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Brine system
n
Expansion/bleed tank on the return line
l
Safety valve for expansion tank
l
Filler connector on brine in
l
Insulation in the outside wall lead-in
l
Other brine line insulation
l
Bleeding of brine system
l
Leakage inspection
l

10.2. MANUAL TEST

Test operate and at the same time check the function of the tested
components.
Activate MANUAL TEST
n
1.
Ensure that the main circuit breaker is on.
2.
Select operating mode
, in the menu INFORMATION ->
OPERAT.->
3.
Open the SERVICE menu by pressing
4.
Set the value for MANUAL TEST to 2.
NOTE! Select position 2 to navigate away from the
!
MANUAL TEST menu during ongoing test operation!
Test the brine pump
n
5.
Start the brine system pump by setting the value BRINEPUMP to 1.
6.
Check that the brine pump is running by:
listening
l
putting a hand on the pump
l
checking that the level in the expansion tank is stable. If the level
l
is not stable there is air in the system.
listen for air
l
7.
If the pump does not start see the section Auxiliary Start of
Circulation Pumps.
8.
If there is air in the brine system, bleed according to the section
Bleeding the brine circuit.
9.
Stop the brine pump by setting the value back to 0.
Test the circulation pump
n
10.
Start the heating system circulation pump by setting the value
CIRC.PUMP to 1.
11.
Check that the circulation pump is running by:
listening
l
putting a hand on the pump
l
listen for air
l
12.
If the pump does not start see the section Auxiliary Start of
Circulation Pumps.
13.
If there is air in the heating system, bleed according to the
section Bleeding the heating system.
14.
Stop the circulation pump by setting the value back to 0.
Test the exchange valve
n
15.
Activate the 3-way valve by setting the value VXV
WARMWATER to 1.
16.
Check that the arm on the 3-way valve changes position.
17.
If the arm does not change position, see the fault-tracing
section in the service instructions.
Test the compressor
n
18.
Start the circulation pump by setting the value CIRC.PUMP to 1
19.
Start the heat pump compressor by setting the value HEAT
PUMP to 1. At the same time as the value is set to 1 for HEAT
PUMP the brine pump also starts.
!
NOTE! Risk of burns, the delivery line on the
compressor can reach 70-80°C!
for five seconds.
NOTE! Hot!
!
Figure 65: The pressure pipe should get hot during operation.
20.
Check that:
the compressor is running in the right direction by putting a
l
hand on the pressure pipe and checking that it is hot.
it sounds normal and there is no noise.
l
21.
If the pipe does not get hot, or if it sounds abnormal, see the
fault-tracing section in the service instructions.
22.
Stop the compressor by setting the value back to 0.
23.
Stop the brine pump by setting the value back to 0.
24.
Stop the circulation pump by setting the value back to 0.
Testing the auxiliary heating power stages
n
25.
Start the circulation pump by setting the value CIRC.PUMP
to 1
26.
Start the first auxiliary heating power stage by setting the value
ADD.HEAT 1 to 1.
27.
Check that the auxiliary heating power stage works by
leaving the menu MANUAL TEST and going into the menu
INFORMATION -> TEMPERATURE -> SUPPLY and check
that the temperature rises.
EN
27
ENGLISH

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Produits Connexes pour York Geysir Série

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