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The table below describes the different sequences of the
automatic test.
TEST NUMBER
0
1
2
3
4
5, 6
7, 8, 9
10, 11
12, 13, 14
15, 16, 17
18
19, 20, 21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
DESCRIPTION
Outdoor temperature sensor test
Pressure sensor test - circuit A
Pressure sensor test - circuit B (dual-circuit units only)
Defrost sensor test - circuit A (heat pumps only)
Defrost sensor test - circuit B (dual-circuit heat pumps only)
Water flow switch test and primary pump test
Entering and leaving water temperature sensor test
Water system temperature sensor test (for master/slave units equipped with this sensor only)
Water flow switch test and secondary pump test (for units equipped with a secondary pump only)
Test compressor A1, A2 (if applicable), A3 (if applicable)
4-way reversing valve test, circuit A (heat pumps only)
Test compressor B1 (if applicable), B2 (if applicable), B3 (if applicable)
4-way reversing valve test, circuit B (dual-circuit heat pumps only)
Low-speed test, fan A1 (units not equipped with Varifan)
High-speed test, fan A1 (units not equipped with Varifan)
Low-speed test, fan A2 (dual-circuit units not equipped with Varifan)
High-speed test, fan A2 (dual-circuit units not equipped with Varifan)
Fixed-speed test, fan A2 (for circuits equipped with a second fan)
Fixed-speed test, fan B2 (for circuits equipped with a second fan)
Water and air heat exchanger heater test
Not used
Boiler output activation (if unit controls a boiler)
Additional electric heating stage 1 activation (if unit controls electric heating stages)
Additional electric heating stage 2 activation (if unit controls electric heating stages)
Additional electric heating stage 3 activation (if unit controls electric heating stages)
Additional electric heating stage 4 activation (if unit controls electric heating stages)
Alarm output A activation
Alarm output B activation
Automatic test completed
CONFIRMATION
yes
no
no
no
no
no
no
no
no
no
no
no
no
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
-