Engine Oil Level Inspection - Yamaha RX10H Service Manual

COMPRESSION PRESSURE MEASUREMENT/

ENGINE OIL LEVEL INSPECTION

Measurement steps:
S Turn the main switch to "ON".
S With the throttle wide open, crank the engine
until the reading on the compression gauge
stabilizes.
WARNING
To prevent sparking, ground all spark plug
leads before cranking the engine.
NOTE:
The difference in compression pressure be-
tween cylinders should not exceed 100 kPa (1
2
kg/cm , 14.2 psi)
6. Install:
S Spark plug
Spark plug:
13 Nm (1.3 mSkg, 9.4 ftSlb)
ENGINE OIL LEVEL INSPECTION
1. Inspect:
S Engine oil level
CAUTION:
Do not run the engine with too much or not
enough oil in the oil tank. Oil could flow into
the intake silencer and the engine could be
damaged.
Inspection steps:
S Place the snowmobile on a level surface and
apply the parking brake.
S Start the engine, warm it up for 10 X 15 min-
utes, and then turn off.
S Disconnect the oil level gauge coupler.
CAUTION:
Disconnect the oil level gauge coupler be-
fore removing the oil level gauge. Otherwise
the lead can twist and become severed.
S Remove the oil level gauge, wipe it clean, in-
sert it back into the filler hole (without screwing
it in), and then remove it again to check the oil
level.
2-20
INSP
ADJ