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PAGE 22 — MRH800DS2 VIBRATORY ROLLER • OPERATION AND PARTS MANUAL — REV. #1 (04/12/11)
INSPECTION
BEFORE STARTING
1. Read safety information at the beginning of manual.
2. Remove dirt and dust, particularly in the engine cooling
air inlet, carburetor and air cleaner.
3. Check the air fi lter for dirt and dust. If air fi lter is dirty,
replace air fi lter with a new one.
4. Check carburetor for external dirt and dust. Clean with
dry compressed air.
5. Check fastening nuts and bolts for tightness.
6. Understand the geographical features and regulations
of the job site.
ENGINE OIL CHECK
1. To check the engine oil level, place the machine on
secure level ground with the engine stopped.
2. Remove the fi ller dipstick from the engine oil fi ller hole
(Figure 5) and wipe clean.
Figure 5. Engine Oil Level
3. Insert and remove the dipstick without screwing it into
the fi ller neck. Check the oil level shown on the dipstick.
4. If the oil level is low, fi ll to the edge of the oil fi ller hole
with the recommended oil type (Table 4). Maximum oil
capacity is 1.16 quarts (1.1 liters).
Table 4. Oil Type
Season Temperature Oil Type
Summer 25°C or Higher SAE 10W-30
Spring/Fall 25°C~10°C SAE 10W-30/20
Winter 0°C or Lower SAE 10W-10
CHECKING THE HYDRAULIC SYSTEM
1. Check the oil tank level gauge (Figure 6). Oil level
should be at the middle indication of the gauge or
higher. Fill as required.
Figure 6. Hydraulic System Oil Level Gauge
2. Check the surroundings of the oil tank, hydraulic pump
and motor for oil leakage.
CHECKING THE V-BELT
1. Remove the 2 bolts, one on each side of the center
cover, with a #13 socket wrench. Open the center cover
of the machine and support it with the strut by inserting
its end to the hole in the base (Figure 7).
Figure 7. Checking V-Belt Tension
2. Check V-belt for proper tension. Insuffi cient tension
causes weak vibration.
LEVELS SHOULD BE
MIDDLE OF GAUGE
OR HIGHER
DANGER
ALWAYS keep hands and fi ngers away
from pinch points. DO NOT allow anyone
to reach in on dangerous sections of the
machine to avoid any accidents.
CENTER
COVER
STRUT
V-BELT