43
Remove and fit the screw drive motor
1. Disconnect the power supply.
2. Disconnect the electrical cable at the terminal box and make a note of
the cable route for later installation.
3. Undo and remove four nuts
(2)
.
4. Undo and remove four cheesehead screws
(1)
and remove the upper
shell support ring
(3)
.
5. Remove the drive motor
(4)
.
6. Undo the pin screw
(6)
and take the claw coupling
(5)
off the drive
motor
(4)
.
7. Check the star
(7)
for signs of possible damage and replace it if
necessary.
8. Remove the grease chamber.
9. Undo four cheesehead screws
(8)
and take off the motor flange.
10.
Clean motor shaft and contact surface apply thin coat of
conventional copper paste.
11.
Fit parts in reverse order.
5 Maintenance and cleaning