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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
MAINTENANCE 3
4 Open the cell cover (see Chapter “Working on the cell”, page 14).
Fig. 24: Ejector block, hose connections
5 Disconnect the cable connection of the oxygen sensor:
▸ Disconnect the plug connection on the device cabinet.
▸ Loosen the fastening clip with a Phillips screwdriver.
6 Disconnect hose connections 2 and 3 with a jaw wrench (see Fig. 24 “Ejector block,
hose connections”, page 27, item numbers 3 and 4).
Fig. 25: Hose slots
1 Ejector block
2 Oxygen sensor
3 Hose connection 2
4 Hose connection 3
5 Hose connection to cell inlet filter
6 Exhaust gas line
The hose connections are marked with numbers on the ejector block and on the slots to
the left of the cell.