Digitus DN-97330 - Page 27

27
Lack of refrigerant in
the system
Tim refrigerant charge control in
the low voltage 0.9 ~ 1 Between
Mpa
Filter clogging dried
Replacing the filter was dried
Evaporator frosting
Respond to the evaporator to
defrost
Evaporator surface
fouling
Cleaning of the evaporator
evaporation surface
Air volume is too small
Check that the air filter is clogged
and a return air conduit
Low-voltage
protection delay is not
set correctly
Readjustment of the low-pressure
time delay