Atmos Energy INTERCOMBI HE32 - Manual (Page 48)

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8.8 Hot water does not reach the correct temperature
1. Adjust the inlet combination. Tap flow higher than 9 l/min.
1. Descale or flush the heat exchanger
on the tap water side.
No heat transfer due to scaling or pollution
in the heat exchanger on the tap water side.
Yes
Yes
1. Set the hot water circuit to 60ºC,
dependent on the required temperature.
Temperature setting water circuit too low.
Yes
No
No
1. Cold water temperature < 10ºC. Yes
No
Possible causes Remedies
Table 6. NTC resistances
NTC 12 kOhm
T [°C] R[ohm] T [°C] R[ohm] T [°C] R[ohm]
-15 76020 25 12000 65 2752
-10 58880 30 9805 70 2337
-5 45950 35 8055 75 1994
0 36130 40 6653 80 1707
5 28600 45 5522 85 1467
10 22800 50 4609 90 1266
15 18300 55 3863 95 1096
20 14770 60 3253 100 952