Pennco 15B045FE - Manual (Page 13)

13
BOILER ALTERNATE
CIRCULATOR
LOCATION
TO SYSTEM
FROM SYSTEM
V2 V1
CIRCULATOR
SHUT-OFF
VALVE
PRESSURE
REDUCER VALVE
CHECK VALVE
BALL VALVE AIR SEPARATOR
ZONE VALVE
EXPANSION
TANK
WATER INLET
SYSTEM
CIRCULATOR
Figure 4 - Bypass Piping - Fixed Low Temp Only, See Bypass Piping Options, Page 9
5 - CONNECTING SUPPLY AND RETURN PIPING
Figure 3 - Bypass Piping -Automatic Mixing Valve, See Bypass Piping Options, Page 9
BOILER
WATER INLET
ALTERNATE
CIRCULATOR
LOCATION
TO SYSTEM FROM SYSTEM
CIRCULATOR
SHUT-OFF
VALVE
PRESSURE
REDUCER VALVE
CHECK VALVE
BALL VALVE
3 WAY MIXING
VALVE
AIR SEPARATOR
HOSE BIB
EXPANSION
TANK Note: Bypass
connection not showing
primary/secondary
piping
Note: Bypass
connection not showing
primary/secondary
piping