GE Zoneline® Deluxe Series Cooling and Electric Heat Unit AZ29E12DAB user guide

Electronic 7-step temperature limiting to prevent overcooling or overheating of room.
Remove the room cabinet and flip the louver insert to change the air direction.

Auxiliary ControlsDip 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.

Operating Instructions

Dip Switches

Access Cover

ALLI2R (All Electric Heat)

(3900 Series models only)

C: FAN CN (CoolingSmart Fan)

H: FAN CY (HeatingSmart Fan)

CLASS 2 (Remote Thermostat)

LOAD SHEDDING (CDC)

FREEZ Sen (Freeze Sentinel)

CONST FAN (Constant ON Fan)

No Function (Reserved for future use)

HEAT BOOST

(3900 Series models only)

Heat Sentinel

TL1 (H) (Temp. Limit 1Heat)

TL2 (H) (Temp. Limit 2Heat)

TL3 (H) (Temp. Limit 3Heat)

TL1 (C) (Temp. Limit 1Cool)

TL2 (C) (Temp. Limit 2Cool)

TL3 (C) (Temp. Limit 3Cool)

Care and Cleaning

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.

Safety Instructions

Auxiliary Controls on your Zoneline.

ALLI2R (All Electric Heat)

CoolingSmart Fan

Troubleshooting Tips

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 (CoolingSmart Fan)

HeatingSmart Fan

H: FAN CY (HeatingSmart Fan)

Consumer Support

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 heater operation.

Remote ThermostatClass 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)

Load Shedding (Central Desk Control)

This feature is active only if the unit is in

CDC mode. When this switch is enabled (UP), the indoor fan can be turned ON or OFF with the unit controls.

LOAD SHEDDING (CDC)

Freeze Sentinel

Operating Instructions

Safety Instructions

Auxiliary controls on your Zoneline.

When this switch is enabled (UP), it turns OFF the freeze sentinel protection feature. With the switch disabled (DOWN), the freeze sentinel is activated, which automatically provides heat without user interface. This helps to prevent plumbing damage by turning the heater and indoor fan ON at 41F and OFF at 46F.

FREEZE Sen (Freeze Sentinel)

Constant ON Fan

Care and Cleaning

When this switch is enabled (UP), it allows the indoor fan to run continuously, at high speed, even if the unit is in the STOP position.

CONST FAN (Constant

Temperature Limiting

Troubleshooting Tips

Temperature limiting can reduce energy costs by limiting the lowest temperature that can be set for cooling and the highest temperature that can be set for heating. Temperature limiting is controlled by the second six auxiliary switches.

Consumer Support

TL1 (C) (Temp. Limit 1Cool)

TL2 (C) (Temp. Limit 2Cool)

TL3 (C) (Temp. Limit 3Cool)

Temperature limiting during COOL mode

(all temperatures shown in F)

Minimum Maximum

The first three switches are used to select the cooling limits, and the remaining three switches are used to control the heating limits. This feature is not available with the Remote

ThermostatClass 2.

TL1 (H) (Temp. Limit 1Heat)

TL2 (H) (Temp. Limit 2Heat)

TL3 (H) (Temp. Limit 3Heat)

Temperature limiting during HEAT mode

(all temperatures shown in F)

Minimum Maximum

Heat Sentinel

When this switch is enabled (UP), it turns ON the heat sentinel protection feature. With the switch disabled (DOWN), the heat sentinel is de-activated. This feature automatically provides cooling without user interface. This helps to prevent an excessively hot room by turning the air conditioner ON at 85F and OFF at 80F.

Heat Sentinel

Operating Instructions

Heat Boost (AZ3900 only)

When this switch is enabled (UP) and outdoor temperatures are between 25F and 46F, heat pump only operation is locked out. This setting is used to provide supplementary heat to the heat pump operation in conditions where the heat pump only operation is not sufficient to maintain a consistent, comfortable room temperature.

Safety Instructions

BOOST (Heat Boost Operation)

NOTE: This is an auxiliary switch for AZ2900 models and must remain in the (DOWN) position.

Care and Cleaning

Auxiliary ControlsTerminal Connections

The auxiliary controls are located behind the room cabinet beneath the access cover. the room cabinet. See the

To Remove the Room Cabinet section. screws securely. all desired connections have been made, replace the access cover and room

Improper wiring may damage the Zoneline electronics. No common busing is permitted.

Damage or erratic operation may result.

A separate wire pair must be run from each separate controlling switch to each individual

Troubleshooting Tips

2 Remove the screw from the access cover. make wiring connections, insert the wires