Page 63
TABLE 44
Field Wiring Applications
Thermostat
DIP Switch Settings and On−Board Links (figure 4)
Wiring Connections
DIP Switch 1
W915
(Y1 to Y2)
Two−Stage
Cooling
W914
(DS to R)
Dehumidifi-
cation or
Harmony
III
t
W951
(O to R)
Heat Pumps
2 Heat / 2 Cool
OFF
Cut
Intact
Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT
*
2 Heat / 2 Cool
with t’stat with
dehumidifica-
tion mode
OFF
Cut
Cut
Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT
*
2 Heat / 1 Cool
OFF
Intact
Intact
Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT
*
* R" required on some units.