Bryant BW9 - Page 43

Fig. 35—Differential Air Pressure Switch and Gauge
A99173
DIFFERENTIAL AIR
PRESSURE SWITCH
RED TRANSPARENT
VINYL TUBING
WHITE TRANSPARENT VINYL
TUBING
SILICONE TUBING
TO SIGHT GLASS
SUCTION PORT
TO GAS VALVE
VENT
WHITE TRANSPARENT VINYL
TUBING
4-WAY CONNECTOR
TO AIR INLET
SUCTION PORT
WHITE
TRANSPARENT
VINYL TUBING
TESTING LINES
VINYL CAP
(TYP.2)
TEE
INCLINED MANOMETER
(OR DIFFERENTIAL
PRESSURE GAUGE)
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