Auxiliary Alarm Switch - Goodman AVPTC42D14 series Installation & Operating Instructions Manual

Typical Single-Stage Cool,
Single-Stage Heat Thermostat
R C G W1
1 2 R C G W1
R C
Remote Condensing Unit
(Single-Stage AC)
Typical Single-Stage Cooling with Single-Stage Heating
R C G W/E
1 2 R C G W1 W2 Y1
R C W1
Remote Condensing Unit
(Single-Stage HP)
Typical Single-Stage Heat Pump
with Auxiliary/Emergency Heating
1. Turn OFF power to air handler.
2. Secure the dehumidistat neutral wire (typically the white lead) to the screw terminal marked "DEHUM" on the air
handler's integrated control module.
3. Secure the dehumidistat hot wire (typically the black lead) to the screw terminal marked "R" on the air handler's inte-
grated control module.
4. Secure the dehumidistat ground wire (typically the green lead) to the ground
screw on the air handler. NOTE: Ground wire may not be present on all dehumi-
distats.
5. To enable the dehumidification function, move the dehumidification dip switch
(S7) from OFF to ON. See following figure.
6. Turn ON power to air handler.

15 Auxiliary Alarm Switch

The control is equipped with two Auxiliary Alarm terminals labeled CAS which can
be utilized with communicating mode setups (typically used for condensate switch
wiring but could be used with compatible C0
Legacy mode use
In a legacy system (Non-communicating), this feature is not operational. Any auxil-
iary alarm switch must be used to interrupt the Y1 signal either to the indoor or
outdoor unit.
Communication mode use
This feature can be activated or deactivated through the thermostat user menus. An
auxiliary alarm switch must be normally closed and open when the base pan's water
level in the evaporator coil reaches a particular level. The control will respond by turning off the outdoor compressor and
Place Jumper Between Y1
and O for Proper
Dehumidification Operation
and Proper Ramping
Y1
Profile Operation
Air Handler Integrated
O
W2 Y1 Y2
DEHUM
Control Module
Y
NEU
Dehumidistat
HOT
[Optional]
Figure 14
Typical Single-Stage Cool,
O
Y1
Single-Stage Heat
Heat Pump Thermostat
Air Handler
O
Y2 Integrated Control Module
DEHUM
O
Y
NEU
Dehumidistat
[Optional]
HOT
Figure 16
sensors or fire alarms).
2
Typical Two-Stage Cool,
Two-Stage Heat Thermostat
R C G W1 W2 Y1
1 2 R C G W1 W2 Y1
R C
Remote Condensing Unit
(Two-Stage AC)
Typical Two-Stage Cooling with Two-Stage Heating
R C G
W/E
1 2 R C G W1 W2 Y1
R C W1
Remote Condensing Unit
(Two-Stage HP)
Typical Two Stage Heat Pump Heating
and Auxiliary/Emergency Heating
12
Place Jumper Between Y1
and O for Proper
Dehumidification Operation
and Proper Ramping
Y2
Profile Operation
Air Handler Integrated
O
Y2
DEHUM
Control Module
Y1 Y2
NEU
Dehumidistat
HOT
[Optional]
Figure 15
Typical Two-Stage Cool,
O
W2 Y1 Y2
Two-Stage Heat
Heat Pump Thermostat
Air Handler
O
Y2 Integrated Control Module
DEHUM
O
Y1 Y2
NEU
HOT
Figure 17
S5 S6 S7 S8
ON
OFF
dehumidification
Dip Switches -
Dehumidification Enable
Figure 18
SWITCH
CAS
Figure 19
Dehumidistat
[Optional]
Move to the
ON position
to enable