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8024638/AE00/V1-0/2019-09| SICK
S E R V I C E M A N U A L | MCS200HW
Subject to change without notice
5
REPAIRS
Fig. 147: Pressure reducer unit
3
Close the blue ball valve (
see Fig. 148 “Pressure control module, hose connections”,
4
Remove the electronics housing cover
see Chapter “Removing the electronics housing
.
5
Disconnect all hose connections from the slots.
.
Fig. 148: Pressure control module, hose connections
1
Inlet of instrument air with zero gas quality
2
Inlet of instrument air solely as induction air for ejector
3
Manual valve for instrument air selection
4
3 pressure reducers (adjustable)
5
Manual valve (closed)
6
Manual valve (open)
1
Hose connections
2
Ball valve
3
Pressure control module, hose connection
3
Pressure control module, plug connection
To disconnect the hoses, press the metal ring down, then pull the hose off.