Check Items After Installation And Trial Run; Check Items After Installation; Trial Run - Gree GMV5 Compact Series Owner's Manual

5 Check Items after Installation and Trial Run

5.1 Check Items after Installation

Check Items
Has the unit been fixed firmly?
Has the gas leakage be checked?
Does the unit get proper thermal insulation?
Does the unit drain well?
Is the voltage in accordance with the related
voltage specified on the nameplate?
Is the electric wiring and piping connection
installed correctly and securely?
Has the unit been earthed securely?
Is the power cord specified?
Has the inlet and outlet been clogged?
Has the pipe length and refrigerant charging
amount been recorded?

5.2 Trial Run

5.2.1 Check before Trial Run
(1) Check if the unit appearance and piping system are damaged due to transportation.
(2) Check if the wiring terminals of the electronic component are loose and the phase sequence is correct.
(3) Check if the rotation direction of the fan motor is correct.
(4) Check if all valves in the system are fully opened.
5.2.2 Trial Run
5.2.2.1 Notices
(1) Before the trial running, make sure the unit is power on and compressor has been preheated for more than N
(see Table 5.2) hours. Touch the unit to check whether it's normally preheated. Start test operation after unit is
normally preheated, otherwise compressor might be damaged.
GM V5 Compact Series VRF Outdoor Unit
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 malfunction or damage the part.
It may cause malfunction or damage the part.
It may cause electrical leakage.
It may cause malfunction or damage the part.
It may cause insufficient cooling/heating capacity.
The refrigerant charging amount is not accurate.
Table 5.2
Outdoor Temperature/℃
T>10
0<T<10
-10<T<0
T<-10
Conditions Might Happen
N
N≥1
N≥2
N≥4
N≥8
25
Check