Arjohuntleigh Maxi Sky 600, Technical Manual, Page: 10 / 48

10
Service Procedures
001
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5.3
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Service Procedure #4 - Main Circuit Board Replacement
1) Remove the plastic shell from the chassis by
performing service procedure #1, steps 1 to 9.
2) Disconnect the main connector (see Fig. 10).
3) Unscrew the 3 hexagonal screws using of an
8 mm socket (5/16) (see Fig. 10).
4) Remove the circuit board and replace it with the
new one.
5) Insert the new circuit board and screw it in.
6) Reassemble the unit by performing service
procedure #9.
Service Procedure #4A - Brake Board Circuit Board Replacement (for units
equipped with Brake Board circuit)
1) Remove the plastic shell from the chassis.
2) Disconnect the Brake Board from the Main Circuit Connector (see Fig. 10_a).
3) Disconnect the main cable connector from the Brake Board.
4) Insert the small jumper connector (402-00967) into J3 of the new Brake Board Circuit.
5) Insert the main cable connector to the new Brake Board.
6) Insert the new Brake Board into the Main Circuit (see Fig 10_b).
7) Reassemble the unit by performing service procedure #9.
Service Procedure #5 - Replacing the Strap
1) Remove the plastic shell by performing service procedure #1, steps 1 to 9.
2) Disconnect the main connector from circuit board. This will open the motor circuit and allows the motor to turn more
easily (see Fig. 11).
3) Disengage the transmission with an 8 mm Allen key (see Fig. 12).
a. While restraining the drum with one hand, turn the worm gear shaft counter-clockwise using the 8 mm allen key,
until the worm gear is disengaged completely from the drum.
THE LIFT MUST BE TESTED WITH SWL AFTER BEING REASSEMBLED.
Refer to Programming Manual 001-14154-33 to adjust maximum lifting capacity.
THE LIFT MUST BE TESTED WITH SWL AFTER BEING REASSEMBLED.
Refer to Programming Manual 001-14154-33 to adjust maximum lifting capacity.
Fig. 10
Figure 10_a Figure 10_b