8.3 Work for clearing faults
8.3.1 Replacing the pressure controller
Disassembly
1.
Make sure that the compressed air supply is switched off and secured against a restart.
2.
Reduce the material pressure by activating the extraction point.
3.
Disconnect the compressed air hose from the diaphragm pump.
Fig. 11: Panelling
4.
Unscrew the screws ( Fig. 11/1) and remove the panelling ( Fig. 11/2).
Fig. 12: Pressure controller
5.
Unscrew the screws ( Fig. 12/2) and remove locking washers ( Fig. 12/3).
6.
Remove the complete unit from the pump with the pressure controller ( Fig. 12/1).
Diaphragm pump MP-520
ENGLISH
Article No. 200-0216, 200-0330
GB–37
