Field Wiring Applications - Lennox G71MPP SERIES Unit Information

VIII− Field Wiring
DIP Switch Settings and On−Board Links (figure 4)
Thermostat
DIP Switch 1
1Heat / 1 Cool ON
NOTE − Use DIP
switch 3 to set
second−stage
heat ON delay.
OFF−7 minutes.
ON−12 minutes.
1 Heat / 2 Cool ON
NOTE − Use DIP
switch 3 to set
second−stage
heat ON delay.
OFF−7 minutes.
ON−12 minutes.
1 Heat / 2 Cool ON
with t'stat with
dehumidification
mode
NOTE − Use DIP
switch 3 to set
second−stage
heat ON delay.
OFF−7 minutes.
ON−12 minutes.
* R" required on some units.
TABLE 44

Field Wiring Applications

W914
W915
(DS to R)
(Y1 to Y2)
Dehumidifi-
Two−Stage
cation or
Cooling
Harmony
IIIt
Intact Intact
Cut Intact
Cut Cut
Page 62
W951
Wiring Connections
(O to R)
Heat Pumps
Intact
S1
T'STAT
Intact
S1
T'STAT
Intact
S1
T'STAT
CONTROL OUTDOOR
TERM. STRIP UNIT
*
CONTROL OUTDOOR
TERM. STRIP UNIT
*
CONTROL OUTDOOR
TERM. STRIP UNIT
*