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ROTARY MOWER

SERVICING MANUAL

WWW.MASPORT.COM

567441.A.4

Содержание ROTARY MOWER

Страница 1: ...ROTARY MOWER SERVICING MANUAL WWW MASPORT COM 567441 A 4...

Страница 2: ...eed Models 8 REPLACING DRIVE BELTS ON ROLLER DRIVE MODELS 9 Servicing Chains On Roller Drive Models 10 REPLACING DRIVE BELTS ON FRONT WHEEL DRIVE MODELS 10 REPLACING DRIVE BELTS ON SYNCHRO CLUTCH TRAN...

Страница 3: ...ailed above To gain access to the control box for type B throttle controls as fitted to MSV models remove the four screws from under the throttle mount that hold the two halves of the mount onto the h...

Страница 4: ...the top end of the new cable up through the housing aperture Attach its lower end to the gearbox by hooking the cable spring onto the gearbox clutch lever dropping the wire through its slot and slidin...

Страница 5: ...ere a smaller diameter thus increasing the speed of the gearbox input shaft and raising the travel speed WARNING When the idler tension is released the pulley can return to its full diameter only if t...

Страница 6: ...plexity of the belt drive system Adjusting the belt tension if there is an adjustable idler pulley Some mowers have fixed belt idler pulleys to guide the belt around obstructions These fixed idlers ca...

Страница 7: ...ts fastening nut and slide it to slacken the belt as far as possible 6 Remove the left rear wheel hub cap undo the wheel retaining nut and pull off the washer the wheel and the plastic dust cover Tip...

Страница 8: ...gage with the V of the belt in the usual way Move the lever of the variable speed control fully into the SLOW position 6 Remove the fastening nut from the bottom of the idler pulley stud and withdraw...

Страница 9: ...mower upright add oil and fuel and test run 25 Adjust the variable speed cable length as described in VARIABLE SPEED PROPULSION CONTROL ADJUSTMENT above 26 Re fit the gearbox cover plate Replacing Dri...

Страница 10: ...l three engine mounting bolts and remove the two on the right of the mower The engine can then pivot around the other bolt to slacken the belt Fit the new belt and replace the engine bolts if necessar...

Страница 11: ...er housing Tensioning spring Mounting bracket stopper 6 Rotate the gearbox around the rear axle to loosen the belt remove the old V belt and fit the new one in Re fit the mounting bracket stopper adju...

Страница 12: ...age the crankshaft Or lose the Woodruff key if it comes off with the driver assembly 3 Slacken the gearbox clamp screw shown below with left rear wheel removed and rotate the gearbox around its output...

Страница 13: ...x output shaft while the outside of the sleeve carries the plastic pivot bushes on which the axle assembly rotates as the cutting height is altered There are two different methods for mounting the rea...

Страница 14: ...that hold the axle assembly to the mower To get easier access to the fixing screws adjacent to the gearbox remove the pinion and pawl on the left side of the mower and then move the circlip the one wh...

Страница 15: ...arbox will now be completely free from the axle assembly If the assembly is the type fastened to the housing by flanged steel cups these will be hanging on the pivot bushes Take note of their position...

Страница 16: ...well clear of the chain 3 Remove the connecting link of the primary chain so that the chain can be taken off If you prefer not to remove the connecting link remove the circlip holding the upper sproc...

Страница 17: ...to the side plate of the front axle assembly and disconnect the rod from the assembly 6 The drive unit is held in place by flanged steel cups with fastening screws through the mounting brackets Tip So...

Страница 18: ...w 4 Apply a little grease to the crankshaft and fit the woodruff key Slide the driver assembly onto the crankshaft taking care not to dislodge the key 5 Either sharpen and balance or replace the grass...

Страница 19: ...s pan head screws 6 And tighten the fine tune adjustment M5 bolt and nut ADJUSTING M5 BOLT 7 Fit cover back with M5 x 10 Phillips pan head screws as shown above PERIODIC MAINTENANCE CHECKS ADJUSTING M...

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