..… 28 ………………………………………………………….……..30 ELECTRICAL DIAGRAM ……………………………………………….…….……….……... 31 LIMITED WARRANTY...

  • Page 6: Safety

    1. SAFETY 1.1 SAFETY ALERT SYMBOL POTENTIAL HAZARD · This machine produces sound levels in excess of This SAFETY ALERT SYMBOL is used 85 dBA at the operator’s ear when in operation. both in this manual and on the machine to identify WHAT CAN HAPPEN important safety messages which must be followed to ·...
  • Page 7 POTENTIAL HAZARD POTENTIAL HAZARD · In certain conditions gasoline is extremely · In certain conditions gasoline is extremely flammable and highly explosive. flammable and highly explosive. WHAT CAN HAPPEN WHAT CAN HAPPEN · A fire or explosion from gasoline can burn you, ·...

  • Page 8: Operation

    POTENTIAL HAZARD POTENTAL HAZARD · Gasoline vapor can collect inside enclosed trailers · Operating engine parts, especially the muffler, and may be ignited by electrical sparks or hot become extremely hot. engine/exhaust components. WHAT CAN HAPPEN WHAT CAN HAPPEN · Severe burns can occur on contact. ·...
  • Page 9 POTENTIAL HAZARD · Mowing on wet grass or steep slopes can cause sliding and loss of control. WHAT CAN HAPPEN · Wheels dropping over edges, ditches, steep banks, or water can cause rollovers, which may result in Danger Safe serious injury, death, or drowning. Zone Zone HOW TO AVOID THE HAZARD...

  • Page 10: Maintenance And Storage

    Stop the engine and wait for all moving parts to stop: 1.5.2 Disconnect the battery cable from the  Before refueling. negative battery post when the unit will be allowed to  Before dumping the grass catcher. sit for more than 30 days without use. 1.4.13 Before stopping the engine, place the 1.5.3 Allowing batteries to stand for an extended midway...

  • Page 11: Safety Decals

    POTENTIAL HAZARD ·Hydraulic fluid escaping under pressure can penetrate skin and cause injury. 1. On the Front Frame WHAT CAN HAPPEN ·Fluid accidentally injected into the skin must be surgically removed within a few hours by a doctor familiar with this form of injury or gangrene may result.
  • Page 12 6. On the Left Side of Mower Deck 7. On the Handle Grip of Choke Cable 12. On the Left Front Mower Deck 13. On the Left T-slot of Console 8. On the Inner Adjustable Height Bracket 14. On the Right T-slot of Console 10.
  • Page 13 23. On the Right of Console 17. On the Right Rear Frame 24. On the Rear of the Mower 18. Top Left Corner of the Rear of Front Frame 19. On the Left and Right Sides of Mower Deck DANGER To avoid serious injury or death: 25.

  • Page 14: Specifications

    2. SPECIFICATIONS 2.1 MODEL NUMBER: (Example: RS2650B) RS2650B 2.2 ENGINE 2.2.1 Engine specifications: See Your Engine Owner’s Manual 2.2.2 Maximum non-load speed: 3600 RPM 2.3 FUEL SYSTEM 2.3.1 Capacity: 4 gallons (16L) 2.3.2 Type of Fuel: Regular unleaded gasoline, 87 octane or higher.

  • Page 15: Operator Controls

    2.5 OPERATOR CONTROLS 2.5.1 Steering and Motion Control:  Separate levers on each side of the console, control speed and direction of travel of the respective drive wheels.  Steering is controlled by varying the position of the levers relative to each other. ...

  • Page 16: Dimensions

     Blade：17.3" (440mm), assembled with 3 blades on each machine. 2.9.4 Blade Spindles: Solid steel spindles with 25mm bearings. 2.9.5 Deck Drive: Electric clutch mounted on vertical engine shaft. Blades are driven by one “B” Section belt (w/self-tensioning idler) direct from the engine. 2.9.6 Mower Deck: ...

  • Page 17: Assembly Instructions

    3. ASSEMBLY INSTRUCTIONS 3.1 UNCRATE MOWER Remove the packing crate. Take out the spare parts, operator's manual, etc. Remove the bolts and screws which are used for assembling the machine. 3.2 SERVICE BATTERY. Battery posts, terminals, and related accessories contain lead compounds, chemicals known to cause cancer and reproductive harm.

  • Page 18: Install Drive Wheels And Check Tire Pressure

    POTENTIAL HAZARD ·If the ignition is in the “ON” position, there is potential for sparks and engagement of components. WHAT CAN HAPPEN ·Sparks could cause an explosion or moving parts could accidently engage causing personal injury. HOW TO AVOID THE HAZARD ·...

  • Page 19: Service Engine

    ×25 bolts, four 8mm flat washers, and four 8mm spring washers from the plastic bag. b) Place the right control lever to the outside of the control arm shaft, insert the bolts into the holes with flat washers and spring washers and tighten them. (See Figure 2) c) Install the other side the same way.

  • Page 20: Operation Instructions

    4. OPERATION INSTRUCTIONS 4.1 CONTROLS 4.1.1 Be familiar with all the controls before operating the mower. 4.1.2 Motion Control Levers: Located on each side of the console. The left lever controls the left hydrostatic transaxle and controls the left rear drive wheel to go forward and backward.
  • Page 21 To turn to the left while backing, move the left lever forward toward neutral. To turn to the right while backing, move the right lever forward toward neutral. POTENTIAL HAZARD · Machine can spin very rapidly by positioning one lever too much ahead of the other. WHAT CAN HAPPEN ·...

  • Page 22: Pre-Start

    The fuel shut-off valve is used to shut off the fuel when the machine will not be used for a few days, during transport to and from the jobsite, and when parked inside a building. a) ROTATING the fuel shut-off valve counter-clockwise to "L" position opens the left tank fuel valve. b) ROTATING the fuel shut-off valve clockwise to "R"...

  • Page 23: Transporting

    POTENTIAL HAZARD ·The rotating blades under the mower deck are dangerous. WHAT CAN HAPPEN . Blade contact can cause serious injury or kill you. HOW TO AVOID THE HAZARD . DO NOT put hands or feet under the mower or mower deck when the blades are engaged. POTENTIAL HAZARD ·...

  • Page 24: Maintenance & Adjustments

    POTENTIAL HAZARD · This unit does not have proper turn signals, lights, reflective markings, or a slow moving vehicle emblem. These items are required to drive on a public street or roadway. WHAT CAN HAPPEN · Driving on a street or roadway without such equipment is dangerous and can lead to accidents causing personal injury.
  • Page 25 5.1.1 Check the engine oil level: Service Interval: Daily a) Make sure unit is on a level surface, stop engine, and wait for all moving parts to stop. b) Check with engine cold. c) Clean area around dipstick. Remove dipstick and wipe oil off. Reinsert the dipstick. Do not screw into place.
  • Page 26 b) Raise deck to the highest position. Lift the front of unit and support unit using jack stands or equivalent support. POTENTIAL HAZARD · Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous. WHAT CAN HAPPEN ·...
  • Page 27 a) Check starting circuit. Parking brake must be engaged, PTO is disengaged and motion control levers must be out to the parking brake position. The operator does not need to be in the seat to start the engine. Try to start with operator in the seat, PTO is engaged, and motion control levers are in the parking brake position, engine shouldn't start.

  • Page 28: Lubrication Chart

    clockwise until rubber seal contacts the filter adapter, then tighten filter an additional 2/3 to 3/4 turn. d) Clean around oil fill cap and remove cap. Fill to specified capacity and replace cap. Use oil recommended in engine owner’s manual. DO NOT overfill. e) Start the engine and check for leaks.

  • Page 29: Adjustments

    5.1.15 Check spark plugs: Service Interval: 160hrs Remove spark plugs, check condition and reset gaps, or replace the spark plugs. 5.1.16 Fuel tank- mounting hardware specification. Thread the specified M8 × 16 bolts with a lock washer and flat washer do not over tighten as this could cause damage to the fuel tank.
  • Page 30 FIG 7 e) See FIG 7. Position A is located in middle front of the mower deck. Position B is located behind the mower deck on each side. f) Reduce the mower deck to the position 1-1/2" （ 38mm） . Adjust the M10 nut with spanner on both sides. Ensure position B is 5 1/2"±1/16"(140±2mm) away from ground.
  • Page 31 Inspect and make sure the brake is adjusted correctly. 5.2.7 Adjust Throttle Lever Tension. a) Stop engine wait for all moving parts to stop, and remove key. b) Tension in throttle lever can be adjusted by adjusting the tightness of the lever pivot bolt, which is located under the console.
  • Page 32 does not have to be in the seat because the jumper wire is being used. Run engine at full throttle. NOTE: The motion control lever needs to be in neutral position while making any necessary adjustments. The left lever controls the left rear drive wheel, while the right lever controls the right rear drive wheel.

  • Page 33: Troubleshooting

    6. TROUBLESHOOTING 6.1 MOWER PULLS LEFT OR RIGHT (W/LEVERS FULLY FORWARD). a) Refer to tracking adjustment Section 4.1. 3. b) Check air pressure in tires: 12psi（82.8kPa）/drive, 25psi（172.5kPa）/casters. 6.2 MOWER CUTS UNEVENLY. a) Check drive wheel air pressure in tires:12psi（82.8kPa）. b) Check caster wheel air pressure in tires: 25psi（172.5kPa）. c) Check deck support lever.
  • Page 34 ENGINE TROUBLESHOOTING TABLE DIRT DIRTY FAULTY BLOCKED DIRTY IMPROPER ENGINE INCORRECT SPARK FUEL PROBLEM FUEL FUEL FUEL OVERLOADED OIL LEVEL FILTER PLUG FILTER SCREEN LINE Will not × × × × × × Start Hard × × × × × ×...

  • Page 35: Electrical Diagram

    7. Electrical Diagram...

  • Page 36: Limited Warranty

    This warranty specifically excludes wear items, including but not limited to belts, blades, tires and other wear items that in Bush Hog’s sole This warranty does not extend to any Mower or part judgment is a wear item. This warranty also...
  • Page 37 Notes:...
  • Page 38 Notes:...
  • Page 40 RS2650B RESIDENTIAL SERIES ZERO TURN RIDING MOWER RESIDENTIAL SERIES ZT – SOM – 10/12 P/N 50071839...

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