DC Inverter Multi VRF System
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Fig. 22 Engineering Wiring View of GMV-24WL/C-T(U), GMV-28WL/C-T(U)
5 Check Items after Installation and Test Operation
5.1 Check Items after Installation
Possible conditions due to improper installation
Each part of the unit is installed securely?
Unit may drop, shake or emit noise.
Gas leakage test is taken or not?
Insufficient cooling (heating) capacity.
Unit gets proper thermal insulation or not?
There may be condensation and dripping.
Drainage is smooth or not?
There may be condensation and dripping.
Is the voltage in accordance with the rated voltage
specified on the nameplate?
Unit may have malfunction or components may get
Is the electric wiring and pipe connection installed
Unit may have malfunction or components may get
Unit is securely grounded or not?
Power cord meets the required specification?
Unit may have malfunction or components may get
damaged.
Is the air inlet/outlet blocked?
Insufficient cooling (heating) capacity.
Length of refrigerant pipe and the charging amount
of refrigerant are recorded or not?
The refrigerant charging amount is not accurate.
Binding pieces on compressor feet are removed or
Compressor may get damaged.