Maxim GM501C User's Manual
Contents
1. MODEL 50 MOCEL 007508 MODEL 8 5016 MODEL TR508 Str INCORRECTLY USED THIS MACHINE CAN CAUSE SEVERE INJURY THOSE WHO _ WAR NING USE AND MAINTAIN THE MACHINE SHOULD BE TRAINED IN ITS PROPER USE _ WARNED OF ITS DANGERS AND SHOULD READ THE ENTIRE MANUAL BEFORE C077 ATTEMPTING TO SET UP OPERATE ADJUST OR SERVICE THE MACHINE SAFE PRACTICES FOR GARDEN TILLERS TRAINING 1 Regard your tiller as a piece of power equipment and teach this regard to all who operate it 2 Read the owner s manual carefully Be thoroughly familiar with the controls and proper use of the equipment Know how to stop the unit and disengage the controls quickly 3 Never allow children to operate equipment Never allow adults to operate equipment without proper instruction 4 Keep the area of operation clear of all persons especially small children and pets 5 Exercise caution to avoid slipping or falling PREPARATION 1 Check the tiller to make certain it is in good operating con dition 2 Check tines to be sure they are free of any obstruction 3 Check engine crankcase oi level 4 Unless there is very good artificial light operate only during daylight hours 5 Do not operate power tools in wet soil which clogs the cutter and increases the danger of your slipping and falling and poss ibly coming into contact with the tines 6 Thoroughly inspect t2. Cable and Chain Assembly 3 400192 4 Screw 5 18 18 x 1 1 2 Hex 15 359346 1 Clutch Locking Pin 10 446136 4 Lockwasher 5 16 6 359359 Spring 11 443106 8 Nut 5 16 18 Hex 17 359327 1 Spring 12 27 1686 1 Pulley Crankshaft 5 H P 18 359326 1 19 359345 1 Pin 13 359383 1 Key Pulley Mtg 20 336683 1 Lever 14 415562 1 Screw 5 16 18 x 5 16 Socket Hd Cup Pt Set i 15 336672 1 Pulley 21 400184 2 5 16 x 18 x 3 4 Hex Hd Cap 16 412015 1 Screw 5 16 18 x 5 8 Sq Ha Cup Pt Set j qn oz i 162035 1 Bracket Assembly e 400235 1 Screw 1 2 x 3 4 Hex Hd 9 446136 1 Lockwasher 5 20 359328 1 Belt V Drive s 11180738 d Guard 22 400112 1 Screw 1 4 20 x 1 Hex Hd 23 400114 2 Screw 1 4 20 x 1 1 4 Hex Hd Cap 24 400192 4 Screw 5 16 18 x 1 1 2 Hex Ha Cap 25 446136 4 Lockwasher 5 16 26 445768 3 Flange Nut 1 4 20 Hex Locknut 27 442706 3 Thumbscrew 1 4 20 x 3 4 Shoulder 28 445245 3 Nut 1 4 20 Tinnerman 29 446136 1 Lockwasher 5 16 20 359325 1 Clip 31 359343 1 Bracket 32 359340 1 Bracket 33 336720 1 Decal Warning As 11 ILLUSTRATION 1 ILLUSTRATION 2 PARTS LIST ILLUSTRATION 3 Ref No Part No Quan Description 1 162039 1 Shaft and Sprocket Assembly 2 359350 4 Spacer 3 359293 2 Bushing 5 359295 1 Chain 6 162024 1 Sprocket Cluster A
3. MAINTENANCE CARTRIDGE FOAM PRE CLEANER BASE PLATE i MENS CO aser CARTRIDGE AIR CLEANER DUAL ELEMENT AIR CLEANER 4 install foam pre cleaner over paper cartridge Reassemble cover and screw down tight NOTE Replace or clean cartridge included with DUAL ELEMENT AIR CLEANER yearly or every 100 hours as described in CARTRIDGE AIR CLEANER Service more often if necessary CLEAN COOLING SYSTEM Gress chaff or dirt may clog the rotating screen and the air cooling system especially after prolonged service cutting dry grass Yearly or every 100 hours whichever occurs first remove the blower housing and clean the areas shown to avoid overspeeding overheating and engine damage Clean more often if necessary CLEAN OUT CHAFF AND DIRT BELT REPLACEMENT The drive belt is located on the left side of the machine To replace worn or slipping belt proceed as follows 1 Remove belt guard 2 Make sure clutch leer is in disengaged position 3 Start at the top of 10 inch pulley and begin removing belt in clockwise direction facing tiller from left side If tension on belt is too great the idler pulley may be pulled downward to relieve pressure on belt 4 Once belt is off 10 inch pulley remove it from smaller pulley 5 Replace belt by reversing sequence of steps above 6 Replace belt guard nuts and thumb screws LUBRICATION WHEELS Lubricate
4. SESSION N avoid possible serious bodily injury when pertrina N N ADJUSTMENTS CLUTCH ADJUSTMENT See Fig 13 Proper clutch adjustment is very important Minor adjustments if needed can be made by using the links on the clutch cable chain only However the friction type clutch may need further adjustment as the V belt stretches Adjust as follows 1 Remove belt guard 2 Loosen 4 engine mount bolts Slide engine forward or backwards as required 3 Unhook clutch cable from load spring 4 Push upward on idler pulley to take all slack from the drive belt Distance between the inside of belt at the idler pulley should be between 2 7 8 and 3 1 8 of an inch 5 Re tighten engine mounting bolts 6 Remove ail the slack from clutch cable and hook spring in proper chain link 7 Check your adjustment by starting the tiller and holding the tines off the ground If the tines turn without any hand pressure on the clutch lever the adjustment is too tight Unhook the clutch load spring and hook into next chain link to lengthen clutch cable If the cable spring on the clutch handle doesn t stretch when you hold the clutch handle all the way in the ad justment is too loose Unhook spring end from chain and hook next link to shorten clutch cable 2 7 87 to 3 1 8 To inside Of Engine Pulley Driven Pulley Beit OMI a Move Engine Forward Or Backward Until Correc
5. caution when changing direction on slopes Do not attempt to till steep slopes Never operate tiller without guards plates or other safety protective devices in place Never operate tiller near glass enclosure automobiles window wells drop off or bystanders Keep children and pets away Do not over load machine capacity by attempting to till ground at too fast a rate Use care when backing Never allow anyone in front of unit Disengage clutch when someone approaches when transporting or when not in use Use only attachments and accessories approved by manu facturer of tiller such as tine ext kit furrow kit tool bar kit etc Never operate tiller without good visibility or light Always be sure of your footing and keep a firm hold on the handles and walk never run MAINTENANCE AND STORAGE ads Follow the recommendations for maintenance described in this manual and engine literature Have a competent service man make a thorough inspection of the tiller before the season begins Check sh bolts engine mounting bolts etc at frequent intervals for proper tightness to be sure equipment is in safe working condition Check that the engine stop circuit is intact Never adjust the machine or change attachments until the engine has been turned off and the spark plug wire disconnected Otherwise it is possible that the engine could start while making an adjustment or repair Af carburetor adjustmen
6. wheels and wheel support shafts once a month or every 40 operating hours with 30 oil Apply oi to axle and hub at back of wheel Spin wheel to allow oil to move into bearing extremely dusty conditions wheels may become tight because of dust in bearing area When this condition occurs remove the wheels Clean axle and wheel bearing surfaces with solvent or emery cloth then oil and reassemble THROTTLE CONTROL CABLE Lubricate contro cable as necessary with 30 oil Apply with a saturated rag or an oil can along the outer surface of the conduit Remove excess oil 10 CLUTCH LEVER PIVOTS Appty a few drops of SAE 30 oil to the ciutch hand lever and idler lever pivots as required to maintain a free and smooth operation of of clutch TRANSMISSION See Fig 5 Fili transmission with machine in normal upright position Fill plug is located on the upper right hand side Use 90 weight gear lube or 50 weight motor oil Capacity is approximately 16 ounces Remove fill plug Remove check piug Fili until check plug hole overflows Replace plugs if excessive oil leakage appears around rotor shaft the seals and shields must be replaced IDLER ARM PIVOTS Lubricate idler arm pivots once a month or every 40 operating hours with 30 oil STORAGE ENGINE CARE TILLER STORAGE 1 If your tiller is to be stored over 30 days the engine should be At the end of the season or if tiller is to be Stored for any l
7. 0 30 40 TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE not available a synthetic may be used having 5W 20 SW 30 or 5W 40 viscosity TO SERVICE AIR CLEANER CARTRIDGE AIR CLEANER Clean cartridge at three month intervals or every 25 hours whichever occurs first NOTE Service more often if necessary 1 Remove knob and cover 2 Remove cartridge by pulling it off of the screw 3 Clean by tapping gently on a flat surface If very dirty replace cartridge or Clean as follows a Wash in a low or non sudsing detergent and warm water solution CAUTION Do not use petroleum solvents such as kerosene to clean cartridge b Rinse thoroughly with flowing water from inside out until water is clear Allow cartridge to stand and air dry thoroughly before using DO CARTRIDGE DO NOT USE PRESSURIZED AIR TO CLEAN OR DRY CARTRIDGE 4 install cartridge then cover and screw knob down securely DUAL ELEMENT AIR CLEANER OPTIONAL ON SOME MODELS Clean and re oil foam pre cleaner at three month intervals or every 25 hours whichever occurs first NOTE Service more often under dusty conditions 1 Remove knob and cover 2 Remove foam pre cleaner by sliding it off of the paper cartridge 3 a Wash foam pre cleaner in kerosene or liquid detergent and water b Wrap foam pre cleaner in cloth and squeeze dry C Saturate foam pre cleaner in engine oil Squeeze to remove excess oil j i
8. 031 2 Wheel 4 359330 2 Wheel Bolt 5 336686 1 Depth Bar 6 130702 1 Rear Support Assembly 7 460312 3 Hair Pin 8 461466 3 Pin 3 8 x 2 1 8 Clevis 9 400184 4 Screw 5 16 18 1 3 4 10 446136 4 5 16 Heavy Lockwasher 443106 4 Nut 5 16 18 Hex Ll MAXIM MANUFACTURING CORPORATION 12 Sebastopol MS 39359 Phone 601 625 7471
9. 18 x 3 4 screws through forward holes and secure with two lockwashers and two nuts Studs Handle 1 gt Figure 3 2 Lead throttle control between handle and support and through opening in handie panel from backside Secure with two round head slot screws two lockwashers and two hex nuts SET UP INSTRUCTIONS 3 Hook spring through hole in clutch lever Slide clutch cable through both guides and hook to lever opposite idler pulley 4 Remove all slack from clutch cable and hook free end of clutch load spring to chain on clutch cable R H Outer Tine R H Inner Tine Clevis Pin Hairpin Figure 4 OUTER TINE ASSEMBLIES See Fig 4 Mount outer tine assemblies with a clevis pin and a hairpin t each NOTE Cutting edge of tines to face direction of rotation FINAL SET UP 1 Now tighten all screws and nuts 2 Fill transmission with unit in upright position See Fig 5 Use 90 wt gear lube or 50 wt motor oil Approx 1 pt b Remove fil plug c Remove check plug d Fill until check plug hole overflows e Repiace plugs Oit Fill Piug DA Oil Lever cd Check Plug Figure 5 3 Remove the engine dipstick and fill crankcase with oil See Fig 5 recommended for specified temperature zone Refer to Main tenance section of this manual 4 Fill the fuel tank Use clean fresh lead free or regular grade automotive gasoline Fili the
10. Figure 8 STARTING PROCEDURE See Fig 8 1 Move throttle control lever to center position 2 Manually open choke Hold the handle with your left hand while pull ing the starter rope with your right Pull the rope out siowly until the engine reaches the start of the compression cycle the rope will pull Slightly harder at this point Then allow the rope to retract fully See Fig 11 Page 8 3 Pull the rope with a continuous full arm stroke Keep a firm grip on the starter handle and let the rope rewind slowly Do not let the han die snap back against the starter 4 Repeat steps No 2 and 3 above until engine starts If engine fails to start after 3 pulls on the rope repeat Step No 1 above as necessary Close choke after engine has responded 5 Asthe engine warms up move the throttle lever to desired position Aliow engine warm up period before operating tiller NOTE A warm engine may start without choking Do not use the choke if engine is hot STOPPING ENGINE _1 Move the throttle control to rear position 2 Push stop switch at spark plug 3 Disconnect the wire from the spark plug to prevent accidental star ting of the machine while it is unattended OPERATION WARNING DANGER Keep hands clear of belt while engine is running SESSION IMPORTANT For safe operation the chain drive must disengage immedi N ately when clutch lever is released If it does not adjust b
11. Tine Shaft 1 1 4 case hardened high carbon steel ground and polished Tine Speed Approximately 78 RPM Maximum This manual is an operating and service guide for the owner We recommend that you read it carefully before operating your vehicle and that you foliow the simple adjustments and maintenance listed We do not recommend that you make major repairs beyond necessary adjustments and simple parts replace ments required to keep your unit in good operating condition For assistance in getting the most out of your unit and for overhaul winter or summer storage tune up and repair ser vice we recommend your Authorized Maxim Dealer who is prepared to help you Wheels non winding forged steel HOW TO ORDER REPAIR PARTS To eliminate error and speed delivery 1 Write your NAME and ADDRESS on your order plainly 2 Explain WHERE and HOW to make shipment 3 Give PRODUCT NUMBER NAME and SERIAL NUMBER that is stamped on the NAME PLATE or SERIAL PLATE of your product 4 Order by QUANTITY DESIRED the PART NUMBER and the DESCRIPTION OF PART 10 x 1 75 Approximate Shipping Weight 5 hp 134 155 5 Send your order to Maxim Mfg Corp Drawer A Sebastopol MS 39359 6 INSPECT ALL SHIPMENTS ON RECEIPT any parts are damaged or missing lile a claim wilh the carrier before accepting 7 Do not return materials to Maxim Mig Corp without a tet ter of explanation Make a list of all returned parts Show
12. adjustment will permit the engine to be started and warmed up before making final adjustment 2 Final adjustment is made with engine running at normal operating speed approximately 3000 RPM without load Close the needle vaive turn clockwise until engine starts to lose speed lean mixture 3 Then slowly open needle valve turn counterclockwise past the point of smoothest operation until engine just begins to run unevenly This mixture should be rich enough for best performance under load 4 Hold throttle in idling position Turn idle speed adjusting screw until fast idle is obtained 1750 RPM Test the engine under full load If engine tends to stall or die out it usually indicates that the mixture is slightly lean and it may be necessary to open the needle valve slightly to provide a richer mixture This richer mixture may cause a slight unevenness in idling TINE ADJUSTMENT The standard tilling width is 26 with both inner and outer tine as semblies mounted Tilling width is 14 with outer assemblies re moved To remove outer tine assemblies from inner tine assemblies remove pin clip from clevis pin Slide clevis pin out and remove outer tine assembly Extension tines provide a tilling width of up to 387 Tarna WARNING DANGER EL any adjustments other than carburetor adjustment engine 8 remove the spark plug wire and place the wire away rom Y the plug to prevent accidental starting
13. e handies will be no ing or rows will run If the soil is extremely hard and dry it may more than an inch or two be advisable to til across the plot on the first digging and then obtain the depth you want by tiiling in the direction the planting will be done OPERATING TIPS To acquire the knack of letting the tiller do the work without ef fort on the part of the operator we offer the following suggestions TRANSPORT f Adjust drag state so the handles are at such a height that your arms To transport tiller from garden to storage area lift the handies hang straight down to contact them Rear wheels should be in up posi until the drag stake is above ground level set the engine throttle tion for deep tillage or ease of turning in confined areas at slow speed and waik the tiller on the tines ADJUSTMENTS WHEEL HEIGHT See Fig 9 amp 10 Wheel position may be adjusted by removing outer pin clip removing clevis pin and sliding wheels forward or rearward as desired CHOKE ENGINE Engine equipped with Manual Choke Move lever as illustrated Figure 11 IDLE SPEED ADJUSTING SCREW THROTTLE CARBURETOR ADJUSTMENTS See Fig 12 Minor carburetor adjustment may be required to compensate for differences in fuel temperature altitude and load 1 To make the initial adjustment close needle valve turn clock wise then open 1 1 2 turns counterclockwise This initial
14. ecome familiar with the operating instructions and safety suggestions in this manual Operate the machine in an open area to get the feel of the machine and its controls WARNING DANGER 7 feet away from tines and belt before and after starting engine To avoid possible serious bodily injury keep hands and STARTING AND STOPPING THE ENGINE Before starting the engine check the machine against the Set Up Instructions to see that it is properly assembled Review the Safely Suggestions and Operating Instructions for safe and proper use of the tiller Pre Start 1 Check the spark plug wire for proper connection on the spark plug 2 Fil the fuel tank with clean fresh regular gasoline from a sealed container 3 Check the oil for proper level See Fig 6 See the Engine Manual for correct grade and quantity of oil to use 4 Make certain ciutch lever is in disengaged position FUEL RECOMMENDATIONS Our engines will operate satisfactorily on any gasoline intended for automotive use DO NOT MIX OIL WITH GASOLINE We recommend the use of clean fresh lead free gasoline Leaded gasoline may be used if lead free is not available A minimum of 77 octane is recommended The use of lead free gasoline results in fewer combustion deposits and longer valve life DO NOT fill fuel tank to point of overflowing Provide approximately 1 4 of tank space for fuel expansion Starter Handie
15. elt and cable tension as described in Adjustment sec 5 tion of this manual Never leave the tiller unattended with the engine running because children might be attracted to Q a running tiller and could be injured if struck by the rota Q ting tines ES 2 Operate the tiller at about three fourths throttle 3 Don t hurry the job proceed at a slow walk give the machine time to do its job LA SLL VASA AA ASADAS A 4 Concentrate on keeping your arms relaxed There is a natural tendency for any beginner to tense up Operation actually takes very little effort Let the tiller do the work OPERATION OF CHAIN DRIVE TILLER 5 When tilling on sloping ground turn the front of the machine up hill to sufficiently counteract the tendency to run down hill 6 For best results operate at reduced throttle settings when the 1 When the ground is hard especially during spring and fall piowing ground is extremely hard or rough place wheels in up position by removing the pin clip from the wheel clevis pin removing the clevis pin and repositioning wheel frame 7 When cuitivating raise the drag stake until the handles are the bar Replace the clevis pin and the pin clip See Fig 9 For proper height as described in Item 1 or set rear wheels in position weeding or cultivating wheels may be left down if you prefer Proceed at a slow walk watching the rotoras it tills along the row 2 Adjust the drag stake for comfortable op
16. ength completely drained of fuel to Prevent gum deposits from forming of time it should be washed To make the job easier use soft on essential carburetor parts fuel filter fuel lines and tank bristled scrub brush to clean wheels and tires A stick can be used to clean dirt from crevices This simple procedure will keep your 2 Run the engine until it Stops from lack of fuel The small amount tiller looking like new for years to come of fuel that remains in the sump of the tank shouid then be removed by absorbing it with a clean dry cloth Refer to engine literature for further engine storage procedures PARTS LIST ILLUSTRATION 1 Rf Te ho eo ta Wo PartNo Quan Description PARTS LIST ILLUSTRATION 2 162026 1 Throttle Control Assembly 2 336677 1 Support L H Nm gt 7 3 336676 1 Support Ref No Part Quan Description E 15 E i Handle Assembly 1 162028 T3 Lever Assembly i 6 130699 1 L H Handle Assembly s 7 130731 1 Cross Brace and Silkscreen Assembly 4 443810 2 Nut 3 8 16 Hex Jam 18 400184 2 Screw 5 16 18 x 3 4 Hex Hd 5 428551 FER 5 400265 1 Screw 3 8 16 x 1 1 2 Hex Hd Cap 402004 2 Screw 6 32 x 3 8 Slot Rd Hd A 344719 1 Lock Nut 5 16 18 Hex 12 448106 2 Lockwasher 6 8 1 Engine Assembly 5 B and S 13 444304 2 Nut 46 32 Hex 14 162041
17. ep in step with machine Do not lag behind or let it pult you so you will not be in full command of the machine 6 Control the direction of the machine by hand pressure on the handle not by fcot pressure on the machine housing 7 Stay alert for hidden hazards and traffic Do not carry passen gers 8 When operating over uneven terrain and slopes use extreme care and make sure of solid and firm footing at all times 9 Exercise special care when operating around objects to prevent 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 the tines from striking them and never deliberately operate over any abject After striking a foreign object stop the engine remove wire from spark plug thoroughly inspect the tiller for any damage and repair the damage before restarting and operating the tiller if the unit should start to vibrate abnormally stop the engine and check immediately for the cause Vibiation is generally a warning of troubie Stop operation when another person approaches Stop the engine whenever you leave the operating position before making any repairs adjustment or inspections Stop the engine whenever leaving the tilier unattended When cieaning repairing or inspecting make certain tines and alt moving parts have stopped Disconnect spark plug wire and keep wire away from plug to prevent accidental starting Do not run engine indoors Exercise extreme
18. eration This is done by 8 TIGHTEN ALL NUTS AND BOLTS PERIODICALLY removing the pin clip from the drag stake clevis pin removing the clevis pin and sliding the drag stake up or down The drag stake should be set so that when it is firmly in the ground and your hands are on the tiller handle your arms hang comfortably with the elbows Slightly bent 3 Move throttle control to center position Start the engine and allow it to warm up then Set the throttle at about half speed After you have become more familiar with the tiller you may want to run the engine a little faster 4 Press down firmly on the handles and then squeeze the clutch lever The tines will begin to turn but the tiller should not move for ward if it does don t pull backwards merely press down harder on Drag Stake the handle When you find the right amount of downward pressure Clevis Pin so that the tines are digging and tiller is nat moving forward release Depth Bar the pressure slightly As you release it you ll notice the tiller beginn ing to move forward Figure 9 The whole tilling operation is controlled by the amount of pres sure you put on the drag stake Do not fight the tiller Stand be TILLING PATTERNS tween the handles and press down to go slower and dig deeper and release the downward pressure to move forward faster JA normal Whenever possible till the soil in the direction in which the plant soil the actual up and down movement of th
19. he handies and tilting the machine slowly from one side to the other Your tiller has been carefully designed in both workmanship and material However by the very nature of ils operation common sense and caution must be employed at all time Read carefully and abide by the safety suggestions below and those under SAPE PRACTICES FOR GARDEN TILLERS page 2 1 Do not place your hands or feet near the tines or belt when the machine is operating 2 Keep the operating machine away from bystanders especially children 3 Attempt no adjustment except carburetor when the engine is running 4 Familiarize yourself with the controls Be sure you know how to stop your machine quickly 5 Hoid the handle with your left hand white pulling the starter rope with your right 6 Never leave the machine when engine is running OPERATION OPERATING CONTROLS THROTTLE CONTROL LEVER See Fig 7 The throttle control fever located on the left side of the handle panel controls engine speed When starting place control lever in center position Then adjust to desired speed To stop engine move throttle control lever to rear position Push Stop switch at spark plug gt a Throttle Control Lever Clutch Lever Figure 7 CLUTCH LEVER See Fig 7 The clutch is disengeged when clutch lever is away from handle grip To engage clutch depress clutch lever to handle OPERATING INSTRUCTIONS Before operating the machine b
20. he area where the equipment is to be used and remove all large stones boards wires and other foreign objects 7 Do not operate machine when barefoot or wearing open sandals Wear strong work type footwear which will improve footing and provide optimum protection Provide leg protection by means of long heavy denim trousers and brogues 8 Check that clutch is disengaged before starting engine 9 Handle fuel with care it is highly fiammabte A Use approved fuel container B Never add fuel to a running engine or hot engine C Fill fuel tank outdoors with extreme care Never fill fuel tank while smoking D Replace gasoline cap securely and wipe up spilled fuel 10 Never attempt to make any adjustments while engine is running except for carburetor mixture 11 Aliow engine sufficient warm up period OPERATION 1 Give complete and undivided attention to the job at hand 2 Familiarize yourself with the controls Be sure you know how to stop your machine quickly Do not start engine until you set machine on ground to be tilled 3 Hold the handle with your left hand while pulling the starter rope with your right Be sure the machine wili not tip or roll during the starting operation 4 Stay clear of the front of self propelled machine during and after starting Do not put hands or feet near rotating tines or belt when machine is operating Once machine is started stand behind it with hands on handles at al times 5 Ke
21. r end of the handles to rear support assembly Each re quires two screws 5 16 18 X 1 1 2 two lockwashers and two nuts Do not tighten nuts at this time lower rear belt guard bracket mounts with same hardware which secures left handle rear moun ting hole 3 Fasten drag stake to rear support assembly positioning stake in front opening and inserting clevis pin 4 Secure clevis pin with hairpin 5 The forward ends of the handle supports align with three holes pro vided on transmission case Attach a clutch cable guide on lower screw of the right hand handle support and a belt guard bracket and washer on upper screw of left hand handie support One screw 1 4 20 X 1 two screws 1 4 20 X 1 1 4 and three hex locknuts are required See Fig 2 6 Attach belt guard to brackets with three thumb screws and three C nuts Belt Guard Thumb Screw 7 Upper Belt Guard i A i i L H Handle A Bracket Aris Pa Lower Belt Guard Bracket Handie Support Clutch Cable Guide Assembly es Figure 2 HANDLE PANEL CLUTCH LEVER AND CABLE AND THROTTLE CONTROL See Fig 3 1 Place rear holes of handle pane over studs on handles Fit rear hole of handle supports over same studs and secure each with a lockwasher and hex nut A clutch cable guide mounts with same hardware as front right mounting hole of handle sup port and handle panel Place two 5 16
22. ssembly 7 359297 2 Bearing Needle 8 359298 1 Bushing 9 359299 2 Washer 10 359300 1 Chain 11 152025 1 Shaft and Sprocket Assembly 12 359303 1 13 359313 AR Washer 14 359314 AR Shim 03 15 359315 AR Shim 02 16 359304 2 Bearing Needle 7 359305 2 Seal Oil 18 359306 2 Shield 19 130696 1 Case Assembly 20 130697 1 L Case Assembly 21 336674 1 Gasket 22 400104 16 Screw 1 4 20 x 1 2 Hex Hd Cap 23 445768 16 Flange Nut 1 4 20 Hex 24 400180 4 Screw 5 16 18 x 1 2 Hex Hd Cap 25 445765 4 Flange nut 5 16 18 Hex 26 401199 3 Screw 5 16 18 x 2 1 2 Hex Hd Cap 27 443106 3 Nut 5 16 18 Hex 28 359312 1 Caplug 29 408883 1 Screw 1 4 x 1 2 Hex Washer Hd 30 359336 1 Washer Rubber Seal 31 359310 1 Plug 32 336680 1 Support 33 162027 1 L H Support Assembiy 34 359311 2 Spacer Front 35 359335 2 Spacer Rear 36 359339 2 Brace 37 400108 3 Screw 1 4 20 x 3 4 Hex Hd Cap 38 445768 3 Flange Nut 1 4 20 Hex 39 130718 1 Siasher Tine Set Complete 40 130705 1 L H inner Tine Assembly 41 130704 1 R H Inner Tine Assembly 42 130707 1 L H Outer Tine Assembly 43 190706 1 R H Outer Tine Assembly 44 161466 4 Pin 3 8 x 2 1 8 Clevis 45 460312 4 Hair Pin No 2 46 455049 2 Washer 41 64 x 3 4 Woodruff No 9 15 ILLUSTRATION 3 ILLUSTRATION 4 PARTS LIST ILLUSTRATION 4 fet No PartNo Guan Deserpion 1 162034 1 Wheel Yoke Assembly 2 443110 2 3 8 16 Locknut 3 162
23. t Measurement 15 Obtained Idler Pulley Figure 13 MAINTENANCE PERIODICAL CHECK 1 Regularly check all bolts and nuts for tightness Bolts marked A must be torqued to 21 ft lbs See Figure 10 2 If the belt begins to bottom out on the engine pulley then replacement of the pulley is needed This is noticeable by the pulley bottom becoming shiny ENGINE OIL See Fig 8 1 Check the oil level before starting the engine and after every five hours of operation Before removing the filler plug clean the area around it to prevent dirt from entering the oil fill hole The engine should be in a level position when checking the oil Remove the filler plug and fill the crankcase with Use a high quelity detergent oil classified For service SC SD SE or MS In temperatures above 40 degrees F use SAE 30 If not available use SAE 10W 30 or SAE 10W 40 Add oil as necessary to keep oil level as indicated in Figure 6 Detergent oils keep the engine cleaner and retard the formation of gum and varnish deposits Nothing should be added to the recommended oil 2 Change the oil after the first five hours of operation and every 25 hours there after Always change oil while the engine is warm Oil may be drained through the oil drain on the bottom of the engine or through the oil fill hole The oil capacity is 20 ounces RECOMMENDED SAE VISCOSITY GRADES F 20 9 20 40 60 80 100 30_ 20 10 0 10 2
24. t is necessary stand to one side and keep feet and hands in the clear while making adjustments Keep engine free from accumulations of grass leaves or ex cessive grease An accumulation of these combustible materials may result in a fire Store gasoline in a safe container Store the container in a cool dry place not in the house or near heating appliances Never store machine with fuel in the fuel tank inside a building where open fiame or spark are present Allow engine lo cool before storing in any enclosure Keep the machine and fuel container in locked storage to prevent children from playing and tampering with them 10 Maximum operating results and safety can only be expected 11 if the machine is maintained and operated correctly Always refer to operator s manual for important details if tiller is to be stored for an extended period SPECIFICATIONS Engine Brigg amp Stratton 4 cycle 5 H P Model No 130202 Type No 0198 05 Air Cleaner Reusable foam element Fuel Tank 3 Quarts Throttle On handle panel Tilling Width 14 tines to 26 standard up to 38 with extension Tilling Depth Up to 12 Handle 14 Gauge seamless tubular steel with braces Clutch Hand controlled belt tightener Frame Ali steel welded and braced Transmission Roller chain and Sprocket sealed and running in oil Tines 147 Slasher self sharpening
25. tank completely DO NOT MIX OIL WITH GASOLINE Oil Lever Cil Filler Plug Drain Plug Figure 6 GENERAL INFORMATION The Maxim Chain Drive is the most versatile power unit ever developed for the home gardener and does a soil preparation job second to none so a few minutes spent in studying the following instructions will pay many dividends The tiller will dig deeper and move forward siower by pushing down on the handles and it will go ahead faster but at a shallower depth by raising up on the handles The speed of the rotors is con trolled by the use of the throttle To control the depth of tilling the tiller must be operated with both the proper throttle speed and correct up and down hand pres sure on the handles Raising up means going forward This action releases the grip of the drag stake in the soil allowing the tiller to progress ahead Pushing down means slowing down or even standing still This directs the drag stake into the soil thus hold ing the tiller back Adjust throttle for desired speed of rotors When a person is first learning the proper use of the tiller it is not unlikely that he will encounter an uneven or buckling action in the operation of the machine A little practice will accustom the operator on how to overcome this Never push on the machine if it has dug itself in to a depth of six to ten inches in order to get it to move forward This is accomplished by slightly raising up on t
26. your name and address and include it with the shipment TRANSPORTATION CHARGES MUST BE PREPAID Minimum parts order 5 00 A current parts price quotation is available upon request from Maxim Mfg Corp CONTENTS ADJUSTMENTS lsa AL GENERAL INFORMATION DE HOW TO ORDER REPAIR LUBRICATION MAINTENANCE OPERATION PARTS LIST 44 os SAFE PRACTICES FOR INSTRUCTIONS SET UP 5 STORAGE PARTS ig 9 10 4 6 7 11 16 45 10 SET UP INSTRUCTIONS UNPACKING Do not attempt to lift the tiller from the carton After opening the top cut ail four corners and lay the sides flat on the floor or working space Take out all unassembled parts bag of parts and protective packing Be careful not to kink the contro cables DEFINITION OF DIRECTIONS As used throughout this manual the following definitions apply Right and Left refer to the operator s right and left when standing behind the machine in the normal operating position Forward and Rearward likewise refer to directions from the viewpoint of the operator Clevis Pin gt Hairpin gt Rear Support Assembly Orag Stake Figure REAR SUPPORT ASSEMBLY HANDLES HANDLE SUP PORTS DRAG STAKE AND BELT GUARD See Figs 1 and 2 1 Place rear support assembly on frame 2 Attach lowe
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