© 2007 ICS, Blount Inc.
F/N 518537 Oct 07
TITLE
603GC SERVICE MANUAL
80
26
This section covers testing the
crankcase for leaks. A leak in
the crankcase can cause the
engine not to run.
26.1 Install the intake seal flange.
A Plug cylinder pulse tube.
26.2 Install the exhaust seal flange.
26.3 Block one of the flange tubes with
a rubber plug.
26.4 Install the pressure gauge and bulb.
26.5 Pressurize the crankcase to
7 psi (0.5 bar).
26.6 If the pressure does not remain
the same, use soapy water to
find the leak.
NOTE:
It is recommended that this
test be performed after an
engine rebuild.
26. CRANKCASE LEAKS
Summary of Contents for 603GC
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