Honeywell Home THX9321 Prestige 2.0 Manual page 146

®
THX9321 PRESTIGE 2.0 AND THX9421 PRESTIGE
THERMOSTAT/EIM
TO THERMOSTAT
CONV
W
W2
W3
L
1 HZ311, HZ322, OR HZ432 ZONE PANELS COULD BE USED TO
CONTROL A FORCED AIR FURNACE ZONED WITH DAMPERS.
2 AN AQ2000 SERIES HOT WATER ZONE PANEL OR OTHER
RELAY-BASED HOT WATER ZONE 3 PANEL COULD BE USED.
Fig. 341. Hot water radiant heat with backup forced air
heat. Zoned with forced air zone panel and hot water
68-0311—08
®
IAQ WITH EIM
ZONE 1 RELAY
3
W
Y
1
G
R
C
RH W
ZONE 1
1
HOT WATER
RELAY PANEL
2
M31485
panel.
THERMOSTAT/EIM
TO THERMOSTAT
CONV
W
W2
W3
L
1 CONFIGURE THE THERMOSTAT TO ENERGIZE THE FAN
WITH A CALL FOR HEAT.
2 THE BOILER IS CONTROLLING THE CIRCULATOR PUMP
IN THIS DIAGRAM.
Fig. 342. Hot water fan coil with forced air furnace
146
FURNACE RELAY
3
W
Y
1
G
R
C
1
M31486
backup heat.
BOILER
T
T
2