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6. Maintenance & Periodical Checks
6.1 – Electric Motor Removal & Installation
1.
Close the inlet and the outlet line valves.
2.
Set the main switch at the control panel to "0" position.
3.
Verify that filter is drained prior to service.
4.
A qualified technician will carry out the electrical connections.
5.
Disconnect the electric motor from the electrical power source. Prior to removal,
mark the electrical wiring connections (according to colors) on the new motor.
6.
Remove the screw in the rear part of the motor.
7.
Remove the four nuts and washers attaching the motor assembly to the filter
assembly.
8.
Carefully remove the old motor assembly. Verify existence of splint on the motor
axis groove.
9.
Remove the splint out of the old motor axis groove.
10. Carefully slide the new motor assembly into the filter assembly.
11. Install the splint into the new motor axis groove.
12. Install the four nuts and washers attaching the motor assembly to the filter
assembly and the screw to the rear part of the motor.
13. Connect the electric motor to the electrical power source according to the
marking previously made in step 5.
14. Set the main switch at the control panel to "1" position.
15. Open the inlet and the outlet line valves.
16. Perform a flushing cycle by pressing the MANUAL FLUSH switch at the control
panel.
17. Verify that the motor is spinning clockwise and the hydraulic flushing valves close
after 15 seconds.
18. Check for leaks.
WARNING
Take precautions while operating the filter as the filter may enter a flushing
mode automatically, without prior warning.
Figure 4: Electric Motor Removal & Installation
AF9800
