Checking The Engine Oil Level - E-TON Yukon II Service Manual

MEASURING THE COMPRESSION PRESSURE/

CHECKING THE ENGINE OIL LEVEL

a
1
b
a. Set the main switch to "ON".
b. With the throttle wide open, crank the
engine until the reading on the compression
gauge stabilizes.
WARNING
To prevent sparking, ground the spark plug
lead before cranking the engine.
c. If the compression pressure is above the
maximum specification, check the cylinder
head, valve surfaces and piston crown for
carbon deposits.
Carbon deposits → Eliminate.
d. If the compression pressure is below the
minimum specification, squirt a few drops of
oil into the cylinder and measure again.
Refer to the following table.
Compression pressure
(with oil applied into the cylinder)
Reading
Higher than
without oil
Same as without oil
7. Install:
• spark plug
8. Connect:
• spark plug cap
CHECKING THE ENGINE OIL LEVEL
1. Place the machine on a level surface.
2. Check:
• engine oil level
Oil level should be between the maximum
a mark and minimum
Oil level low → Add oil to the proper level.
TIP
Do not screw the dipstick
the oil level.
3 - 14
CHK
ADJ
Diagnosis
Pistonring(s) wear or
damage → Repair.
Piston, valves, cylinder
head gasket or piston
possibly defective →
Repair.
11 Nm (1.1 m kg, 8.0 ft Ib)
• •
b mark.
1 in when checking