MQ-MIKASA MDR-9D VIBRATORY ROLLER — OPERATION AND PARTS MANUAL — REV. #0 (12/17/03) — PAGE 27
HYDRAULIC OIL CHECK
1. Check for any oil leakage from the hoses and joints daily.
2. Check hydraulic oil level every 4 to 5 hours after starting
operation.
3. After one week of operation, check hydraulic level twice a
day .
4. After two weeks of operation, check hydraulic level once a
day .
5. Replace hydraulic oil after first 200 hours and in every 1,000
hours of operation.
REPLACING HYDRAULIC OIL
1. Change the hydraulic oil every 1,000 to 1,500 hours of
operation. Change the hydraulic oil more often in high
ambient temperature operation.
2. Remove the drain plug and hose tank and drain the hydraulic
oil.
3. Reinstall the drain plug to the oil tank.
4. Open the tank cap (Figure 34) and fill tank with hydraulic oil.
(Capacity: About 4.5 gallons). Use
Shell Tellus Oil #46
or
equivalent.
5. After filling tank, tighten the tank cap firmly with a wrench.
Figure 34. Hydraulic Oil Change
MDR-9D — MAINTENANCE
VIBRATION CLUTCH ADJUSTMENT
1. Remove the protective cover from the clutch by removing
the 4 allen screws.
2. Pull out the stop key and turn to the release position (Figure
33).
3. Viewing the clutch from the shifter-pulley side: if the clutch
nut is turned to the right, the clearance between the adjusting
and pressure plate decreases as the amount of torque
increases. Normal adjustment is from 1 to 2 notches.
4. Make sure that the shifting lever is not too stiff. Lever should
engage with moderate pressure.
5. After adjustment, return the stop key to the locked position.
Figure 32. V-Belt Hazard
CLUTCH
PULLEY
VIBRATOR
PULLEY
CAUTION:
NEVER attempt to check the V-belt with the
engine running. Severe injury can occur if your
hand gets caught between the V-belt and the
clutch (Figure 32). Always use safety gloves.
Figure 33. Clutch Adjustment
Make sure hydraulic oil is at a normal safe
operating level. DO NOT over fill.
CAUTION:
CAUTION:
Make sure that dust , water, and other foreign
objects do not enter tank. It is recommended to
filter the oil through a cloth.