Settings And Adjustments; Dip Switches - Honeywell S9240F2051 Installation Instructions Manual

SETTINGS AND ADJUSTMENTS

Jumpers
Three jumpers are located on the S9240F board. The jumpers
are all ON (uncut) from the factory. To change any jumper, first
disconnect the power, then cut the desired jumper.
(W915) 2 STAGE COMPR
(W914)
DEHUM
(W951) HEAT PUMP
Fig. 3. Jumper locations.
Table 4. Jumper Conditions - Defaults in Bold.
Description
Single stage compressor
2-stage compressor
Disable compressor heating
Enable compressor heating
Disable dehumidifying
operation
Enable dehumidifying
operation

DIP Switches

There are three DIP switch blocks on the S9240F (see Fig. 4):
• S1 – see "DIP Switch S1 Settings"
• S2 – see "DIP Switch S2 Settings – Cooling Airflow" on
page 8.
• S3 – see "DIP Switch S3 Settings – Heating Airflow" on
page 9.
M28642A
Jumper
W915 W951 W914
Uncut
Cut
Uncut
Cut
Uncut
Cut
S9240F2051 MODULATING INTEGRATED FURNACE CONTROL
S3
Fig. 4. DIP Switch locations (S1, S2, and S3).
DIP Switch S1 Settings
Four parameters may be set with this 7-position DIP switch.
Refer to Fig. 4 for location of DIP switch S1.
The default factory settings (all OFF) are shown in Fig. 5 and
indicated in Bold in Table 5 on page 8.
To change any setting, first disconnect the power, then set
SW1 through SW7 according to Table 5 on page 8.
DIP SWITCH S1
Fig. 5. DIP Switch S1 - shown with factory default
SW1: STAGE SELECTION
The stage selection is factory-set (OFF) to a 2-stage
thermostat with the 2nd and 3rd stage On Delays disabled.
The ON position configures the IFC for a single stage
thermostat with the 2nd and 3rd stage On Delays enabled.
NOTE: Selection of the single stage position (ON) allows
three stage operation with a single stage
thermostat.
7
S2 S1
SINGLE OR 2-STAGE THERMOSTAT
SELECTION
CONVENTIONAL 2-STAGE OR
MODULATING SEQUENCE
2ND STAGE ON DELAY
HEAT FAN OFF DELAY
NOT USED
M33119
settings; all OFF.
M28643
69-2807—01