Troy-Bilt 630B-Tuffy, 634F-Bronco, 634B-, Operator'S Manual

Page 1: ...park 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 by contacting the service department at Troy Bilt LLC P O Box 361131 Cleveland Ohio 4...

Page 2: ... sample model plate is explained below For future reference please copy the model number and the serial number of the equipment in the space below ENGINE INFORMATION The engine manufacturer is responsible for all engine related issues with regards to performance power rating speci fications warranty and service Please refer to the engine manufacturer s Owner s Operator s Manual packed sepa rately ...

Page 3: ...pen flames and sparks away from the fuel tank and fuel container d Fill fuel tank outdoors with extreme care Never fill fuel tank indoors Use a funnel or spout to prevent spillage e Replace all fuel tank and container caps securely f If fuel is spilled do not attempt to start the engine but move the machine away from the area of spillage and avoid creating any source of ignition until fuel vapors ...

Page 4: ... by releasing whichever clutch control is engaged Do not attempt to restrain the tiller 15 Do not overload the tiller s capacity by attempting to till too deeply at too fast a rate 16 Never operate the tiller at high trans port speeds on hard or slippery surfaces Look behind and use care when backing up 17 Do not operate the tiller on a slope that is too steep for safety When on slopes slow down a...

Page 5: ...e Figure 1 2 Location of safety and operating decals 5 5HP Model shown TO AVOID SERIOUS INJURY READ THE OWNER S MANUAL KNOW LOCATIONS AND FUNCTIONS OF ALL CONTROLS KEEP ALL SAFETY DEVICES AND SHIELDS IN PLACE AND WORKING NEVER ALLOW CHILDREN OR UNINSTRUCTED ADULTS TO OPERATE TILLER SHUT OFF ENGINE AND DISCONNECT SPARK PLUG WIRE BEFORE MANUALLY UNCLOG GING TINES OR MAKING REPAIRS KEEP BYSTANDERS AW...

Page 6: ...ig 2 2 Hardware bag contents 1 Slotted hd screw 10 24 x 2 1 Hex hd screw 1 4 20 x 1 1 4 6 Hex hd screw 5 16 18 x 1 1 2 2 Hex hd screw 3 8 16 x 3 4 2 Flat washer 3 8 6 Split lockwasher 5 16 1 Hex locknut 1 4 20 6 Hex nut 5 16 18 1 Hex nut 10 24 2 Hex locknut 3 8 16 1 Spring cable see W Fig 2 5 1 Bracket forward clutch cable see P Fig 2 4 2 Lock Washer 3 8 2 Self tapping screw 1 4 20 x 1 2 1 Bracket...

Page 7: ... in Section 3 STEP 4 INSTALL FORWARD CLUTCH CABLE 1 Attach the forward clutch cable bracket P Fig 2 4 to the handlebar support A with a 1 4 20 x 1 1 4 hex hd screw R and 1 4 20 hex locknut S Tighten securely 2 Carefully unwrap the forward clutch cable cable without an attached knob from its shipping position and slide the thin cable wire T Fig 2 4 into the slot in the cable bracket Push the cable ...

Page 8: ... 634B ONLY 1 Unwrap the reverse clutch cable CC Fig 2 8 and Fig 2 9 from its shipping position and route it up to the handlebar Be sure that the cable is routed beneath the Forward Clutch Bail 2 Using the two self tapping screws AA Fig 2 8 secure the reverse cable mounting bracket BB to the handlebars as shown 3 Insert the cable CC Fig 2 8 through the slot in the cable bracket and position the fla...

Page 9: ... damage will result if the engine is run without oil 1 Refer to the separate Engine Owner s Manual for engine oil specifications and capacities 2 With the tiller on level ground move the Depth Regulator Lever FF Fig 2 10 up or down until the engine is level 3 Add motor oil as described in the Engine Owner s Manual 4 Move the Depth Regulator Lever all the way down until the highest notch is engaged...

Page 10: ...tter C Figures 3 2 and 3 3 from wheel drive pin A 4 FOR WHEEL DRIVE MODE Figure 3 2 Slide wheel outward and align holes in wheel hub D Figure 3 2 and wheel shaft B Insert wheel drive pin A through wheel hub D and wheel shaft B Secure wheel drive pin with hairpin cotter C by pushing hairpin cotter in as far as it will go Repeat with the other wheel and then remove the support from beneath the trans...

Page 11: ...e tilling depth The lowest notch allows a tilling depth of approximately 6 depending on soil conditions For best results always begin tilling at a very shallow depth setting and gradually increase the tilling depth HANDLEBAR HEIGHT ADJUSTMENT The handlebar height is adjustable to three different settings Figure 3 6 In general adjust the handlebars so they are at waist level when the tines are 3 4 ...

Page 12: ...n see Wheel Drive Pins in Section 3 of this manual 3 Move the Depth Regulator Lever all the way down to the travel position so that the tines clear the ground 4 Release all controls on the tiller 5 On engine s with a fuel shut off valve turn valve to open position as instructed in the separate Engine Owner s Manual 6 Put ignition switch and or throttle con trol lever located on engine in the ON RU...

Page 13: ... only a Look behind and exercise caution when operating in reverse Do not till while in reverse b Stop all forward motion Lift handlebar with one hand until tines are off the ground and then pull Reverse Clutch Control knob out see Fig 4 3 To stop reversing let go of Reverse Clutch Control knob 6 To move the Model 630B in reverse for short distances a Release Forward Clutch Bail Then lift handleba...

Page 14: ... hold the tiller back the tines will attempt to propel the tiller often causing the tiller to skip rapidly across the ground Sometimes slight downward pressure on the handlebars will help get through a particularly tough section of sod or unbroken ground but in most cases this won t be necessary Avoid trying to dig too deeply too quickly especially when busting sod or when tilling soil that hasn t...

Page 15: ...ing footprints or wheel marks When tilling vertically try to make the first pass uphill as the tiller digs more deeply going uphill than it does downhill In soft soil or weeds you may have to lift the handlebars slightly while going uphill When going downhill overlap the first pass by about one half the width of the tiller Tilling Across Slopes Without Using Terraces Horizontal Tilling If vertical...

Page 16: ... 2 3 12 UNTILLED 1 REPEAT DOWNHILL UPHILL LOADING AND UNLOADING THE TILLER Before loading or unloading stop the engine wait for all parts to stop moving disconnect the spark plug wire and let the engine and muffler cool The tiller is too heavy and bulky to lift safely by one person Two or more people should share the load Use sturdy ramps and manually engine shut off roll the tiller into and out o...

Page 17: ...screws D Fig 5 1 Figure 5 1 A B C D If a cover is leaking check for loose screws If the screws are tight a new gasket or oil seal may be required If the leak is from around a shaft and oil seal the oil seal probably needs to be replaced See your authorized dealer or contact the factory for service or advice IMPORTANT Never operate the tiller if the transmission is low on oil Check the oil level af...

Page 18: ...g hours The tines can be replaced either individually or as a com plete set See the Parts List pages for tine identification and part numbers A Tine Inspection With use the tines will become shorter narrower and pointed Badly worn tines will result in a loss of tilling depth and reduced effectiveness when chopping up and turning under organic matter B Removing Installing a Single Tine 1 With the e...

Page 19: ...he first measurement 4 If the spring is too short less than 1 16 the tension is too loose If the spring is too long more than 3 16 the tension is too tight 5 To adjust the length of the spring a Release the Forward Clutch Bail b Unthread the hex nut C Figure 5 4 about halfway up the adjustment screw D c Unhook the top of the spring from the Forward Clutch Bail d Use pliers to prevent the adjuster ...

Page 20: ...ut C Figure 5 6 one to two turns Pull the threaded cable adjuster A Figure 5 6 to the left until the inner jam nut C touches the bracket 6 Prevent the inner jam nut C from turning and tighten the outer jam nut D against the bracket Prevent the outer jam nut D from turning and tighten the inner jam nut C against the bracket 7 Measure the gap by repeating Step 3 Readjust as needed by repeating Steps...

Page 21: ... the Engine Owner s Manual THROTTLE LEVER ADJUSTMENT If the engine does not respond to various throttle lever settings refer to the Engine Owner s Manual for service information or contact your local authorized engine dealer CARBURETOR GOVERNOR CONTROL ADJUSTMENTS The carburetor was adjusted at the factory for best operating speed Refer to the Engine Owner s Manual for any adjust ment information ...

Page 22: ...gine overheats 1 Engine cooling system clogged 1 Clean air cooling area see Engine Owner s Manual 2 Carburetor out of adjustment 2 See Engine Service Dealer 3 Oil level is low 3 Check oil level see Engine Owner s Manual Engine does not 1 Misadjusted throttle control or ignition switch 1 See Engine Owner s Manual or Engine Service Dealer shut off Wheels and Tines 1 Improper use of controls 1 Review...

Page 23: ... Lever 1 8A 1185469 Spirol Pin 2 9 GW 9384 Spring Depth Regulator 1 10 GW 9534 Spacer 1 11 710 0597 Hex Hd Screw 1 4 20 x 1 1 12 712 0291 Hex Lock Nut 1 4 20 1 13 GW 55013 2 Hood Bracket Right Hand 1 14 GW 55013 1 Hood Bracket Left Hand 1 15 736 0119 Lock washer 5 16 2 16 1186331 Hex Hd Flange Screw 5 16 18 x 1 2 17 712 3009 Hex Nut 5 16 18 2 18 710 0874 Hex Hd Screw 5 16 18 x 1 1 4 2 19 GW 55088 ...

Page 24: ...24 Parts List Models 634F 634B and 630B DRAWING NO 2 ...

Page 25: ...al Model Name Logo A 1 777D05551 Decal Model Name Logo B 1 777D05555 Decal Model Name Logo C 1 25 1916674 Bracket Reverse Clutch Cable B C 1 26 1916719 Cable Ass y Reverse Clutch B C 1 27 712 0121 Hex Nut 10 24 1 28 777I20941 Decal Reverse Drive Control B C 1 29 725 0157 Cable Tie B C 1 30 736 0169 Lock Washer 3 8 2 1 710 0157 Hex Screw 5 16 24 x 3 4 Grade 5 A 1 710 0117 Hex Screw 5 16 24 x 1 Grad...

Page 26: ...im 0 030 thick A R GW 1166 3 Shim 0 015 thick A R GW 1166 4 Shim 0 010 thick A R GW 1166 5 Shim 0 005 thick A R 4 GW 1086 Bronze Bushing 4 5 GW 55004 Wheel Shaft A 1 1916741 Wheel Shaft B C 1 6 GW 9305 Key Hi Pro 1 4 x 1 1 7 GW 1132 2 Spacer 4 8 1904278 Worm Gear Wheel Shaft 1 9 1915074 Tiller Shaft 1 10 GW 1104 Woodruff Key 1 11 1904279 Worm Gear Tiller Shaft 1 A For Model 630B A R As Required B ...

Page 27: ...over 2 7 GW 9617 Oil Seal Drive Shaft 1 8 GW 9621 Oil Seal Wheel Shaft 2 9 1916975 Transmission Housing Ass y 1 10 1909374 Oil Seal Tine Shaft 2 11 GW 55011 1 Bearing Cap Gasket 010 thick 1 GW 55011 2 Bearing Cap Gasket 030 thick 1 12 GW 55010 Rear Bearing Cap 1 13 1186331 Hex Hd Flange Screw 5 16 18 x 1 2 14 710 3008 Hex Hd Flange Screw 5 16 18 x 3 4 1 15 736 0119 Lock Washer 5 16 1 REF PART No N...

Page 28: ...d 630B 33 44 11 45 13 30 25 46 47 15 25 40 38 39 24 24 43 10 26 29 12 21 36 15 47 30 14 22 25 48 27 32 34 34 16 18 3 8 7 7 23 31 9 20 3 15 24 41 42 2 5 6 7 3 3 3 24 19 14 4 17 1 Forward Clutch Cable Reverse Clutch Cable 37 DRAWING NO 6 ...

Page 29: ...9 Flat Washer 3 26 GW 55037 Forward Drive Belt A 1 1916657 Forward Drive Belt B C 1 27 GW 55034 Forward Return Spring 1 29 1916658 Reverse Drive Belt B C 1 30 GW 9944 Belleville Washer 2 31 GW 55031 Transmission Pulley A 1 1916532 Transmission Pulley B C 1 32 GW 55049 Bracket Cable Mounting 1 33 777I20943 Decal Stabilization 1 34 1186328 Hex Hd Screw 5 16 18 x 5 8 4 35 710 3008 Hex Hd Screw 5 16 1...

Page 30: ... and 630B DRAWING NO 7 RIGHT SIDE LEFT SIDE Left Hand Tine Right Hand Tine Hold Tine With Blunt End Toward You NOTE Identify Left and Right sides of tiller by standing in operator position and facing direction of forward travel 7 8 ...

Page 31: ... required hardware 1 5 50049 02 Bolo Tine Left Hand Single tine used on right side of tiller Incl two each Refs 1 3 8 6 1916747 Tine Holder B C 2 1915075 Tine Holder A 2 7 1917486 Wheel Tire Ass y B 2 1917487 Wheel Tire Ass y C 2 55095 01 Wheel Tire Ass y Left Side A 1 8 55095 02 Wheel Tire Ass y Right Side A 1 9 GW 9380 Clevis Pin 312 x 1 3 4 2 10 GW 9338 Hair Pin Cotter 2 11 712 3017 Hex Nut 3 8...

Page 32: ...r commercial institutional industrial rental or demonstrator purposes the COMMERCIAL warranty on the tiller is limited in duration to 90 days from the date of purchase USE WARRANTY This warranty does not apply to parts that have been damaged by accident alteration misuse abuse neglect improper maintenance vandalism theft fire water or damage because of peril or other natural disaster HOW TO OBTAIN...