Install Instructions

– 26 – 331551-003
WATER
HEATER
8 in. TO 12 in.)
HOT
OUTLET
EXPANSION TANK
(OPTIONAL)
MIXING
VALVE
COLD
INLET
CHECK VALVE (IF
USED REQUIRES
EXPANSION TANK)
COLD SUPPLY
HOSE BIB
(OPTIONAL)
FLOW
CONTROL
SUPPLY
RETURN
CHECK
VALVE
EXTERNAL
CIRCULATOR
HYDRONIC
BASEBOARDS
(SERIES
CONNECTED
SHOWN)
HOT WATER
TO HOUSE
FIXTURE
C
H
M
Figure 20. Combo Heating - Baseboard
WATER
HEATER
8 in. TO 12 in.
HOT
OUTLET
EXPANSION TANK
(OPTIONAL)
MIXING
VALVE
COLD
INLET
CHECK VALVE (IF
USED REQUIRES
EXPANSION TANK)
COLD SUPPLY
HOSE BIB
(OPTIONAL)
FLOW
CONTROL
SUPPLY
RETURN
CHECK
VALVE
EXTERNAL
CIRCULATOR
HYDRONIC
IN-FLOOR
LOOP
HOT WATER
TO HOUSE
FIXTURE
C
H
M
Figure 21. Combo Heating - In-Floor Loop
Printed on 7/3/2019 7:21 AM CT