Powering On The System - Huawei NetCol5000-A050 Quick Manual

With a Low Temperature Component
The pressure gauge on the left is a low-pressure gauge,

and the one on the right is a high-pressure gauge.
The needle valve specifications are 7/16-20UNF.

9

Powering On the System

9.1
Power-On
Users are classified into two types: operator (preset password: 000001) and admin (preset

password: 000001).
After power-on, the device is in the shutdown state.

After power-on, the compressor starts preheating, and the system generates a compressor

preheating alarm. The preheating takes 12 hours. Before the compressor is preheated, the
device cannot be powered on. To obtain the remaining preheating time of the compressor,
choose Running > Device Details > Compressor.
The smart diagnosis function is available only when the outdoor unit is configured with a

temperature control intelligent monitoring board.
1. Turn on all switches except indoor unit switches QF1 and QF2 in the smart cooling system.
2. Turn on the upstream power input switch for the smart cooling product.
3. Turn on indoor unit switches QF1 and QF2.
4. After the first power-on, the Quick Settings screen is displayed. On the screen, set the
language, date format, date, time, time zone, temperature control intelligent monitoring
board (open the electric control box of the outdoor unit and check whether there is a
temperature control intelligent monitoring board on the box cover. If yes, select Yes for
Temp control intelligent monitoring board under Quick Settings), smart diagnosis
function (that is, the function of detecting insufficient refrigerant and the function of energy
saving control by linkage between the indoor and outdoor units), altitude, and other
parameters. If this is not the first power-on, the home screen is displayed.
Low-pressure
needle valve
Exhaust pipe
needle valve
Liquid pipe
needle valve
Valve
Connection nut
Valve
19
1. Leakage test with nitrogen
2. Vacuumization
3. Refrigerant precharging
Reducing
valve
Electronic
scale
Nitrogen
cylinder
Vacuum
pump
Refrigerant
cylinder