Bosch WFVC VISION 16 Repair Instructions page 10

4.2.1 Electric heater / NTC
Heaters include an NTC (negative temperature coefficient) sensor and
are accessed from the back of the tub. Heaters are rated 120VAC,
1000W, 8.8A and can heat water up to 174ºF (79ºC), depending on
the cycle used.
The heater is removed from the rear of the tub – remove rear panel for
access.
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4.2.2 NTC
NTC's (Negative Temperature Coefficient sensors), mounted in heater
assemblies, provide accurate temperature measurements.
NTC ratings:
36 – 44 kΩ @ 10ºC (50ºF)
•
22.8 – 27.4 kΩ @ 20ºC (68ºF)
•
14.8 – 17.5 kΩ @ 30ºC (86ºF)
•
9.8 – 11.5 kΩ @ 40ºC (104ºF)
•
6.6 – 7.7 kΩ @ 50ºC (122ºF)
•
4.6 – 5.3 kΩ @ 60ºC (140ºF)
•
3.73 – 4.29 kΩ @ 66ºC (151ºF)
•
2.94 – 3.36 kΩ @ 73ºC (163ºF)
•
1.93 – 2.19 kΩ @ 86ºC (187ºF)
•
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