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WEICHAI WP12 - Page 44

WEICHAI WP12
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39
8
MOVING
ELEMENT
7
CONROD BIG END
BEARING
I R
8 CONROD I I
9
CRANK CASE
- CAM SHAFT
- CRANK
SHAFT - GEAR
TRAIN
1
MAIN BEARINGS &
THRUST BEARINGS
R
2 CAM BUSH BEARING R
3
BEARINGS RELATED
TO GEAR TRAIN
R
4 OIL SEALS R R
5 TAPPET I I
6 CAM SHAFT I
7 CRANK SAHFT I
8 CAM & IDLE GEAR I
9 ROLLER BEARING R
10 FASTNERS I
10
OTHERS SUB
ASSEMBLIES
1 FAN BELT M M R R R R
2
BELT TENSIONOR
PULLEY
R R
3
FLEXIBLE HOSES AND
CLAMP
C C C C C R R
4
SET OF O RINGS AND
GASKETS
REPLACE EVERY TIME WHEN REMOVED
5 STARTER MOTOR M M M M I&S I&S
6 ALTERNATOR M M M M I&S I&S
7 DISPLAY MONITOR M M M M I&S I&S
8 WIRE HARNESS M M M M I&S I&S
9
FUEL SHUT OFF
SOLINOID
M M M M I&S I&S
10
ENGINE STOP
SOLINOID
M M M M I&S I&S
11 VIBRATION DAMPER M M M M I&S I&S
12 GAS OIL SEPARATOR C C C I&S
Table 5.2
Replacement period of engine oil varies according to the operating
conditions as below.
Normal operating condition (the above-listed is normal operation condition, when the oil consumption
is normal): the ambient temperature is normal, and fuel with sulfur content lower than 0.5% (by
weight) is used. Adverse operating condition (oil consumption is high):
1. In tropical climate or cold zone (temperature exceeds +30° or lower than -10°), the oil
drain period shall be half of that un der normal operation condition.
2. When sulfur content of fuel with is 0.5~1.5%, the oil drain period shall be half of that under
normal operation condition.
3. In adverse operating condition with A+B, the oil drain period shall be one fourth of that
under normal operation condition.

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