background image

17

SERVICE  AND ADJUSTMENTS

LESS 
TEN SION

ENGINE
PULLEY

IDLER
PULLEY

TRANS MIS SION 
PULLEY

CABLE CLIP
SCREW

DRIVE
CONTROL
CABLE

MORE
TEN SION

5/8"

EXTENSION
SPRING

TO REMOVE BELT GUARD (See Fig. 27)

NOTE

:  For ease of removal, remove hairpin clip and clevis  

pin from left wheel.  Pull wheel out from tiller about 1 inch 
(2.5 cm).
•      Remove screws from side of belt guard.
•      Remove hex nut and washer from bottom of belt guard 

(located behind wheel).

•      Pull belt guard out and away from unit.
•      Replace belt guard by reversing above procedure.

BELT GUARD

SCREW

HAIRPIN CLIP AND
CLEVIS PIN

HEX NUT AND 
WASHER
(LOCATED 
BEHIND TIRE)

FIG. 27

FIG. 28

SCREW

  TO REPLACE GROUND DRIVE BELT (See 
Figs. 27 and 28)

•         Remove belt guard as described in “TO REMOVE BELT 

GUARD”.

•      Remove old belt by slipping off engine pulley fi rst then 

remove from transmission pulley.

•     Place new  belt in groove of transmission pulley and 

into engine pulley.  BELT MUST BE IN GROOVE ON 
TOP OF IDLER PULLEY.  NOTE POSITION OF BELT 
TO GUIDES.

•      Check belt adjustment as described below.
•      Replace belt guard.
•     Reposition wheel and replace clevis pin and hairpin 

clip.

  GROUND DRIVE BELT ADJUSTMENT (See 
Fig. 28)

For proper belt tension, the extension spring should have 
about 5/8 inch (16 mm) stretch when drive control bar is 
in “EN GAGED” position. This tension can be attained as 
fol lows:
•     Loosen cable clip screw securing the drive control 

cable.

•     Slide cable forward for less tension and rearward for 

more tension until about 5/8 inch (16 mm) stretch is 
obtained while the drive control bar is engaged.

•      Tighten cable clip screw securely.

Summary of Contents for MXR500

Page 1: ...ge Troubleshooting Repair Parts OWNER S MANUAL 195557 Rev 1 11 15 04 TR PRINTED IN U S A MODEL NO MXR500 96092000200 5 5 HP 17 Inch Tiller For Parts and Service contact our authorized distributor call...

Page 2: ...ever allow adults to operate the equipment without proper instruction Keep the area of operation clear of all persons par ticularly small children and pets PREPARATION Thoroughly inspect the area wher...

Page 3: ...ed Regular Oil API SG SL SAE 30 Above 32 F 0 C Capacity 20 oz 0 6L SAE 5w 30 Below 32 F 0 C Spark Plug Champion RC12YC Gap 030 0 76mm IMPORTANT THIS UNIT IS EQUIPPED WITH AN INTERNAL COMBUSTION ENGINE...

Page 4: ...en assembled at the factory with the exception of those parts left unassembled for shipping purposes To ensure safe and proper operation of your tiller all parts and hardware you assemble must be tigh...

Page 5: ...s lowered into position FIG 3 GEARCASE NOTCH HANDLE LOCK HANDLE ASSEMBLY HANDLE ASSEMBLY UP POSITION FIG 5 handles_34 LOCKNUT PIVOT BOLT HANDLE BASE REAR CARRIAGE BOLT GEARCASE SLOT HANDLE LOCK LEVER...

Page 6: ...VE TILLER FROM CRATE Make sure shift lever indicator is in N position See Fig 7 Tilt tiller forward by lifting handle Separate cardboard cover from leveling shield Rotate tiller handle to the right an...

Page 7: ...COIL STARTER HANDLE OUTER SIDE SHIELD LEVELING SHIELD DRIVE CONTROL BAR THROTTLE CONTROL FIG 8 MEETS ANSI SAFETY REQUIREMENTS Our tillers conform to the safety standards of the American National Stand...

Page 8: ...forward and backward until are able to shift gears DRIVE CONTROL BAR ENGAGED POSITION THROTTLE CONTROL HANDLE DEPTH STAKE See Fig 10 The depth stake can be raised or lowered to allow you more versatil...

Page 9: ...NNELS OPERATION CHECK ENGINE OIL LEVEL See Fig 12 The engine in your unit has been shipped from the factory already filled with SAE 30 summer weight oil With engine level clean area around oil filler...

Page 10: ...e tine shaft with shear pins See TINE REPLACEMENT in the Service and Adjustments section of this manual If the tiller is unusually overloaded or jammed the shear pins are designed to break before inte...

Page 11: ...ve the ground in rough condition promoting no further growth of weeds and grass See Fig 15 ADJUST WHEELS FOR CULTIVATING See Figs 16 and 17 Place blocks under right hand side of tiller and remove hair...

Page 12: ...ine operation Check for loose fasteners LUBRICATION Keep unit well lubricated See LUBRICATION CHART MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERVICE Check Engine Oil Level Change Eng...

Page 13: ...engine damage from running low on oil Change the oil after every 25 hours of operation or at least once a year if the tiller is not used for 25 hours in one year Check the crankcase oil level before...

Page 14: ...n the engine and transmission are hot We do not recommend using pressurized water garden hose etc to clean your unit unless the gasket area around the transmission and the engine muffler air filter an...

Page 15: ...ounting tires un lessbeadsareseated overinflationcan cause an explosion Maintain 20 PSI 1 4 kg cm2 of tire pressure If tire pressures are not equal tiller will pull to one side Keep tires free of gaso...

Page 16: ...FIG 25 To maintain the superb tilling performance of this machine the tines should be checked for sharpness wear and bending particularly the tines which are next to the transmission If the gap betwe...

Page 17: ...8 Removebeltguardasdescribedin TOREMOVEBELT GUARD Remove old belt by slipping off engine pulley first then remove from transmission pulley Place new belt in groove of transmission pulley and into engi...

Page 18: ...up until it touches high speed stop and hold in this position Tighten cable clamp screw securely TO ADJUST CARBURETOR Thecarburetorhasbeenpresetatthefactoryandadjustment should not be necessary Howeve...

Page 19: ...pect and replace belts if necessary See belt re placement instructions in the Service and Adjustments section of this manual Lubricate as shown in the Maintenance section of this manual Be sure that a...

Page 20: ...k and clean 9 Spark plug wire loose 9 Connect and tighten spark plug wire 10 Dirty engine air screen 10 Clean engine air screen 11 Dirty clogged muffler 11 Clean replace muffler 12 Carburetor out of a...

Page 21: ...rranty does not apply to any product which has been subjected to alteration misuse abuse improper assembly or installation delivery damage or to normal wear of the product 5 Exclusions Excluded from t...

Reviews: