Unique Klasse DSA-0910LG-M, Service Manual

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◇ Multi-one model is assembled with solenoid valve inside the system. Therefore, for refrigerant purging, the closed
solenoid valve must be opened. Follow the instructions below.
▶ Connect power line of the indoor unit of standing type A/C to terminal block of outdoor unit.
▶ Connect power plug of the indoor unit of standing type A/C to cabinet panel box.
▶ Solenoid valve opens with a clicking sound.
(Valve is opened for 1 hour only when supplying power for the first time. _ Supply power again after 1 hour.)
▶
Administer air purging according to the attached [refrigerant purging method] or [purging by vacuum pump].
▶
Continuously administer air purging in the same way when connecting frame-type piping.
▶
After completion of air-purge, pull out power plug of the indoor unit of split type A/C. Then, connect signal line and split type A/C wiring to
the terminal block of outdoor unit.
▶
Administer test operation.
▶
When no abnormalities are detected, finish up piping process (finishing up wiring and insulation materials).
C Co orrrre ec ctt c co on nn ne ec cttiio on n
o off p piip piin ng g lliin ne es s o off
iin nd do oo orr a an nd d o ou uttd do oo orr
u un niitts s
R Re effrriig ge erra an ntt lle ea ak ka ag ge e ffrro om m iin nd do oo orr u un niitt d du ue e tto o iin nffe erriio orr a aiirr- -p pu urrg ge e
F Frre eq qu ue en ntt o oc cc cu urrrre en nc ce e o off c clla aiim m ffo orr n no oiis se e
S Sp plliitt ttyyp pe e
G Ga as s p piip pe e
S Sp plliitt ttyyp pe e
L Liiq qu uiid d p piip pe e
S Stta an nd diin ng g ttyyp pe e
G Ga as s p piip pe e
S Stta an nd diin ng g ttyyp pe e
L Liiq qu uiid d p piip pe e
Air Purging Method
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