Operator's manual Manual

Gas sampling and conditioning technology 6-1.2.1ME

Figure 6 Sectional drawing N3/5 KPE

Figure 7 Sectional drawing N9 PE

Parts and tools required:

 Valve plates, sealing rings (2 for each pump head) and structured diaphragm(s)

 Screwdriver no. 1

NOTE!

Always change valve plates, diaphragm and sealing rings at the same

time.

Change the diaphragm, valve plates and sealing rings in the following sequence:

 Remove pump head

 Change diaphragm

 Change valve plates and sealing rings

 Refit pump head

Proceed as follows:

14.1 REMOVING THE PUMP HEAD TYPE N 3/5/9 KPE/KP18

 Make a mark on the head plate 3 (N3/5 with metal frame), intermediate plate 2 and housing 1

with a felt-tip pen. This helps avoid incorrect assembly later

 Undo the screws 4 in the head plate with the intermediate plate off the pump housing.