Bunton 642300 Parts & Maintenance Manual Download Page 59

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Figure-18 Wheel Motor

> Denotes change from previous revision

TEXTRON TURF CARE AND SPECIALTY PRODUCTS

Figure-18 Wheel Motor

Item

Part No.

Qty.

Description

Serial Numbers/Notes

—

Seal, Exclusion

Included in Seal Kit

—

Seal, 3” ID

Included in Seal Kit

—

Ring, Back-Up

Included in Seal Kit

—

Seal, Shaft

Included in Seal Kit

1985020-01

Shaft & Brg-eaton 12618-003

554780

Key

554779

Nut

—

Seal, Shaft Face

Included in Seal Kit

—

Seal, Inner Face

Included in Seal Kit

—

Seal, Outer Face

Included in Seal Kit

1985020-02

Capscrew Eaton 14384-019

1985020-03

Seal Kit Eaton 61258

Not Shown

Part No. 1985020

2720512

Summary of Contents for 642300

Page 1: ...machine can cause severe injury Those who use and maintain this machine should be trained in its proper use warned of its dangers and should read the entire manual before attempting to set up operate...

Page 2: ......

Page 3: ...ton product You have purchased a world class mowing product one of the best designed and built anywhere This machine comes with an Operation and Safety Manual and a separate Setup Parts and Maintenanc...

Page 4: ..._____________ Electrical System Check Interlock switch function __ Parking brake switch __ Implement control PTO switch __ Control Lever neutral lock __ Seat switch Dash panel gauges and warning light...

Page 5: ...rized post manufacture modifications and or accessories should per sonal injury and or property damage result This symbol means ATTENTION BECOME ALERT Your safety and the safety of others is involved...

Page 6: ...injury or death 2 Fill the battery with electrolyte refined sulfuric acid to the upper line 3 Allow the battery to stand for at least one hour to ensure the electrolyte fully soaks into the battery p...

Page 7: ...e moved out of the neutral position The operator may leave the seat with the engine running if the Parking Brake is engaged the PTO Blades is OFF and the Steering Control Levers are in the neutral loc...

Page 8: ...ed Circulation Bore Stroke 2 834 3 090 72 78mm Displacement 58 1 cu in 952 cc Compression 8 63 1 Compression Pressure 400 rpm 198 1 psi 14 0 kg cm2 Output Power 31 hp 23 1 kw 3600 rpm Output Torque 50...

Page 9: ...___ 1 Keep tires properly inflated to prolong tire life Check inflation pressure while the tires are cool Inspect tread wear 2 Check pressure once a month with an accurate low pressure tire gauge Fron...

Page 10: ...ocated under the hydraulic oil reservoir tank 3 5 HYDRAULIC OIL FILTER _____________________________________________________ The hydraulic drain valve is located under the hydraulic oil reservoir next...

Page 11: ...nt blades will also create vibration and other stress on the machinery 4 Dust or sand particles can wear a groove in the blade B between the air vanes and the flat portion of the blade Continued use w...

Page 12: ...ion 1 The engine will shut off if the operator is not in the seat and a the parking brake is disengaged b the control lever is moved out of the neutral lock position 2 Check the switch activating mech...

Page 13: ...h could cause internal damage and shorten the life of the battery 3 14 BATTERY CHARGING _____________________________________________________ Battery acid is very caustic and fumes are explosive and c...

Page 14: ...lace and tighten the drain plug Note Follow state or federal laws regarding the proper procedure for disposing of antifreeze d Mix 50 clean water with 50 ethylene glycol based anti freeze Read and fol...

Page 15: ...Y 100 HOURS EVERY 200 HOURS EVERY 500 HOURS ENGINE Consult the engine manual for additional information and instructions Check Top up Oil Level X X Check for leaks X Clean Air Intake Screen X Clean Ai...

Page 16: ...with the Parking Brake disengaged the Steering Control Levers moved out of the neutral lock position or the PTO blades ON To check Start the engine and run at 1 2 throttle with the operator on the mac...

Page 17: ...l in accordance with all applicable local state and federal laws Location Description Lube Fittings Lubrication Frequency Engine Engine Crankcase Oil 1 See Engine Manual Cutting Deck Belt Tension Idle...

Page 18: ...Manual Loose Wiring See Figure 19 Air intake air cleaner plugged Clean air intake air filter See Section 3 2 Loose water pump belt See Section 3 16 Engine Overloaded Reduce forward speed Engine Overhe...

Page 19: ...e long belt run ning from the electric PTO clutch drive pulley A to the top center spindle pulley of the cutting deck Proper belt tension is maintained by two V idler pulleys B and C Figure 6A Engine...

Page 20: ...belt tension To increase belt tension turn nut B 1 4 turn until desired belt tension is reached Figure 6B 6 3 STEERING CONTROL ADJUSTMENT___________________________________________ Steering Control Ar...

Page 21: ...g the control rod B clockwise 1 2 turn will increase the speed of the wheel pump Turning control rod B counter clockwise will decrease the speed of the wheel pump 2 Turn the control rod clockwise or c...

Page 22: ...ove the belts Reverse the procedure for installation of the new belts The idler spring should be compressed to approximately 4 in 101 6mm 6 6 FREEWHEEL VALVES _______________ The mower is equipped wit...

Page 23: ...adjustment nuts just enough to let the wheel rotate freely 5 Place the brake lever in the disengaged position and turn adjust knob in clockwise CW direction applying and releasing the brake lever eve...

Page 24: ...1 2 clevis pins and secure with cotter pins 7 Attach the rear lift chains to the deck as shown Tighten until the nut makes contact with the bracket 8 Attach the front lift chains to the deck as shown...

Page 25: ...eners into Aluminum M4 Nm in lb 1 2 11 1 7 15 2 9 26 4 1 36 5 0 44 2 0 18 M5 Nm in lb 2 5 22 3 2 28 5 8 51 8 1 72 9 7 86 4 0 35 M6 Nm in lb 4 3 38 5 7 50 9 9 88 14 0 124 16 5 146 6 8 60 M8 Nm in lb 10...

Page 26: ...antenga las manos los pies y ropa suelta lejos de piezas en movimiento No deberan transportar pasajeros si no existe un asiento para ellos Si no sabe leer ingles pida que aiguien le lea las calcomania...

Page 27: ...portation charges must be prepaid Serial No XXXXX ____________________ 9 2 HOW TO USE THE PART LISTING ______________________________________________ ABBREVIATIONS N S Not serviced seperately can only...

Page 28: ...6 Serial No All TEXTRON TURF CARE AND SPECIALTY PRODUCTS Figure 1 Main Frame Assembly Figure 1 Main Frame Assembly 9 7 4 4 1 2 13 18 17 16 15 16 5 12 11 10 6 14 22 20 19 20 4 3 4 8 15 21 23 2720487 24...

Page 29: ...em 23 8 2720018 7 1 Wldmt cross Frame 9 64123 39 12 Blt hex 1 2 13x1 1 4 10 400410 2 Screw 1 2 13 X 1 3 4 Hex 11 2720474 2 Spacer caster Hub 12 64123 215 2 Bolt hex 3 4 10x7 1 2 13 2188135 2 Dust Cove...

Page 30: ...TY PRODUCTS Figure 2 Parking Brake System Figure 2 Parking Brake System 1 2 3 14 13 12 11 16 9 10 8 6 7 18 20 17 21 20 17 21 4 22 23 19 2 2720483 24 25 26 5 Lug Bolt Hub Nut Torque 175 200 ft lbs 237...

Page 31: ...ce See Figure 16 8 64123 24 4 Blt hex 1 2 13x2 9 2188149 2 Hub Wheel and Disc 10 447030 2 Wshr lock External Tooth 11 400410 4 Screw 1 2 13 X 1 3 4 Hex 12 64220 02 10 Blt whl 7 16 20x 75 75D 13 198508...

Page 32: ...ON TURF CARE AND SPECIALTY PRODUCTS Figure 3 Pump Drive System Figure 3 Pump Drive System 29 22 2 14 28 8 16 8 6 7 5 4 3 1 14 29 22 9 11 16 15 27 21 13 33 19 12 26 18 24 25 10 16 20 17 21 20 17 21 32...

Page 33: ...2 Ga 11 1985034 1 Pulley idler 12 3970276 1 Shaft pivot 13 2256001 7 1 Wldmt idler Arm 14 64229 08 2 Lock Nut Nylon 5 16 24 15 64163 53 1 Washer 391x1 50x9ga 16 64229 03 3 Lock Nut nylon 3 8 16 17 641...

Page 34: ...igure 4 Hydraulic Drive System A A Flow 2 1 37 27 26 29 30 32 3 3 35 6 4 5 8 7 8 9 14 16 15 14 14 7 9 20 19 9 23 24 36 4 5 6 3 35 3 2 14 19 32 18 21 13 12 28 33 33 31 17 22 11 10 2720492 25 Wheel Moto...

Page 35: ...08 1 Ftg Str 08MORB 08FJICS 16 108046 1 AE 25 Filter 17 3970303 1 Filter Head 18 148059 01 1 Swivel Tee run 3 8 19 1985072 2 Hose 5 25 20 2258003 1 Ftg Tee 8 MJIC Tube 8 JIC SW 21 48086N 2 90 Degree M...

Page 36: ...t Mtg Nuts Refer to Engine Manual For Service Part Number 15 28 35 23 7 14 29 3 4 4 1 2 26 33 13 30 34 8 4 27 4 25 22 20 19 6 35 19 33 18 22 17 19 20 34 19 To Radiator 8 38 19 38 22 39 7 38 35 31 20 1...

Page 37: ...Manual for Service Parts 16 48228A 1 Clip 17 2720024 7 1 Mount radiator 18 3970115 2 Grommet rubber 19 64229 02 22 Lock Nut nylon 5 16 18 20 64163 29 21 21 64x1x11ga washer 21 1 Bracket See Engine Ma...

Page 38: ...LTY PRODUCTS Figure 6 Operator Platform Figure 6 Operator Platform 25 26 27 29 1 1 16 18 5 7 1 29 19 19 30 24 23 22 28 3 3 3 1 30 8 1 9 10 19 11 13 1 14 19 17 29 2 29 15 12 20 32 19 21 31 1 29 6 33 4...

Page 39: ...electric Clutch 17 64025 02 2 Nut hex 5 16 18 18 2188233 1 Boot toggle 19 64123 68 20 Blt hex 5 16 18x1 20 64025 15 6 Nut hex 10 24 KEPS 21 64006 02 2 Lockwshr helical 5 16 22 1001958 1 Switch igniti...

Page 40: ...LTY PRODUCTS Figure 7 Steering Mechanism Figure 7 Steering Mechanism 12 11 15 16 12 13 38 3 4 5 7 8 9 7 7 10 19 18 17 21 20 20 22 6 24 25 2 12 34 26 27 30 30 28 29 27 13 12 14 37 39 35 11 23 33 7 30 1...

Page 41: ...8 2 Rod End 5 16 24 RH Thrd 18 3970198 2 Spacer 19 64229 08 2 Lock Nut Nylon 5 16 24 20 64025 03 8 Nut hex 5 16 24 21 64123 214 2 Bolt 5 16 24 X 1 3 4 22 2720029 7 2 Stop linkage 23 64123 139 2 Blt he...

Page 42: ...8 Deck Drive System Figure 8 Deck Drive System 2 1 3 4 5 6 7 10 11 12 13 15 48 17 18 19 20 21 22 45 35 27 26 27 28 29 30 15 10 29 27 22 38 43 16 9 35 44 43 36 8 33 6 34 14 25 13 39 40 40 23 13 31 32...

Page 43: ...r 768 756x1 25x14g 22 2188145 2 Bearing 75id Brz Self Align 23 64229 02 2 Lock Nut nylon 5 16 18 24 38304 03 1 Brg flanged Plastic 25 1985103 1 Clamp muffler 1 1 2 Includes Nuts and Bracket 26 2720039...

Page 44: ...PECIALTY PRODUCTS Figure 9 Body Figure 9 Body 21 6 22 6 6 16 23 14 10 5 27 29 31 26 10 12 24 30 25 14 10 19 19 13 14 35 36 32 17 18 19 19 9 7 46 19 19 4 3 1 46 37 38 39 40 2720484 46 18 19 9 42 43 44...

Page 45: ...ex 5 16 18 19 64229 02 25 Lock Nut nylon 5 16 18 20 38542 2 Clamp document Tube 21 2720476 1 S Guard muffler w Label Includes Item 4 22 2720063 7 1 Wldmt hood Support 23 3970224 1 Spring 24 2720056 5...

Page 46: ...gure 10 Hood Hinge and Air Cleaner Ass y Figure 10 Hood Hinge and Air Cleaner Ass y 14 Ref 7 4 8 13 15 8 14 5 4 1 10 7 7 10 10 2 4 15 2 4 1 7 9 Ref 9 3 30 8 29 30 8 30 12 8 16 17 18 thru 21 11 30 3 11...

Page 47: ...spring 52x 87x 025 13 11 48383 2 Clamp hose SAE32 12 2252075 7 1 Brkt air Cleaner 13 2720066 7 1 Hinge RH 14 2720067 7 1 Hinge LH 15 64229 03 8 Lock Nut nylon 3 8 16 16 2720022 1 Clamp air Cleaner 17...

Page 48: ...RODUCTS Figure 11 Cutting Deck Figure 11 Cutting Deck 1 2 4 5 15 5 8 41 9 10 12 13 14 7 3 6 4 11 1 2 18 20 21 22 23 15 7 4 5 1 2 19 29 30 32 17 36 34 35 2 23 18 33 21 16 20 22 39 31 40 38 8 19 25 26 2...

Page 49: ...rear Roller 17 2188162 3 Spacer blade 18 163425 2 Roller Includes Item 19 19 552824 2 Bushing 20 64123 89 2 Blt hex 1 4 20x3 4 21 64229 01 2 Lock Nut nylon 1 4 20 22 64140 14 2 Cotter Pin 1 4x3 1 2 2...

Page 50: ...EXTRON TURF CARE AND SPECIALTY PRODUCTS Figure 12 Idler Assembly and Belt Guards Figure 12 Idler Assembly and Belt Guards 15 16 17 1 22 7 6 5 4 3 8 1 2 10 1 22 11 14 12 13 11 9 18 Cutter Deck Ref 19 2...

Page 51: ...spring Mtg 6 360667 1 Adapter 7 311870 1 Spring 8 3970215 1 Belt blade To Blade 9 64163 53 1 Washer 391x1 50x9ga 10 3005164 1 V idler Pulley 11 352726 2 Bushing 12 2720094 7 1 Wldmt idler Arm 13 39701...

Page 52: ...Lift Mechanism 31 27 23 22 30 6 32 5 32 6 21 14 15 16 14 17 26 Ref 26 Ref 1 1 2 2 18 18 3 3 33 33 34 34 35 35 26 26 4 25 24 4 5 Ref 19 Ref 29 2 2 2 20 2 26 33 25 4 38 35 34 3 18 35 34 26 3 18 2 2 2 2...

Page 53: ...14 64140 5 4 Cotter Pin 1 8x1 1 2 15 64188 50 2 Pin clevis 3 4 x 3 1 2 16 1985033 7 2 Wldmt Deck Arm 17 64188 49 2 Pin clevis 5 8 x 1 3 4 18 3970144 4 Stud 19 2256004 7 1 Wldmt Lift Shaft rear 20 1985...

Page 54: ...e 14 Fuel System Figure 14 Fuel System 1 2 6 5 13 3 13 13 11 13 12 4 5 1 6 7 9 10 17 18 13 13 13 13 20 15 16 14 15 8 9 10 8 Item 5 Ref Typical Both Tanks 13 19 Fuel Pump Ref Fuel Filter Ref 2720493 Se...

Page 55: ...es Item 6 8 64163 29 8 21 64x1x11ga washer 9 64006 02 8 Lockwshr helical 5 16 10 64123 54 8 Blt hex 5 16 18x3 4 11 09007 01 1 Hose 25X 5 SAE 30RE 2 Valve to Fuel Filter 12 2188161 1 Valve tank Selecto...

Page 56: ...gure 15 Hydrostatic Pump Figure 15 Hydrostatic Pump 3 4 5 2 2 10 11 1 19 18 8 12 12 13 15 8 7 9 17 14 24 20 22 27 16 23 26 21 22 Part No 3970228 Left Part No 3970229 Right Note for Part No 3970229 Ite...

Page 57: ...970228 10 1 S Block thrust Washer 2000024 11 3970228 11 1 S Block spring 2000025 12 3970228 12 2 S Pin 50641 13 3970228 13 1 S O Ring 50381 14 3970228 14 1 S Plate valve 50619 15 3970228 15 1 S Plate...

Page 58: ...Shaft spindle Used on Part No 2186207 6 2183070 02 1 Shaft spindle Used on Part No 2186205 Item Part No Qty Description Serial Numbers Notes 1 2188147 01 1 Bracket Machined 2 2188147 02 1 Pad Cam Side...

Page 59: ...ncluded in Seal Kit 3 1 Ring Back Up Included in Seal Kit 4 1 Seal Shaft Included in Seal Kit 5 1985020 01 1 Shaft Brg eaton 12618 003 6 554780 1 Key 7 554779 1 Nut 8 1 Seal Shaft Face Included in Sea...

Page 60: ...FROM OPERATOR BOX BOTTOM FUEL PUMP RIGHT HAND SIDE PANEL POS NEG 40A 30A 15A LEFT HAND SIDE PANEL ENGINE LEFT SIDE ALT CHARGE POST TO PTO CLUTCH PTO CLUTCH CONNECTOR ALT LIFT CHASSIS TO OPERATOR BOX B...

Page 61: ...rness engine LH 19 1985077 1 Cable battery Pos 58 20 64163 60 1 Wshr 50x 203x18ga 21 64152 49 12 Scr slt Hh 10 24x3 4 22 178083 1 Cable battery Negative 23 1 Battery See Figure 6 24 2308094 1 Switch N...

Page 62: ...L 3 OIL SENDER 1 3 2 5 4 1 2 1 2 1 1 1 2 1 1 MAIN CHASSIS LH ENGINE CONNECTOR 1 2 1 2 ALTERNATOR LIGHT EXICITER ALTERNATOR CHARGE POST STARTER SOLENOID TERMINAL STARTER SOLENOID POST 40 AMP CIRCUIT BR...

Page 63: ...85039 03 45 1985039 04 45 1985040 33 1985051 7 35 1985052 51 1985059 43 1985063 59 1985064 59 1985065 59 1985072 33 1985073 33 1985077 59 1985085 01 29 1985085 02 29 1985085 03 29 1985086 45 1985096 4...

Page 64: ...43 2720063 7 43 2720065 7 45 2720066 7 45 2720067 7 45 2720068 7 45 2720069 7 45 2720071 45 2720090 7 47 2720091 7 47 2720092 7 47 2720093 7 51 2720094 7 49 2720095 5 47 2720096 5 49 2720097 5 49 2720...

Page 65: ...7 43 400410 27 29 31 403778 31 443814 51 447030 29 454025 45 48024 17A 33 48030N 37 48086N 33 48089 03 33 48089 04 33 48094A 41 48228 2A 29 33 35 37 39 48228A 29 35 41 53 48310 53 48383 45 48524 59 48...

Page 66: ...63 55 35 39 41 43 45 59 64163 60 59 64163 64 27 51 64163 67 27 31 39 41 64164 12 47 64164 13 47 64188 48 51 64188 49 51 64188 50 51 64197 001 33 37 47 64197 002 59 64197 003 47 64205 001 35 41 59 6420...

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