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SUBBASE
1
2
3
Aux1
Aux2
NOT
USED
NOT
USED
Ph1
Ph2
Ln1
Ln2
Fig. 7. Wiring the communications bus and auxiliary input.
MODULE
LINE
IN
PHONE
OUT
1
USE EITHER RJ11 TELEPHONE CONNECTORS OR
OPTIONAL TELEPHONE CONNECTIONS.
C7089B
OUTDOOR
TEMPERATURE
SENSOR
W8635A
N.O.
CONTACT
(OPTIONAL)
L2
L1
(HOT)
SYSTEM
TRANSFORMER
FACTORY
INSTALLER
JUMPERS
TO
TELEPHONE
LINE
TO HOUSE
1
TELEPHONES
RJ11
OPTIONAL
TELEPHONE
CONNECTIONS
RJ11
TO HOUSE
TELEPHONES
TO
TELEPHONE
LINE
Fig. 8. Telephone installation wiring.
5
TELEPHONE ACCESS MODULE
T8635L
OT
1
2
OT
3
1
2
3
G
C
W1
R
W2
Y1
R H
R C
Y2
SUBBASE
NOT
USED
1
Ph1
Ph2
Ln1
Ln2
M14804
FAN
RELAY
HEAT 1
RELAY
HEAT 2
RELAY
COOL 1
RELAY
COOL 2
RELAY
M14774
69-1352
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