Bosch Climate 5000 Series Service Manual page 64

6 4 | Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units
8.6.15 Main Parts Check
1. Temperature sensor check
WARNING: ELECTRICAL HAZARD
Be sure to turn off all power supplies or disconnect all wires
to avoid electric shock.
Operate after compressor and coil have returned to normal
temperature to avoid injury.
Disconnect the temperature sensor from PCB.
Measure the resistance value of the sensor using a multi-meter.
Check corresponding temperature sensor resistance value table
(Appendix 1).
Figure 72
The picture and the value are only for reference, actual condition and
speci c value may vary.
Temperature sensors:
Room temp.(T1) sensor,
Indoor coil temp.(T2) sensor,
Outdoor coil temp.(T3) sensor,
Outdoor ambient temp.(T4) sensor,
Compressor discharge temp.(T5) sensor.
Data subject to change
Service Manual
08.2020 | Bosch Thermotechnology Corp.