ENMET DC Powered Sample Module - Manual (Page 15)

Gas Sampling Unit ENMET Corporation
11
6.2 Pump Maintenance for Pump 04018-118
For the maintenance of ENMET part number 04018-118.
Top View Side View
Figure 10: 04018-118 Pump Features
6.2.1 Pump Diaphragm Replacement
If the diaphragm becomes damaged or torn, it can be replaced.
Replacement diaphragm ENMET part number 04018-117.
Figure 11: Diaphragm Details
Remove 2 star head screws and pump arm. See figures 10 and 11.
Remove damaged diaphragm from pump arm and replace with new diaphragm.
Reattach pump arm and verify diaphragm is properly sealed to check valve housing.
Pump Arm
Check Valve
Housing
Diaphragm
Mounting
Screws
3 places
Star Head
Screw
2 places