Atmos Energy InterCombi HE32 User Manual download pdf (Page 48)

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

1. Set the hot water circuit to 60ºC,

dependent on the required temperature.

Temperature setting water circuit too low.

Yes

Cold water temperature < 10ºC.

Yes

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

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 59 60

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Atmos Energy InterCombi HE32 User Manual Page 48