Lennox DAVE SIGNATURE SL280DFV Installation Instructions Manual page 26

SL280 Field Wiring Applications With Conventional Thermostat
DIP Switch 1
Thermostat
Thermostat
Heating
Stages
2 Heat / 2 Cool OFF
2 Heat / 2 Cool OFF
with t'stat with
humidity control
2 Heat / 1 Cool OFF
with t'stat with
humidity control
2 Heat / 1 Cool OFF
* Not required on all units.
TABLE 10
DIP Switch Settings and On-Board Links
On Board Links Must Be Cut To Select
System Options
CUT ON-BOARD LINK
W915
2 STAGE
COMPR
CUT ON-BOARD LINK
W915
2 STAGE
COMPR
CUT ON-BOARD LINK
W914
DEHUM
OR
HARMONY
CUT ON-BOARD LINK
W914
DEHUM
OR
HARMONY
DO NOT CUT ANY
ON-BOARD LINKS
Page 26
Wiring Connections
S1 FURNACE OUTDOOR
T'STAT TERM. STRIP UNIT
H
*
S1 FURNACE OUTDOOR
T'STAT TERM. STRIP
H
*
o
S1 FURNACE OUTDOOR
T'STAT TERM. STRIP
H
*
o
S1 FURNACE OUTDOOR
T'STAT TERM. STRIP UNIT
H
*
UNIT
UNIT