A Vacuum pump
B Filling hose for connecting the
pressure gauge set and the
vacuum pump
C Pressure gauge set
D Filling hose for service valve (one
hose end with valve)
E External unit
F Internal device A
G Internal device B
H Liquid line
K Suction line
L Liquid line
M Suction line
N Service valve with protective cap
O Three-way valve
Evacuate the system at the service valves of the external unit.
Evacuate the internal devices F and G in sequence.
Further details regarding the individual steps (cont.)
8
Commissioning, inspection, maintenance
5692 689 GB
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