Haier AC36NACAAA [25/87] Installation instructions

Haier AC36NACAAA [25/87] Installation instructions
Detach the charge hose from the service port, open
2-way valve and 3-way. Turn the valve rod
anticlockwise until hitting lightly.
6
If it does not stop gas leakage, discharge whole refrigerants from the serice port.
After flaring work again and vacuumize, fill up prescribed refrigerant from the gas
cylinder.
In case of gas leakage, tighten
parts of pipe connection. If
leakage stops, then proceed
steps.
6
No gas leakage?
5
4
Open the valve rod for the 2-way valve to and angle of
anticlockwise 90 degree.
After 6 seconds later, close the 2-way valve and male
the inspection of gas leakage.
CAUTION:
If the refrigerant of the air conditioner leaks, it is necessary to make
all the refrigerant out, then charge the liquid refrigerant into air
conditioner according to the amount marked on the name plate.
To prevent the gas leakage, turn the service port's
cap, the valve rod'd cap for 2-way valve and 3-way's
a lottle more than the point where the torque increases
suddenly.
7
8
After attaching the each caps, check the gas leakage
around the caps.
2
Open
2
Open the handle at low in gaugemanifold, operate
vacuum pump. If the scale-moves of gause (low)
reach vacuum condition in a moment, check 1 again.
3
Close
Vacuumize for over 15min. And check the level gauge
which should read -0.1 MPa (-76 cm Hg) at low
pressure side. After the completion of vacuumizing,
close the handle 'Lo' in gaugemanifold and stop the
operation of the vacuum pump.
Check the condition of the scale and hold it for 1-2min.
If the scale-moves back in spite of tightening, make
flaring work again, the return to the beginning of 3 .
For series 24,28
For series 36,42
3-way valve
2-way valve
Open
90•
Service port
90•
4
90• for 6 sec.
For series 14,18
2-way valve
3-way valve
Open
90•
90•
Service port
4
90• for 6 sec.
2-way valve
3-way valve
90•
Service port
90•
4
90• for 6 sec.
Open
3
For series 24,28
3-way valve
2-way valve
6
6
For series 36,42
Liquid pipe 9.52mm
Gas pipe 19.05mm
2-way valve
3-way valve
6
6
6
6
2-way valve
3-way valve
For series 14,18
Service port cap
7
3-way valve
2-way valve
7
Valve rod cap
Valve rod cap
7
For series 24,28
2-way valve
3-way valve
7
Valve rod cap
Valve rod cap
7
Service port cap
7
For series 14,18
3-way valve
2-way valve
7
Valve rod cap
Valve rod cap
7
Service port cap
7
For series 36,42
INSTALLATION INSTRUCTIONS

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