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TABLE 10
Field Wiring Applications
Thermostat
DIP Switch Settings and On−Board Links
(Figure 52)
Wiring Connections
DIP Switch 1
W915
(Y1 to Y2)
Two−Stage
Cooling
W951
(O to R)
Heat Pumps
1 Heat / 1 Cool
NOTE − Use DIP
switch 2 to set sec-
ond−stage heat ON
delay.
OFF10 minutes.
ON−15 minutes.
ON Intact Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT
EXISTING
W915 JUMPER
1 Heat / 2 Cool
NOTE − Use DIP
switch 2 to set sec-
ond−stage heat ON
delay.
OFF−10 minutes.
ON−15 minutes.
ON Cut Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT