GE 2900, 3900 installation instructions Auxiliary Controls on your Zoneline

Auxiliary Controls on your Zoneline. ge.com

Auxiliary Controls—Dip Switches

The auxiliary dip switch controls are located behind the room cabinet, through an opening in the control panel.

Remove the room cabinet. See the To Remove the

Room Cabinet section.

The owner is responsible for checking switches
and ensuring they are in the desired position.	Dip Switches
	Access Cover

Safety Instructions

Operating

UP

DOWN

ALLI2R (All Electric Heat) (3900 Series models only)

C:FAN CN (Cooling–Smart Fan)

H:FAN CY (Heating–Smart Fan) CLASS 2 (Remote Thermostat)

LOAD SHEDDING (CDC) FREEZ Sen (Freeze Sentinel)

CONST FAN (Constant ON Fan) No Function (Reserved for future use)

1 2 3 4 5 6 7 8

1 2 3

HIGH	UP
4 5 6 7 8	DOWN
COOL

HEAT BOOST

(3900 Series models only)

Heat Sentinel

TL1 (H) (Temp. Limit 1–Heat)

TL2 (H) (Temp. Limit 2–Heat)

TL3 (H) (Temp. Limit 3–Heat)

TL1 (C) (Temp. Limit 1–Cool)

TL2 (C) (Temp. Limit 2–Cool)

TL3 (C) (Temp. Limit 3–Cool)

Instructions

All Electric Heat

This electric heat option functions only on the
3900 Series models. When this switch is enabled
(UP), heat pump operation is locked out, causing
the unit to provide only electric resistance heat.	ALLI2R (All Electric Heat)

Cooling—Smart Fan

When this switch is enabled (UP), it allows the
indoor fan to cycle on/off with the compressor.
When this switch is disabled (DOWN), it allows
the indoor fan to run continuously.	C: FAN CN (Cooling–Smart Fan)

Heating—Smart Fan
When this switch is enabled (UP), it allows the
indoor fan to run continuously. When this
switch is disabled (DOWN), it allows the indoor
fan to cycle on/off with the heat pump or	H: FAN CY (Heating–Smart Fan)
heater operation.

Remote Thermostat—Class 2

When this switch is enabled (UP), it allows the unit to operate with a Class 2 Remote Control Wall Thermostat. The unit controls are disabled.

CLASS 2 (Remote Thermostat)

5

Care and Cleaning

Troubleshooting Tips

Consumer Support