8
DIAPHRAGM TYPE
EXPANSION TANK
FEED
WATER
GATE VALVE
REDUCED PRESSURE
BACKFLOW PREVENTER
PRESSURE
REDUCING VALVE
COLD WATER FILL
COMBINATION QUICK FILL
VALVE, STRAINER, CHECK
VALVE AND PRESSURE
REDUCING VALVE
EXPANSION TANK SERVICE VALVE
(GATE VALVE OR FULL
PORT BALL VALVE)
AUTOMATIC AIR
VENT*
3/4" x 1/8" BUSHING*
*
- FURNISHED IN
PARTS BAG
A04054
Fig. 6
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Diaphragm Type Expansion Tank Piping
TO EXHAUST VENT
(2" CPVC)
1/2" ADAPTER
MALE NPT X SOCKET WELD
PVC PIPING
1-3/8" LONG
TO BOILER FLUE OUTLET
(2" CPVC)
2" UNTHREADED MALE
X 2" NPT MALE
PVC BUSHING
2" NPT MALE PVC BUSHING
1/2" UNTHREADED
PVC ELBOW
1/2" UNTHREADED
PVC PIPING
3-3/4" LONG
1/2" UNTHREADED
PVC ELBOW
1/2" UNTHREADED
PVC PIPING
2" LONG
1/2" UNTHREADED
PVC PIPING
3-3/4" LONG
1/2" UNTHREADED
PVC TEE
TO CONDENSATE DRAIN
(FIELD SUPPLIED)
1/2" UNTHREADED
PVC PIPING
1-3/8" LONG
A04055
Fig. 7
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Condensate--Drain Piping