Replace The Spark Plugs And Spark Plug Wires - Gm Models - Genie GS-3384 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST C PROCEDURES
Result: The indicator light will come on.
4 Start the engine and allow the engine to run
until the fuel in the LPG supply hose is used
and the engine stops.
In extreme cold conditions,
20°F / -6°C and below, the
machine should be started on
gasoline, then switched to LPG.
5 Release the latches on the engine tray and fully
slide the engine tray out.
6 Insert a 6 inch / 15 cm screwdriver or rod into
the engine tray lock hole, located near the
engine tray roller wheels, to prevent the engine
tray from moving.
7 Locate the LPG filter.
The LPG filter is attached to the
LPG solenoid and located next to
the oil filler cap.
8 Tag and disconnect the LPG supply hose from
the LPG filter. Cap the fitting.
9 Remove and discard the LPG filter.
10 Install and tighten the new LPG filter. Torque to
27 ft-lbs / 37 Nm.
11 Install and tighten the LPG supply hose. Torque
to 27 ft-lbs / 37 Nm.
12 Turn the manual LPG shutoff valve to the
position and check for leaks.
An LPG detector may be
necessary to locate LPG leaks.
3 - 42
C-9
Replace the Spark Plugs and
Spark Plug Wires - GM Models
Periodic replacement of the spark plugs is
essential to good engine performance and
service life. Worn, loose or corroded spark plugs
will cause the engine to perform poorly and may
result in component damage.
1 Release the latches on the engine tray and fully
slide the engine tray out.
2 Insert a 6 inch / 15 cm screwdriver or rod into
the engine tray lock hole, located near the
engine tray roller wheels, to prevent the engine
tray from moving.
3 Tag and disconnect the spark plug wires from
the spark plugs by grasping the handle on the
spark plug boot. Do not pull on the plug wire.
4 Using compressed air, blow out any debris
OPEN
around spark plugs.
5 Remove all the spark plugs from the engine.
6 Adjust the gap on each new spark plug.
7 Install the new spark plugs and torque
to 18 ft-lbs / 24 Nm.
8 Install the new spark plug wires. Be sure that
each spark plug wire is attached to the correct
spark plug.
GS-3384
September 2005
Engine specifications require that
this procedure be performed every
800 hours or annually, whichever
comes first.
Perform this procedure with the
engine off.
For accurate installation of the
new spark plug wires, replace the
spark plug wires one at a time
following the routing of the original
spark plug wires.
Part No. 82259
REV C