GEA Bock HGX34e/380-4 - Compressor Operation Procedures

14
D
GB
F
E
I
Ru
96178-06.2015-DGbFEIRu
4| Compressor assembly
4.6 Operating the shut-off valves
 Beforeopeningorclosingtheshut-offvalve,releasethevalvespindlesealbyapprox.¼ofaturn
counter-clockwise.
 Afteractivatingtheshut-offvalve,re-tightentheadjustablevalvespindlesealclockwise.
Pipeconnection
Pipeconnection
4.7 Operating mode of the lockable service connections
Fig.20
Opening the shut-off valve:
Spindle:turntotheleft(counter-clockwise)asfarasitwillgo.
—>Shut-offvalvecompletelyopened/serviceconnectionclosed.
Fig.21
Opening the service connection
Spindle:Turn½-1turntotherightclockwise.
—>Serviceconnectionopened/shut-offvalveopened.
Serviceconnec-
tionclosed
Connection
blocked
Spindle
Serviceconnec-
tionopened
Spindle
Connection
open
Compressor
Compressor
Fig.18
Fig.19
Valve spindle seal
Release
Tighten