Troy-Bilt 77T Series, Operator'S Manual

Page 1: ...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 ap...

Page 2: ...usting Your Lawn Tractor 16 Maintaining Your Lawn Tractor 18 Off Season Storage Attachments 24 Safety Labels 25 Trouble Shooting 26 Parts List 28 Notes 44 California Emission Control Warranty 47 Warra...

Page 3: ...lk behind mower on such a slope it is extremely difficult to maintain your footing and you could slip resulting in serious injury Operate RIDING mowers up and down slopes never across the face of slop...

Page 4: ...n refuel such equipment on a trailer with a portable container rather than from a gasoline dispenser nozzle d Keep the nozzle in contact with the rim of the fuel tank or container opening at all times...

Page 5: ...deck Contact with the blade s can amputate hands and feet 12 A missing or damaged discharge cover can cause blade contact or thrown object injuries 13 Stop the blade s when crossing gravel drives wal...

Page 6: ...rn slowly and gradually downhill if possible 2 Do not mow near drop offs ditches or embankments The mower could suddenly turn over if a wheel is over the edge of a cliff ditch or if an edge caves in 3...

Page 7: ...amage e g excessive wear bent cracked Replace the blade s with the original equipment manufacturer s O E M blade s only listed in this manual Use of parts which do not meet the original equipment spec...

Page 8: ...g it in place See Figure 1 NOTE If the battery is put into service after the date shown on top of battery charge the battery as instructed on page 20 of this manual prior to operating the tractor Gas...

Page 9: ...ne make sure the seat is engaged in the seat stop stand behind the machine and pull back on seat until fully engaged into stop Knob Adjustment Seat 1 Position the shoulder screws found on the base of...

Page 10: ...e right side of the tractor s dash panel This lever controls the speed of the engine as well as the choke when it is pushed all the way forward When set in a given position the throttle will maintain...

Page 11: ...rking brake must be set if the operator leaves the seat with the engine running or the engine will automatically shut off Clutch Brake Pedal The clutch brake pedal is located on the left side of the l...

Page 12: ...deck lift lever in any of the six different cutting height notches on the right side of the fender WARNING Keep hands and feet away from the discharge opening of the cutting deck Refer to Leveling th...

Page 13: ...ke 3 Shut engine off and remove the key Doing so will minimize the possibility of having your lawn browned by hot exhaust from your tractor s running engine If unit stalls with speed control in high s...

Page 14: ...rection to throw the discharge to the outside for the balance of cutting This will give a better appearance to the lawn Do not cut the grass too short Short grass invites weed growth and yellows quick...

Page 15: ...time to effectively be mulched Always position the throttle control lever in the FAST rabbit position and allow it to remain there while mowing Failing to keep the engine at full throttle places stra...

Page 16: ...stance necessary for proper adjustment and proceed if necessary to the next step 3 Locate the jam nut and lock nut on the front side of the stabilizer bracket See Figure 10 After loosening the jam nut...

Page 17: ...hex nut found on the right side of the brake assembly See Figure 12 3 Using a feeler gauge set the gap between the brake disc and the brake puck at 011 4 Re tighten the hex nut loosened earlier Seat A...

Page 18: ...packed with your unit IMPORTANT Refer to the Engine Operator Owner s Manual packed with your unit for information regarding the quantity and proper weight of motor oil Air Cleaner Service the pre clea...

Page 19: ...ine pulley and idler pulley s Refer to Changing the Deck Belt on page 22 for detailed instructions 4 Looking at the cutting deck from the left side of the tractor locate the hair pin clip that secures...

Page 20: ...stalling the battery follow these instructions to prevent the screwdriver from shorting against the frame IMPORTANT Never jump your tractor s dead battery with the battery of a running vehicle 1 Conne...

Page 21: ...underside 2 Place a block of wood between the center deck hous ing baffle and the cutting blade to act as a stabilizer See Figure 18 3 Use a 15 16 wrench to remove the hex flange nut that secures the...

Page 22: ...ieve tension on the belt 6 With belt tension relieved carefully remove the belt from around the left hand spindle pulley 6 Maintaining Your Lawn Tractor Figure 20 WARNING Be sure to shut the engine of...

Page 23: ...23 6 Maintaining Your Lawn Tractor Figure 21...

Page 24: ...ING Never store the machine or fuel container indoors where there is an open flame spark or pilot light such as on water heater furnace clothes dryer or other gas appliance Attachments Accessories The...

Page 25: ...rs Read and follow all instructions in this manual before at tempting to operate this machine Failure to comply with these instructions may result in personal injury When you see this symbol HEED ITS...

Page 26: ...CHOKE position 5 Clean adjust gap or replace 6 Clean fuel line or replace fuel filter if so equipped 7 Crank engine with throttle in FAST position 8 Engage parking brake 9 Place throttle lever to FAS...

Page 27: ...ouled faulty or gap too wide 2 Dirty air cleaner Mower will not mulch grass If Equipped 1 Place throttle control in FAST rabbit position 2 Do not mow when grass is wet wait until later to cut 3 Mow on...

Page 28: ...28 Model 77T 12 14 21 7 10 13 9 1 16 2 23 11 17 25 24 26 17 18 27 2 15 2 3 19 1 20 22 8 6 6 4 5 1 16 28...

Page 29: ...cket LH 783 04840 Hood Pivot Bracket RH 14 783 04967 Troy Bilt Side Panel LH Ref No Part No Description 15 783 05027 Front Pivot Support Bracket 16 726 0230 Cable Tie 34 75 17 751 0555B Fuel Tank 1 5...

Page 30: ...30 Models 77T...

Page 31: ...04063 Nut Flange Lock 5 16 18 GrF 11 720 04061 Knob 3 8 16 875 12 732 1184 Spring Exten 84 Dia x 4 6 Lg 13 738 0296 Scr Shlder 437 x 268 5 16 18 14 738 04012A Screw Shlder 625 x 175 3 8 16 15 783 040...

Page 32: ...32 Models 77T 31 39 32 28 9 20 5 21 19 11 2 6 8 16 17 1 13 22 10 7 8 18 4 27 26 36 33 30 34 23 25 24 29 35 12 15 14 11 37 38 3 40 41 42 43...

Page 33: ...r 322 ID x 625 OD x 21 22 783 04644 Stabilizer Plate Gear Segment 23 638 04007 Axle Assembly LH Ref No Part No Description 24 638 04008 Axle Assembly RH 25 683 0128B Pivot Bar 26 710 0726 Screw 5 16 1...

Page 34: ...odels 77T IMPORTANT For a proper working machine use Factory Approved Parts V belts are designed to engage and disengage safely A substi tute non OEM V belt can be dangerous by not disengaging complet...

Page 35: ...dal Assembly Drive 38 783 04903 Latch Bracket No RMC Ref No Part No Description 39 710 1008 Screw 3 8 16 1 875 Gr5 40 731 05362 7 Speed Shift Lever 41 710 04483 Screw 1 4 20 0 500 42 711 0736 Adjustme...

Page 36: ...36 Models 760 779...

Page 37: ...ing Compr 1 28 OD x 3 125 25 736 0222 Washer Lock 1 4 26 747 04385 Hold Down Rod Battery 27 783 04869 Bracket Battery Ref No Part No Description 28 783 04548A Seat Bracket Frame 29 783 04637 Bracket R...

Page 38: ...38 Models 760 779...

Page 39: ...40 Sleeve Bearing 75 x 1 0 x 1 0 12 721 0338 Seal 75 x 1 0 x 125 13 618 04041 Differential Assembly 14 741 0336 Flange Bearing 5 8 x 3 4 x 3 4 15 717 04056 42 tooth Bevel Gear 16 718 04045 Clutch Coll...

Page 40: ...40 Models 77T 42 Deck 14 13 39 46 15 30 6 7 10 25 17 24 5 9 31 43 11 45 40 2 19 43 11 32 28 19 44 9 9 47 1 8 26 27 29 12 32 35 45 37 4 16 38 42 22 21 41 20 33 19 18 36 34 3 23...

Page 41: ...26 0233 Nut Push 25 ID x 50 OD 26 732 04280A Spring Exten 75 Dia x 6 375 27 732 04287 Spring Exten 50 Dia x 6 375 28 710 0347 Screw 3 8 16 x 1 75 29 736 0119 Washer Lock 5 16 30 736 0270 Washer Bell 2...

Page 42: ...42 Models 77T 20 13 21 14 10 18 12 11 22 19 23 3 9 4 17 15 8 6 7 16 2 5 1...

Page 43: ...crew 3 8 16 1 25 10 712 0271 Hex Sems Nut 1 4 20 11 721 0208 Exhaust Gasket 12 725 0157 Cable Tie 7 4 13 726 0205 Hose Clamp 490 14 728 04000 Pop Rivet 188 x 325 15 731 1682A Oil Drain Sleeve 16 751B2...

Page 44: ...44 For parts and or accessories please call 1 866 840 6483 or 1 330 558 7220 www troybilt com NOTES Use this page to make notes and write down important information...

Page 45: ...45 For parts and or accessories please call 1 866 840 6483 or 1 330 558 7220 www troybilt com NOTES Use this page to make notes and write down important information...

Page 46: ...46 For parts and or accessories please call 1 866 840 6483 or 1 330 558 7220 www troybilt com NOTES Use this page to make notes and write down important information...

Page 47: ...rranty period stated above If the part fails during the period of warranty coverage the part will be repaired or replaced by MTD Consumer Group Inc according to subsection 4 below Any such part repair...

Page 48: ...xterior finish due to use or exposure d Service completed by someone other than an authorized service dealer e Troy Bilt does not extend any warranty for products sold or exported outside of the Unite...