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