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Operator’s Manual

Rear-tine Tiller Model 

665B

Warning:

This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-

covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
If a spark 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 44136-0019.

IMPORTANT:READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

TROY-BILT LLC, P.O. BOX 361131, CLEVELAND, OH  44136-0019

PRINTED IN USA

FROM NO. 770-10596

(11/2001)

Summary of Contents for Pro Line 665B

Page 1: ...r 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 44136 0019 IM...

Page 2: ... A 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 ratel...

Page 3: ... 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 have dissipated 7 Never make adjustments when engine is running unless recommended by manufacturer OPERATION 1 Do not put hands or feet near or under rotating parts 2 Exercise extreme caution when on or cros...

Page 4: ...er attachments and accessories when recommended 21 Never operate the tiller without good visibility or light 22 Never operate the tiller if you are tired or under the influence of alcohol drugs or medication 23 Operators shall not tamper with the engine governor settings on the machine the governor controls the maximum safe operating speed to protect the engine and all moving parts from damage cau...

Page 5: ...CES 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 AWAY FROM MACHINE KEEP AWAY FROM ROTATING PARTS USE EXTREME CAUTION WHEN REVERSING OR PULLING THE MACHINE TOWARDS YOU WARNING Control Descriptions Starting Stabilization on front of engi...

Page 6: ...justable wrench 1 Scissors to trim plastic ties 1 Ruler 1 Small board to tap plastic knob on lever 1 Tire pressure gauge 1 Clean oil funnel 1 Clean high quality motor oil Refer to the separate Engine Owner s Manual for motor oil specifications and quantity required Adjustable wrenches may be used IMPORTANT Motor oil must be added to the engine crankcase before the engine is started Follow the inst...

Page 7: ...tch control cable by pulling the knob out and releasing it The knob should return to its neutral position against the tapered bushing when it is released If it doesn t contact your local dealer or the factory for technical assistance STEP 4 ATTACH FORWARD CLUTCH CONTROL CABLE 1 Remove any fasteners rubber bands tape etc that may secure the Forward Clutch Control levers J Figure 2 6 to the handleba...

Page 8: ... IMPORTANT Do not start the engine without first adding motor oil Severe engine damage will result if the engine is run without oil 1 Refer to the separate Engine Owner s Manual for motor oil specifications and capacities 2 With the unit on level ground move the Depth Regulator Lever L Figure 2 9 up or down until the engine is level 3 Add motor oil as described in the Engine Owner s Manual 4 Move ...

Page 9: ...Operate the Reverse Clutch Control 1 Put the Wheel Gear Lever in the ENGAGE position see previous WARNING statement 2 Stop all tiller motion by releasing the Forward Clutch Control Levers 3 Lift up the handlebars until the tines clear the ground look behind you to avoid any obstacles and then pull the Reverse Clutch Control knob out The tines and wheels will rotate in a reverse direction 4 Release...

Page 10: ...ONTROLS Refer to the engine manufacturer s Engine Owner s Manual included in the tiller liter ature package to identify the controls on your engine IMPORTANT The control for stopping the engine is located on the engine Figure 3 3 E F Do not attempt to till too deeply too quickly Gradually work down to deeper tilling depths Place the Depth Regulator Lever in the travel position before starting the ...

Page 11: ... the Wheel Gear Lever Figure 4 1 in the ENGAGE position 3 Put the Depth Regulator Lever in the travel position lever all the way down so that the tines are clear of the ground 4 Release all controls on the tiller 5 Put the engine switch in the ON posi tion as instructed in the separate Engine Owner s Manual 6 On engines equipped with a fuel valve move valve to the ON position as instructed in the ...

Page 12: ... pull the unit along while the tines dig Walk behind and a little to one side of the tiller Use a light but secure grip with one hand on the han dlebars but keep your arm loose See Figure 4 2 Let the tiller move ahead at its own pace Do not push down on the handlebars to try and force the tiller to dig deeper this takes weight off the wheels reduces traction and causes the tines to try and propel ...

Page 13: ... Doing so takes the weight off the powered wheels causing them to lose traction Without the wheels to help 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 necessa...

Page 14: ...tprints 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 Ter races Horizontal Tilling If vertical or te...

Page 15: ...us and we don t recommend doing so unless abso lutely necessary as this could result in personal injury or property damage However if you must load or unload the tiller follow the guidelines given next WARNING The tines have a self clearing action which eliminates most tangling of debris in the tines However occasionally dry grass stringy stalks or tough vines may become tangled Follow these proce...

Page 16: ...ANT Never operate tiller if trans mission is low on oil Check oil level after every 30 hours of operation and whenever there is any oil leakage TRANSMISSION GEAR OIL SERVICE Gear Oil Specifications For small top offs Use SAE 140 SAE 85W 140 or SAE 80W 90 gear oil with an API rating of either GL 4 or GL 5 For full replacement Use SAE 140 or SAE 85W 140 gear oil with API rating of GL 4 do not use GL...

Page 17: ...logged air filter can cause poor perfor mance and damage the engine Never operate the engine without an air cleaner installed Inspect and service the air cleaner more often if operating in very dusty or dirty conditions Service the air cleaner as instructed in the Engine Owner s Manual SPARK PLUG SERVICE Inspect and clean or replace the spark plug after every 100 operating hours or annually Clean ...

Page 18: ...n With use tines will become shorter nar rower and pointed Figure 5 5 Badly worn tines result in loss of tilling depth and reduced effectiveness when chopping up and turning under organic matter Use Figure 5 5 as a guide to when to replace tines B Removing a Single Tine 1 With engine shut off and spark plug wire disconnected remove two screws and nuts that attach a single tine to a tine holder Fig...

Page 19: ...n the forward clutch spring Tension is correct if the length of the extended coil is 2 1 2 see Figure 5 11 The forward clutch control cable needs adjustment if the extended length of the coil is not 2 1 2 See Adjusting the Forward Clutch Belt for a procedure Adjusting the Forward Clutch Belt Do this procedure if the forward clutch spring measurement is not correct see Checking Forward Belt Tension...

Page 20: ...ALLATION The forward clutch belt K Figure 5 15 engages the engine pulley I and the transmission pulley J when either Forward Clutch Control Lever is pulled up against the handlebar The lever draws the forward clutch cable G tight which causes the forward clutch idler pulley H to apply pressure to the forward clutch belt This causes the pulleys to turn for Forward movement Removing Forward Clutch B...

Page 21: ...belt Insert the bottom of the belt into the frame then pull down on the belt and roll it onto the large forward most groove of the trans mission pulley P Figure 5 20 7 Reinstall the belt cover 8 Test for correct tension on the forward clutch belt see Checking Forward Belt Tension REVERSE CLUTCH BELT REMOVAL AND INSTALLATION The reverse clutch belt J Figure 5 22 is driven by the engine drive pulley...

Page 22: ... Mount the belt guide between the two flat washers on the idler pulley assembly and tighten snugly The guide needs adjusting before fully tightening 7 You will need an assistant to help with this step Pull the reverse idler pulley N up to its highest point and position the belt guide R horizontally level as shown in Figure 5 23 Securely tighten the screw and locknut M Figure 5 22 8 Pull back on th...

Page 23: ...ual Engine 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 shut off Misadjusted faulty engine switch See Engine Owner s Manual or Engine Service Dealer Wheels and Tines 1 Improper use of controls 1 Review Sections 3 a...

Page 24: ...24 Parts List Model 665B DRAWING NO 1 10 ...

Page 25: ... 16 2 10 1918791 Cable Forward Clutch Control 1 13 GW 9442 Wheel Gear Control Cable Assy Incl Refs 14 15 19 21 22 and 23 1 14 GW 9057 Knob Wheel gear control lever 1 15 1186211 Hex Nut 5 16 24 Wheel gear cable adjustment 2 16 710 0216 Hex Hd Screw 3 8 16 x 3 4 2 17 736 0169 Lockwasher 3 8 2 19 725 0157 Plastic Tie 2 21 1114748 Round Hd Screw 10 32 x 1 2 6 22 1100240 Lockwasher 10 2 23 1186208 Hex ...

Page 26: ... spiral 1 10 GW 1117A Bar Assembly Depth adjustment Incl Refs 11 and 12 1 11 GW 9120 Ring Retaining tolerance ring 1 12 GW 9119 Knob Depth regulator Incl Ref 11 1 13 710 3005 Hex Hd Screw 3 8 16 x 1 1 4 2 14 GW 1113 1 Bushing Spacer 2 15 712 0798 Hex Nut 3 8 16 2 16 GW 20775 Drag Bar 1 17 777S30652 Decal Tiller operating instructions 1 18 GW 9553 Hex Hd Screw self tapping 5 16 18 x 1 2 2 19 710 05...

Page 27: ...ear 1 8 GW 9935 Shim 1 016 I D x 1 468 O D x 062 thick 1 9 GW 20712 Clutch Wheel drive cast iron 1 10 GW 20879 Eccentric Shaft Wheel clutch 1 11 GW 1442 Pin Eccentric shaft 1 12 GW 9055 Spring 1 13 GW 9622 Oil Seal Eccentric shaft 1 14 GW 20700 Lever Eccentric shaft 1 15 710 3013 Hex Hd Screw 1 4 20 x 1 2 1 16 741 3037 Ball Bearing 2 17 GW 20896 Tiller Shaft Incl Ref 18 1 18 GW 1104 Key Woodruff 1...

Page 28: ...odel 665B DRAWING NO 4 Reverse Clutch Cable 1 2 6 5 7 3 4 13 14 15 16 17 16 52 21 25 24 39 45 46 20 49 50 51 43 43 44 37 47 37 40 42 48 41 54 53 44 38 35 20 23 8 12 26 27 3 28 29 30 31 9 22 18 45 12 11 20 10 9 8 35 36 ...

Page 29: ...rse Return 1 22 1916522 Transmission Pulley 1 23 GW 1440 Support Washer 1 24 1918812 Reverse Clutch Belt 1 25 1909404 Forward Clutch Belt 1 26 1900396 Self tapping Screw 10 32 x 1 2 4 27 GW 20339 Guard Belts Pulleys 1 28 712 3009 Hex Nut 5 16 18 4 29 1186329 Hex Flange Screw 5 16 18 x 3 4 4 30 1916797 Engine Support Bracket left side 1 31 1916796 Engine Support Bracket right side 1 35 710 0805 Hex...

Page 30: ...w 5 16 24 x 1 1 8 1 7 GW 9944 Washer Disc spring concave surface faces pulley 1 8 1108841 Key 3 16 sq x 1 1 2 1 9 1916522 Pulley Transmission drive 1 10 GW 1440 Support Washer 1 11 1983622 Oil Seal Input pinion shaft front 1 12 1113527 Ring Retaining snap ring external 1 13 GW 9953 Thrust Washer 2 14 GW 9428 Bushing 1 15 GW 9677 Set Screw 5 16 18 x 3 8 1 16 GW 20791 Input Pinion steel shaft 1 17 G...

Page 31: ...der for bolo tines left and right sides 2 1901118 Replacement set of 16 Bolo Tines includes eight each of right hand and left hand tines and sixteen each of Ref No s 1 and 3 1 9 712 3017 Hex Nut 3 8 16 16 10 736 0139 Lock Washer 3 8 16 11 GW 9380 Clevis Pin 312 x 1 3 4 long 2 12 GW 9338 Hitch Pin 2 13 1917487 Wheel Tire Assembly 2 IMPORTANT Left and right sides of tiller are determined by standing...

Page 32: ...3 22 21 BUMPER OEM 290 254 HILLER FURROWER ATTACHMENT option OEM 290 251 Viewed from front of tiller ROW MARKER ATTACHMENT option OEM 290 257 Complete Attaches to Furrower Attachment MAIN SUPPORT YOKE ASSEMBLY PART 1904522001 See Detail A Detail A ...

Page 33: ...588 Main Support 1 16 GW 1589 Washer square hole 1 17 GW 9925 Washer disc spring 1 18 1186231 Nut hex 3 8 16 1 Bumper OEM 290 254 19 1918749 Bumper includes Ref 20 1 20 GW 1448 Decal Caution 1 21 710 3073 Screw hex hd 5 16 18 x 2 1 4 not avail separately order 1918781 hardware kit 4 22 736 0119 Lockwasher 5 16 not avail separately order 1918781 hardware kit 4 23 712 0267 Nut hex 5 16 18 not avail ...

Page 34: ... 1 7 GW 20694 Gasket Transmission top cover 1 8 GW 20893 Transmission case tube and rear housing assembly 1 9 GW 9467 Plug gear oil fill hole 1 10 GW 20889 Plate wheel drive cable mounting 1 11 GW 97073 Oil Seal tiller shaft 2 12 1186328 Screw flanged hex hd 5 16 18 x 5 8 2 13 GW 20873 Cover tiller housing left side 1 14 GW 1129 1 Gasket tiller housing cover 010 A R 15 GW 1915089 Screw Kit include...

Page 35: ...NOTES 35 ...

Page 36: ...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...

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