McQuay PDHA Betriebsanleitung PDF herunterladen (Seite 35)

IM 934 Applied PTAC / Page 35 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.

Jumper Placement Detail

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.

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McQuay PDHA Betriebsanleitung Seite 35