Check after installation
Items to be checked
Has it been fixed firmly?
Have you done the refrigerant leakage test?
Is heat insulation sufficient?
Does the unit drain well?
Is the voltage in accordance with the rated volt-
age marked on the nameplate?
Is the electrical wiring and piping connection in-
stalled correctly and securely?
Has the unit been connected to a secure earth
connection?
Is the power cord specified?
Has the inlet and outlet been covered?
Has the length of connection pipes and the re-
frigerant capacity been recorded?
Possible malfunction
The unit may drop, shake or emit noise.
It may cause insufficient refrigerating
capacity.
It may cause condensation and dripping.
It may cause condensation and dripping.
It may cause electric malfunction or damage
the part.
It may cause electric malfunction or damage
the part.
It may cause electrical leakage.
It may cause electric malfunction or damage
the part.
It may cause insufficient refrigerating
capacity.
The refrigerant capacity is not accurate.
Situation
1. Before test operation
(1) Do not switch on power before installation is finished
completely.
(2) Electric wiring must be connected correctly and
securely.
(3) Cut-off valves of the connection pipes should be
opened.
(4) All the impurities such as scraps and thrums must be
clear from the unit.
(5) Open the surface panel and set the handling switch to
“RUN” mode.
2. Test operation method
(1) Switch on power and press “
ON/OFF
” button on the
remote controller.
(2) Press “
MODE
” button and check the operation condition of
modes.
(3) Forced operation.
Act as following when the remote controller can not be used:
(1) At stopping,set the handling switch to “AUTO” mode, then the unit will automatically run in the mode selected by
the microcomputer system according to surrounded temperature.
(2) At operation, set the handling switch to “STOP” mode to turn off the unit.
Test operation
Test operation and check after installation
TEST OPERATION AND CHECK AFTER INSTALLATION
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