Bosch Climate 5000 Series Service Manual page 80

Service Manual
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
f
to avoid electric shock.
Operate after compressor and coil have returned to normal
f
temperature to avoid injury.
Disconnect the temperature sensor from PCB.
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Measure the resistance value of the sensor using a multi-meter.
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Check corresponding temperature sensor resistance value table
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(Appendix 1).
Figure 85
The picture and the value are only for reference, actual condition and
specific value may vary.
Temperature sensors:
Room temp.(T1) sensor,
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Indoor coil temp.(T2) sensor,
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Outdoor coil temp.(T3) sensor,
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Outdoor ambient temp.(T4) sensor,
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Compressor discharge temp.(T5) sensor.
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Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units (01.2023)