GMC 1976 ZEO 6083 Maintenance Manual page 760

24F- 6 LP GAS
SYSTEM
LIQUID LEVEL OUTAGE VALVE
REMOVAL (FIGURE 8)
1 . Empty tank. Refer to WARNING at the be-
ginning of this section.
2. Remove outage valve.
3. Inspect valve seat .
4. If valve seat is defective replace with a new
valve .
INSTALLATION
1 . Position stop fill dial over adapter and thread
valve into adapter. Tighten with fingers.
2 . Fill tank.
VAPOR POL VALVE (FIGURE 8)
REMOVAL
1 . Empty tank. Refer to WARNING at begin-
ning of this section .
2. Remove valve handle securing screw. Remove
handle (See figure 10).
3. Remove valve stem (See figure 10).
4. Inspect seals. Replace stem if necessary.
INSTALLATION
1 . Install valve stem . Tighten securely .
2. Replace handle and securing screw.
3 . Fill tank.
The regulator is adjustable . Refer to "On-Vehicle
Adjustment-Regulator" earlier in this section.
REMOVAL
REGULATOR
1 . Turn off gas at the tank (See figure 9).
2. Remove hose assembly from regulator.
3. Remove regulator from POL valve.
IMPORTANT: The connector attaching the
regulator to the vapor POL valve is left-hand
threaded (See figure 9).
INSTALLATION
Figure 9-Regulator Attachment
1 . Install regulator to POL valve.
IMPORTANT :
The connector attaching the
regulator to the vapor POL valve is left-hand
threaded .
2. Connect hose assembly to regulator.
3 . Tighten all fittings securely and turn on gas at
tank.
L.P. GAS TANK SIGHT VALVE
DIAL
REMOVAL
1 . Remove wire retaining screw and wire.
2. Remove two retaining screws (See figure 10).
3. Remove sight dial .
FLOAT RETAINING SCREW
DIAL RETAINING SCREWS
Figure 10-L .P. Gas Tank Components