b. Start the engine, allowing it to heat to normal
e. The compression test is as folows:
(2) Place a suitable cylinder compression
tester in the spark plug hole and crank the
engine with the starter.
(3) The compression gage reading should be
from 80 to 85 psi.
(5) Test the remaining cylinders in a similar
175. Muffler and Pipe
Remove the exhaust pipe and
b. Cleaning and Inspection.
Figure 99. Valve cover assembly, removal and
(3) Inspect the bypass line for cracks, breaks,
breaks, bends, burned out condition, and
and other damage. Replace defective
other damage. Replace defective muffler
and exhaust pipe.
174. Valve Adjustment
a. Remove the valve covers from the engine
Figure 100. Crane engine, valve adjustment.