508145-01
Issue 2128
Page 25 of 36
Thermostat
DIP Switch Settings and On-Board Links
Wiring Connections
DIP Switch 1 On Board Links Must Be Cut To Select System Options
Dual Fuel Single-
Stage Heat Pump
Thermostat w/dual
fuel capabilities
Capable of
2-stage gas heat
control with
dehumidification
mode
OFF
CUT ON-BOARD LINK
W951
HEAT
PUMP
CUT ON-BOARD LINK
W914
DEHUM
T'STAT
FURNACE
TERM. STRIP
HEAT PUMP
67M41*
Y
H
L
Y2
D
B
L
Y2
T
T
outdoor
sensor
Dual Fuel Two-
Stage Heat Pump
Thermostat w/dual
fuel capabilities
Capable of
2-stage gas heat
control with
dehumidification
mode
OFF
CUT ON-BOARD LINK
W914
DEHUM
CUT ON-BOARD LINK
W951
HEAT
PUMP
CUT ON-BOARD LINK
W915
2 STAGE
COMPR
T'STAT
FURNACE
TERM. STRIP
HEAT PUMP
67M41*
H
L
Y2
D
B
L
Y2
T
T
outdoor
sensor
Y2
out blue
Y2
NOTE - Do NOT make a wire connection between the room thermostat L terminal and the L terminal of the integrated control.
Table 9.
Field Wiring for Non-Communicating Thermostat Applications