McQuay M5MAC Guía para resolver problemas Pagina 34

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McQuay Service Guide Book
33
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
Q3
D17
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