Arjohuntleigh Maxi Sky 600, Technical Manual, Page: 13 / 48

13
Service Procedures
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Service Procedure #6 - Replacing the Trolley
1) Remove the plastic shell from the chassis by
performing service procedure #1, steps 1 to 9.
2) Unfold the locking tab which is used to secure the
trolley.
3) Remove the trolley locking device with an 8 mm
socket (see Fig. 21).
4) Remove the trolley from the assembly (see Fig. 22).
5) Unscrew the bolts belonging to the left/right motor
support and remove it from the old trolley (see
Fig. 23).
6) Install the motor assembly on the new trolley.
7) Assemble the new trolley to the lift.
8) Reinstall the locking device and fold the locking tab back in its initial position.
9) Reassemble the lift by performing service procedure #9.
10) Before putting the lift back in service, perform a weight load test: Attach a weight equivalent to the ceiling lift’s SWL
to the spreader bar, refer to the specifications sheet of the ceiling lift user’s manual or the label on the lift to determine
the SWL rating. Press the UP button to verify if the unit can lift the load up until the strap is fully wound. Lower the
weight and remove it from the spreader bar.
Service Procedure #7 - Replacing the High Limit Switch
1) Remove the plastic shell from the chassis by
performing service procedure #1, steps 1 to 9.
2) Disconnect the main connector from the circuit
board.
3) With an extractor tool (#005.00374), remove the two
blue limit switch wires from the main connector
(position numbers 4 and 8) (see Fig. 24).
Fig. 22
Fig. 23
WARNING:
It is really important to remember to carry out
this step to avoid any damage to the product which
may result in injury to yourself or others.
This operation could only be performed a
maximum of four times per chassis.
Fig. 21
Locking
Tab
Locking
Device
4-function ceiling
lift trolley
2-function
lift trolley
ceiling
Fig. 24
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