IM 934-2 Applied PDAA/PDHA / Page 36 of 44
Standard (Non-programmable)
Digital Contol Wiring Diagram
3– Jumper Placement to Select
Controller Type:
A
– Place jumper across LUI to select unit mounted
touchpad (Local User Interface).
B
– Place jumper across T’STAT to select
remote, wall mounted programmable, or non-
programmable thermostat.
3
2
1
Jumper Placement Detail
C
A
B
A
B
A
Wiring Diagram Legend
CT
=
Control Transformer
CM
=
Compressor Motor
IFM
=
Indoor Fan Motor
OFM =
Outdoor Fan Motor
OCS =
Outdoor Coil Sensor
OAS =
Outdoor Air Sensor
ICS
=
Indoor Coil Sensor
IAS
=
Indoor Air Sensor
LUI
=
Local User Interface
REV =
Reversing Valve
EHC =
Eletric Heat Contactor
1– Jumper Placement to Select
System Module (See Jumper Detail)
A
– Place jumper across AC/E to select Air Conditioner
with Electric Heat.
B
– Place jumper across HP to select Heat Pump.
C
– Place jumper across HP/E to select Heat Pump
with Electric Back-up Heat.
2– Jumper Placement to Select Fan Control
A
– When in Fan Cycle Mode, fan operates for 2
minutes – Place jumper across 10, 20,
30, or 1 HR to select fan cycle off minutes which
will be overridden by the room temperature.
