Check The Exhaust System - Genie GTH-636 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST B PROCEDURES
4 Attach a lifting strap from an overhead crane to
the boom. Support the boom. Do not apply any
lifting pressure.
5 Remove all engine covers, hydraulic tank
covers and chassis covers.
Crushing hazard. Death or serious
injury could result if the boom
should unexpectedly fall while
working underneath the boom. Do
not stand or work beneath a boom
that is not properly supported.
6 Inspect the following areas for burnt, chafed,
corroded, pinched and loose wires:
· Engine
·Transmission
· Manifolds
·Chassis
7 Inspect for a liberal coating of dielectric grease
in all connections between the engine,
transmission and the operator's compartment.
8 Install all covers removed in step 5.
9 Remove the lifting strap from the overhead
crane.
10 Start the engine and lower the boom to the
stowed position. Turn the machine off.
3 - 18 GTH-636 • GTH-644 • GTH-842 • GTH-844 • GTH-1048 • GTH-1056
B-3

Check the Exhaust System

Note: Genie requires that this procedure be
performed every 250 hours or quarterly, whichever
comes first.
Maintaining the exhaust system is essential to
good engine performance and service life. Running
the engine with a damaged or leaking exhaust
system can cause component damage and unsafe
operating conditions.
Bodily injury hazard. Do not
inspect while the engine is
running. Remove the key to
secure from operation.
Bodily injury hazard. Beware of
hot engine components. Contact
with hot engine components may
cause severe burns.
1 Remove the center engine cover and set aside.
2 Open the right side engine access cover.
3 Be sure that all fasteners are tight.
4 Inspect all welds for cracks.
5 Inspect for exhaust leaks; i.e., carbon buildup
around seams and joints.
6 Close the right side engine access cover. Install
the center engine access cover.
June 2007
REV B
Part No. 97487