GMV DC Inverter VRF
48
4.8.2 External wiring diagram of modular connection
Fig. 4.8.2
Note: maximum number of ODU (N) and maximum number of IDU (n) are based upon the
combination type of ODU. For details, please refer to the introduction of units’ combination.
5 Check Items after Installation and Trial Run
5.1 Check Items after Installation
Has the unit been fixed firmly?
The unit may drop, shake or emit noise.
Have you done the gas leakage test?
It may cause insufficient cooling/heating
capacity.
Is the unit get proper thermal insulation?
It may cause condensation and dripping.
Does the unit drain well?
It may cause condensation and dripping.
Is the voltage in accordance with the rated voltage
specified on the nameplate?
It may cause malfunction or damage the part.
Is the electric wiring and piping connection
installed correctly and securely?
It may cause malfunction or damage the part.
Has the unit been earthed securely?
It may cause electrical leakage.
Is the power cord specified?
It may cause malfunction or damage the part.
Has the inlet and outlet been blocked?
It may cause insufficient cooling/heating
capacity.
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