Lennox SL280UHNV Installation Instructions Manual page 27

SL280UHNV Field Wiring Applications With Conventional Thermostat
DIP Switch 1
Thermostat
Thermostat
Heating
Stages
2 Heat / 2 Cool
2 Heat / 2 Cool
with t'stat with
humidity control
2 Heat / 1 Cool
with t'stat with
humidity control
2 Heat / 1 Cool
* Not required on all units.
DIP Switch Settings and On-Board Links
On Board Links Must Be Cut To Select
OFF
CUT ON-BOARD LINK
W915
2 STAGE
COMPR
OFF
CUT ON-BOARD LINK
W915
2 STAGE
COMPR
CUT ON-BOARD LINK
W914
DEHUM
OR
HARMONY
OFF
CUT ON-BOARD LINK
W914
DEHUM
OR
HARMONY
OFF
DO NOT CUT ANY
ON-BOARD LINKS
(Table 8 Continued)
System Options
Page 27
Wiring Connections
S1 FURNACE
T'STAT TERM. STRIP
*
S1 FURNACE
T'STAT TERM. STRIP
o
S1 FURNACE
T'STAT TERM. STRIP
o
S1 FURNACE
T'STAT TERM. STRIP
*
OUTDOOR
UNIT
OUTDOOR
UNIT
*
OUTDOOR
UNIT
*
OUTDOOR
UNIT