McQuay M5MAC Guia de Resolução de Problemas descarregar pdf (Página 34)

McQuay Service Guide Book

6.3 Auxiliary Heater Conversion

U1.5 Heatpump with Auxiliary Heater

To convert the standard U1.5 heatpump PCB to with auxiliary heater application, the following

components need to be added onto the PCB.

1. Heater relay

2. Transistor

3. Diode

SB125 Heatpump with Auxiliary Heater

Diode

IN4003

Transistor

2SC945

Relay 20A / 240V

RLY 8

D17

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