d. If pressure drops below min. value:
(i) Drop some oil to active cylinder.
(ii) Measure the pressure again
Compressing force (The machine oil has been
filled in the cylinder)
Compressure read
Reason
Read is higher
Piston or ring is
than filling before
worn/damaged
Read is equal when
Piston ring, throttle,
no oil
cylinder head,washer
may be damage
Read is over max value Check if cylinder head
throttle surface or
piston top end are
carbon laydown
4. Remove pressure gauge
5. Mount spark plug, torque of mount equals
17.5N·m
(XI) Inspection of oil quantity of engine
CAUTION:
No foreign matter in crankcase
1. Place vehicle on flat ground
2. Check engine oil quantity and fill it if it is
inadequate.
Inspection steps:
a. Pre-heat then turn off engine after several
minutes. Return the machine oil into crankcase
after waiting ten minutes.
67
Summary of Contents for WD250U
Page 1: ...WD250U Service Manual For any questions please contact Baja Motorsports at 888 863 2252 ...
Page 23: ... II Wiring diagram 1 23 ...
Page 24: ... III Wiring diagram 2 24 ...
Page 25: ... IV Wiring diagram 1 25 ...
Page 31: ...Section 8 Lubrication I Lubrication oil way 31 ...
Page 120: ...119 ...