McQuay PDHA Especificaciones descargar pdf (Pagina 36)

Catalog 1300-1 / Page 36 of 42

Wiring Diagrams

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 = Electric Heat Contactor

Standard (Non-Programmable) Digital Control

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 Especificaciones Pagina 36