M&C TechGroup MP47_D Operator's manual - Manual (Page 18)

18
Gas sampling and gas conditioning technology 6-1.1.1-ME
Figure 9 Sectional drawing pump MP47
Parts and tools required:

Valve plates and structured diaphragm (see spare part list , chapter 20)
N O T E !
Always change valve plates, diaphragm and sealing rings at the same time.
Change the diaphragm and valve plates in the following sequence:
18.1 EXCHANGE OF THE DIAPHRAGM

M ark the position between housing A , diaphragm B and pressure plate C ;
 Loosen the 4 hexagon screws H and remove the pressure plate C and the diaphragm head B ;

Unscrew the diaphragm K by hand out of the tapping hole of the rod L (counterclockwise);
Valve, suction side
Valve, pressure side