W8665A,E RF RECEIVER MODULE
69-1630-1
2
Fig. 1. W8665 mounting location
WIRING
All wiring must comply with local electric codes and
ordinances. See Fig. 2 through 16 wiring diagrams for
specific applications. Refer to Tables 2 and 3 for terminal
designations.
CAUTION
Voltage Hazard.
Can cause electrical shock or equipment
damage.
Disconnect power before beginning installation.
Wiring the W8665A
Connect the RF Receiver Module to the equipment
loads. See Fig. 2 through 6 and Table 2.
Wiring the W8665E
Connect the RF Receiver Module zones to the
appropriate thermostat zone connections on the EMM-3
Electronic MiniZone™ Panel, EMM-3U Universal
Electronic MiniZone™ Panel, TZ-3 TotalZone ™ Zone
Control Panel or TZ-4 TotalZone® Zone Control Panel.
See Fig. 7 through 16 and Table 3.
Table 2. W8665A Terminal Designations.
Terminal
Designation
Function
R
24 Vac transformer hot.
Powers RF receiver module.
C
24 Vac transformer common.
Powers RF receiver module.
RZ
24 Vac system transformer.
Factory installed jumper between
R and RZ terminals. Use RZ as a
convenience terminal, as
desired.
Y
Stage 1 cool.
W
Stage 1 heat.
G
Fan
M20162
WATER
HEATER
W8665
ELEC
TR
ON
IC A
IR CLEAN
ER
RETURN
AIR
FURNACE
OR BOILER
HIGH
EFFICIENCY
AIR CLEANER
Table 3. W8665E Terminal Designations.
Terminal
Designation
Function
R
24 Vac transformer hot.
Powers RF receiver module.
C
24 Vac transformer common.
Powers RF receiver module.
RZ
24 Vac system transformer.
The three RZ terminals are
internally connected.
Connect RZ to Zone 1 R terminal
on zone panel, as desired. (Not
required.)
RZ
24 Vac system transformer.
The three RZ terminals are
internally connected.
Connect RZ to Zone 2 R terminal
on zone panel, as desired. (Not
required.)
RZ
24 Vac system transformer.
The three RZ terminals are
internally connected.
Connect RZ to Zone 3 R terminal
on zone panel, as desired. (Not
required.)
Zone 1 Y
Stage 1 cool.
Zone 1 W
Stage 1 heat.
Zone 1 G
Fan
Zone 2 Y
Stage 1 cool.
Zone 2 W
Stage 1 heat.
Zone 2 G
Fan
Zone 3 Y
Stage 1 cool.
Zone 3 W
Stage 1 heat.
Zone 3 G
Fan