Test and check items after installation
Test operation
1. Prepare for test
(1) Do not turn on the power switch before all installation is finsihed.
(2) Connect wires co
r
rectly and firmly.
(3) Open the check valve.
(4) Remove all dust.
2. Testing
(1) Turn on the power switch and press
"ON/OFF"
button.
(2) Press MODE button select COOL,HEAT,FAN,etc to test whether it
operates mormally.
3.Emergency operation.
When the batteries fail or when the remote controller is missing,operate as
shown below.
* On stopping you can press the
AUTO
button on cover NO.
un
til
it is in AUTO mode.
The air conditioner select from COOL,HEAT,DRY,FAN
modes automatically.
* On operating,press the
AUTO
button,the air conditioner will stop.
Note to the installer
Be sure to instruct the customer how to operate the system and show him/her the attached operation manual.
Items to check
Is the indoor unit fixed firmly?
Is the gas leak test finished?
Is the unit fully insulated?
Does drainage flow smoothly?
Does the power supply voltage correspond to
that shown on the nameplate
Are wiring and piping correct?
Is the unit safely grounded?
Is wiring size according to specifications?
Is something blocking the air outlet or intake
of either the indoor or outdoor units?
Have records of refrigerant piping length and
additional refrigerant charge been made?
If not properly done,what is likely to happen
The unit may drop,vibrate or make noise.
It may result in insufficient cooling.
Condensate water may drip.
Condensate water may drip.
The unit may malfunction or the components burn
out.
The unit may malfunction or the components burn
out.
Risk of electric leakage.
The unit may malfunction or the components burn
out.
It may result insufficient cooling.
Volume of refrigerant charge in the system is not
clear.
Check
Note
The
TEST
button on the cover No.
is specially for testing the air
conditioner.When pressing it,the air conditioner will be forced to operate or stop.
Do not press it when air conditioner is in normal operation.
For the following items,take special care during construction and check after installation is finished.
T
est and check items after installation
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37