146
1.
Pull the leads from internal appliance
temperature sensor
A
and check
the resistance.
10
1
10 30 50 70 90 110
Temperature in °C
0.4
0.6
0.8
2
4
6
8
20
Resistance in k
Ω
Sensor type: NTC 10 kΩ
2.
Check the sensor resistance and
compare it with the curve.
3.
Replace the sensor in the case of
severe deviation.
Checking flow temperature sensor heating circuit
?
BSB
aJ
?
1.
Remove plug
?
from the extension
for heating circuit with mixer.
Troubleshooting
Repairs
(cont.)
5618 294 GB
Summary of Contents for C3HA
Page 39: ...39 2 2x 1 Installation sequence Removing the front panel 5618 294 GB Installation ...
Page 42: ...42 1 2 Installation sequence Removing the transport brackets 5618 294 GB ...
Page 151: ...151 Checking and replacing resistors B C A Troubleshooting Repairs cont 5618 294 GB Service ...
Page 181: ...181 Parts lists Control unit assembly cont 5618 294 GB Service ...
Page 183: ...183 Parts lists Miscellaneous assembly cont 5618 294 GB Service ...
Page 191: ...191 5618 294 GB ...