MCS100E HW Maintenance Manual 8009624/2009-09 (V1.4) ©SICKMAIHAKGmbH 29
Preventive Maintenance
9 Fit the cap nuts and screw them in steps crosswise up to a torque of 5 Nm.
Fig. 29 Mounted pump
Replace the non-return valve
The non-return valve is located on the pump head.
Fig. 30 Non-return valve
1 Unscrew the non-return valve.
2 Screw in the new non-return valve.
Pay attention to printed arrow direction (
→
Fig. 46).
The arrow tip must point towards the pump head.
Use Teflon tape for screwing in.
Final Steps
1 After installation of the pump in the system: Perform a leak test.
Directional arrows
Heating cartridge connections
Non-return valve
Arrow in pump head
direction
Teflon tape
Teflon tape
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