Check After Installation And Test Operation; Test Operation Method - Trane 4MYW5-A Installer Manual

Before test operation
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Test operation method

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MS-SVN22A-EN
Check after Installation and Test
Operation
Items to check
Has the indoor unit been firmly attached?
Have you done the refrigerant leakage test?
Is heat insulation sufficient?
Is water drainage well?
Is the voltage in accordance with the rated voltage
marked on the nameplate?
Is the electric wiring and piping connection
installed correctly and securely?
Has the unit been connected to a secure earth
connection?
Is the power co rd damaged?
Is the inlet and outlet been covered?
Has the length of connection pipes and refrigerant
capacity been recorded?
Do not switch on power before installation is finished completely.
Electric wiring must be connected correctly and securely.
Shut-off valves of the connection pipes should be opened.
All the impurities such as scraps and thrums must be cleared from the unit.
Switch on power, press "ON/OFF" button on the wireless remote control to start the
operation.
Press MODE button, to select the COOL, HEAT, FAN to check whether the operation is normal
or not.
Possible problems they generate
The unit may drop, shake or emit noise.
It may cause insufficient cooling(heating)
capacity.
It may cause condensation and dripping.
It may cause condensation and dripping.
It may cause electric malfunction or damage the
unit.
It may cause electric malfunction or damage the
unit.
It may cause electrical leakage.
It may cause electric malfunction or damage the
unit
It may cause insufficient cooling(heating)
capacity.
The refrigerant capacity is not accurate.
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