TeSTING THe Fuel SHuT-oFF SoleNoId
1. Remove the spark plug wires from each spark plug to
prevent accidental starting of the engine.
2. Check for 12 volts DC at the solenoid terminal.
See Figure 3-11.
a. Place one hand on the fuel solenoid and turn the ignition
switch to the run position. You should be able to feel the
solenoid actuate as well as hear an audible click. Replace
the solenoid if it does not actuate.
3. I f t h e s o l e n o i d i s o p e n i n g p ro p e r l y, p ro-
c e e d t o " T E S T I N G A N D R E PA I R I N G L P G
VAPORIZER/REGULATOR".
4. Reconnect the spark plug leads when finished
12 VOLT WIRE
Figure 3-11. LPG Solenoid Valve
dISASSeMblY ANd ASSeMblY oF
lPG SoleNoId vAlve
If the solenoid valve is removed for cleaning or replacing
the filter, it is recommended that the special synthetic sealing
gaskets be replaced. When installing new sealing gaskets,
they should be lubricated using an O-ring lubricant.
do NoT
re-uSe o-rINGS!
For improving the functional features and lifetime of the sole-
noid, it is recommend that the gaskets and filter be replaced
after about two years of operation.
RESEVOIR BOLT
COIL BOLT
COIL SPOOL
SEALING GASKET
SEALING GASKET
SEALING GASKET
SEALING GASKET
Figure 3-12. LPG Solenoid Valve Torque and
Lubrication Points
NOTE: For correct solenoid valve fitting, it is essential
that the following torque values be observed:
1
Coil Bolt
7.85 Nm (70 in. lbs.)
2
Reservoir Bolt
11.8 Nm (104 in. lbs.)
3
Coil Spool:
16.6 Nm (147 in. lbs.)
TeSTING ANd rePAIrING lPG
vAPorIzer/reGulATor
SPECIAL EQUIPMENT REQUIRED:
1. Air pressure at 100 psi, and air pressure gauge 0-15 psi,
with connecting hose and fittings to attach to the 1/8”
NPT female pipe connection.
2. Liquid leak detector to check for leaks (recommended).
REPAIR KIT CONTENTS:
(Refer to Parts Manual for specific part numbers.)
Pin, Pivot, Secondary Reg Lever
Lever, Assembly Reg Secondary
Diaphragm, secondary
Assembly. Diaphragm, primary
Assembly, Lever, Primary
Pin, Pivot, Primary
3-5
SeCTIoN 3: CArbureTIoN ANd Fuel SYSTeM
3
Summary of Contents for GTH760
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