Lennox SLP99UHV Series Unit Information page 82

IX- Field Wiring For Non-Communicating Thermostats
DIP Switch Settings and On-Board Links
Thermostat
DIP Switch 1
1Heat / 1 Cool
NOTE - Use DIP
switch 3 to set
second-stage
heat ON delay.
OFF-7 minutes.
ON-12 minutes.
1 Heat / 2 Cool
NOTE - Use DIP
switch 3 to set
second-stage
heat ON delay.
OFF-7 minutes.
ON-12 minutes.
1 Heat / 2 Cool
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.
W915
(Y1 to Y2)
Two-Stage
Cooling
ON Intact
ON Cut
ON Cut
W914
(DS to R)
W951
(O to R)
cation or
Heat Pumps
Harmony
III
Intact Intact
Intact Intact
Cut Intact
Page 82
Wiring Connections
S1 CONTROL
T'STAT TERM. STRIP
S1 CONTROL
T'STAT TERM. STRIP
S1 CONTROL
T'STAT TERM. STRIP
OUTDOOR
UNIT
*
OUTDOOR
UNIT
*
OUTDOOR
UNIT
*