Service; Service Actions - Nibe SMO 40 Installer Manual

9 Service

Service actions

NOTE
Servicing should only be carried out by persons
with the necessary expertise.
When replacing components on SMO 40 only
replacement parts from NIBE may be used.
Emergency mode
NOTE
Switch (SF1) must not be put into mode " " or
before the installation is filled with water.
The compressor in the heat pump can be
damaged.
Emergency mode is used in event of operational inter-
ference and in conjunction with service. Hot water is
not produced in emergency mode.
Emergency mode is activated by setting switch (SF1)
in mode " ". This means that:
The status lamp illuminates yellow.
■
The display is not lit and the control computer is not
■
connected.
Hot water is not produced.
■
The compressors are switched off. Charge pump
■
(EB101-GP12) and charge pump (EB102-GP12) (if
installed) are running.
Accessories are switched off.
■
The heating medium pump is active.
■
The emergency mode relay (K1) is active.
■
External additional heat is active if it is connected to
the emergency mode relay (K1, terminal block X1).
Ensure that the heating medium circulates through the
external additional heat.
50 Chapter 9 | Service
Temperature sensor data
Temperature Resistance
(°C) (kOhm)
-40 351.0
-35 251.6
-30 182.5
-25 133.8
-20 99.22
-15 74.32
-10 56.20
-5 42.89
0 33.02
5 25.61
10 20.02
15 15.77
20 12.51
25 10.00
30 8.045
35 6.514
40 5.306
45 4.348
50 3.583
55 2.968
60 2.467
65 2.068
70 1.739
75 1.469
80 1.246
85 1.061
90 0.908
95 0.779
100 0.672
Voltage (VDC)
3.256
3.240
3.218
3.189
3.150
3.105
3.047
2.976
2.889
2.789
2.673
2.541
2.399
2.245
2.083
1.916
1.752
1.587
1.426
1.278
1.136
1.007
0.891
0.785
0.691
0.607
0.533
0.469
0.414
SMO 40