7
This document is stored and maintained electronically by
Service. All printed copies are deemed uncontrolled.
TM077: 325 & 410 Series II Heat Pump Service Instructions
Rev 00: Issued April 2014
Heat Pump Module
Parameter
Model
182550 / 182553 / 182541
Superheat Setting (Factory)
6K at 10ºC saturated suction temperature
Refrigerant Type
R134a
Refrigerant Charge
375 grams
Refrigerant High Pressure Switch
Cut Out:
Manual Reset Pressure:
2930kPa (± 103kPa)
2241kPa (± 207kPa)
Compressor Capacitor
25 µF +10/
–5%, 370/440V AC, 50/60Hz
Compressor Current Draw
3.3A
Compressor Internal Overload Setting
(Automatic Reset)
Cut Out:
Cut In:
150°C
90°C
Compressor Winding Resistance
Run Winding
– Red & Blue:
Start Winding
– Red & Black:
4.18Ω at 20ºC
5.76Ω at 20ºC
Compressor Switching Relay
Type:
Coil Voltage:
Coil Resistance:
Omron
240V AC
30.51k
Ω at 20ºC
Fan Capacitor
1.5µF ± 5%
Fan Winding Resistance
Run Winding
– Blue & Black:
Start Winding
– Blue & Brown:
650Ω at 20ºC
375Ω at 20ºC
Circulator Winding Resistance
on Speed Setting 1
602Ω at 20ºC
Circulator Capacitor
1.5µF +2/
–5%
Circulator Speed Setting
1
