S9240F1004 MODULATING HOT SURFACE IGNITION INTEGRATED FURNACE CONTROL
69-2088—01 8
Table 5. DIP Switch S1 Settings - Defaults in Bold.
Description
Individual Switches
SW1 SW2
a
SW3
b
SW4 SW5 SW6 SW7
2-Stage Thermostat: 2nd and 3rd stage On Delay disabled
OFF
Single Stage Thermostat: 2nd and 3rd stage On Delay enabled ON
Conventional 2-stage sequence with 2-stage thermostat
OFF
Lennox modulating sequence with 2-stage thermostat ON
2nd Stage On Delay - 7 minutes
OFF
2nd Stage On Delay - 12 minutes ON
Heat Fan Off Delay - 60 seconds
OFF ON
Heat Fan Off Delay - 90 seconds
OFF OFF
Heat Fan Off Delay - 120 seconds ON OFF
Heat Fan Off Delay - 180 seconds ON ON
Low fan speed (fan only operation)
OFF ON
Medium-low fan speed (fan only operation)
OFF OFF
Medium-high fan speed (fan only operation) ON OFF
High fan speed (fan only operation) ON ON
a
Switch 2 is ignored if switch 1 is in the ON position.
b
Switch 3 is ignored if switch 1 is in the OFF position.