6.4.6
Opening the valves
1. Remove cap D from the refrigerant fluid isolation valve B.
2. Open the valve with a hexagonal spanner by turning anti-clockwise
until it stops.
3. Remove cap D from the refrigerant fluid stop valve A.
4. Open the valve with a hexagonal spanner by turning anti-clockwise
until it stops.
5. Put the caps D back in place on valves A and B and tighten with a
torque wrench (tightening torque: 20 to 25 Nm).
6. Disconnect the vacuum gauge and the vacuum pump from the service
connection C.
7. Put the cap back in place on the service connection C.
8. Check the tightness of the connections using a leak detector.
Fig.47
Opening the valve B
MW-4000147-1
1
2
B
D
Fig.48
Opening the valve A
MW-4000148-2
3
D
4
A
Fig.49
Putting the caps in place
MW-4000149-2
5
D
B
A
C
D
6 Installation
50
SPC Split
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