Honeywell Home THX9321 Prestige 2.0 Manual page 136

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THX9321 PRESTIGE 2.0 AND THX9421 PRESTIGE
Table 15. Wiring Diagrams by System Type.
System Type
Standard Heat/Cool
Heat Pump with Auxiliary Heat
Geothermal radiant heat
Heat pump system with one
transformer
2-heat / 2-cool conventional system
with one transformer
Heat pump system with two
transformers
Geothermal radiant heat, geothermal
forced-air and backup heat with one
transformer
Heat pump with oil forced air backup.
Geothermal radiant heat with
geothermal forced air and backup heat
using separate transformer for the
radiant heat
Wood stove-fired hot water fan coil with
forced air furnace backup heat
Hot water radiant heat with backup
heat (single zone application)
Hot water radiant heat with backup
forced air heat. Zoned with forced air
zone panel and zone valves
Hot water radiant heat with backup
forced air heat. Zoned with forced air
zone panel and hot water panel.
Hot water fan coil with forced air
furnace backup heat.
Wood stove with heat pump and
backup electric strips. (For applications
in which the thermostat only needs to
run the blower fan when stove is hot).
IAQ Equipment
Wired Remote Sensors
Table 16. Zoning Diagrams by System Type.
System Type
Prestige IAQ thermostats with an
HZ432 zone panel and no IAQ control
Prestige IAQ controlling one zone with
an HZ432 zone panel and a TrueSTEAM
humidifier
Ventilation with zoning
Prestige IAQ with an HZ432 zone panel
and a TrueDRY dehumidifier
68-0311—08
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IAQ WITH EIM
Wiring Diagram
Reference
324
325
326
327
328
329
330
336
337
Fig. 322. Inserting wires in thermostat terminal block.
338
339
340
341
342
343
344–349
IMPORTANT
356–360
Wiring Diagram
Reference
361
362
363
364
136
Wallplate
Fig. 323. Inserting wires in EIM terminal block
Use 18–22 gauge thermostat wire.