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a39-4403
Fig. 150 — On/Off (1-Stage) Gas Valve
GAS SUPPLY
LINE
GAS SUPPLY
LINE
3 IN.
MIN.
SEDIMENT
TRAP
Fig. 149 — Sediment Trap, Shut-Off Valve, and Union
Fig. 152 — Honeywell V8944 Gas Valve
GROUND JOINT
MANUAL GAS
UNION WITH
SHUT-OFF VALVE
BRASS SEAT
TO CONTROLS
PLUGGED
1/8 IN. NPT TEST
GAGE CONNECTION
Second Stage (Hi Fire) Manifold Pressure
Adjustment (3/32 In. Allen Key)
1/8 In. Npt Inlet
Pressure Tap
Fig. 151 — 2-Stage Gas Valve
193
First Stage (Lo Fire) Manifold
Pressure Adjustment
Electrical
Connection
Block
C
on
°
°
Off
Manual Shut-off
Control Knob
a62-581
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