All installations and services must be performed by qualified service personnel.
4.
BLOWER AND CONTROL PANEL WIRING
Figure 21
: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to
disconnect blower wiring.
Table 4B
Options
S7-1
S7-2
Time
Off
Off
Off *
On
Off
10 Min
Off
On
Auto
On
On
20 Min
S7-3
S7-4
Time
Off
Off
90 Sec
Off
On
120 Sec *
On
Off
150 Sec
On
On
180 Sec
S7 DIP Switch
Heat Fan
Off Delay
* Factory Setting / 2 Stage Thermostat setting
Thermostat
Type and
W2 Delay
Switch Settings
34