Multiquip GX390K1SM32 manual Forward and Reverse Travel Adjustment, Vibration Clutch Adjustment

FORWARD AND REVERSE TRAVEL ADJUSTMENT

1.If neutral position for forward and reverse travel has been displaced, conduct the neutral adjustment.

2.If roller travels forward with the ball of ball plunger remaining in V slot of the guide, loosen M8 bolt and slide the slide plate slightly toward the engine. If the roller travels backward, slide the plate towards side plate (Figure 31).

Plunger Guide

Slide Plate

M8 Bolt

Figure 31. Adjustment of Neutral Position

3.With M8 bolt tightened, start engine and check the neutral for forward and reverse. If still displaced, repeat the procedure.

4.If neutral position of forward/reverse lever has been displaced, use the turn buckle located on the oil pump side of forward/reverse cable.

VIBRATION CLUTCH ADJUSTMENT

1.Move vibration lever to the OFF position.

2.Loosen the front and rear nuts at the end of vibration clutch cable (Figure 32).

3.Turn in the nut on the front side again and at the position that release fork starts to move, turn in the nut by one or two threads. Lock it a this position together with the rear nut.

Rear Nut

Fork

Front Nut

Figure 32. Vibration Clutch Adjustment

MRH800GS — MAINTENANCE

CAUTION:

NEVER attempt to check the V-belt with the en- ginerunning.Severeinjurycan occurifyourhand gets caught between the V-belt and the clutch (Figure 33). Always use safety gloves.

CLUTCH

PULLEY

VIBRATOR

PULLEY

Figure 33. V-Belt Hazard

CAUTION :

Excessive turning of front nut may cause the sliding engagement of clutch to take place or no vibration takes place even when vibration lever is engaged.

On the other hand, insufficient turn may cause sliding engagement of clutch even when the vibration lever is placed in the OFF position or for vibration to remain engaged.

HYDRAULIC SYSTEM INSPECTION AND SERVICE

1.Check motor and pump for any damage.

2.Check hoses and pipes for proper tightness and make sure there are no leaks.

3.Check nylon tubes for hydraulic oil intake and drain. Retighten brass nut if loose and if a leak is detected. If leak continues after retightening, replace nylon tube, nut and sleeve.

4.Check oil tank for proper oil level using the hydraulic system oil level gauge (See Figure 7). Make sure hydraulic oil has not whitened or emulsified.Whitish color means aeration in pump.Retighten pipe and correct level of oil.Emulsification means water in the hydraulic oil. Replace the oil.

MQ-MIKASA MRH800GS ROLLER — OPERATION AND PARTS MANUAL — REV. #5 (05/27/08) — PAGE 31