Arjohuntleigh Maxi Sky 2, Maintenance And Repair Manual

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Once both ECS trolleys are accessible, unplug all cables connected
to the ECS trolley.
Replace ECS trolley. When connecting the yellow and white wires,
locations are not critical, the wires may be connected on either side.
Once the new ECS trolley electrical cables are connected, reinsert
the MS2 PLUS back into the tracks. Be very careful to align the
ECS brushes with their respective copper strips.
Ensure both track stoppers are reinstalled and torqued to 20 Nm.
Make sure the two ceiling lifts are “On” by pushing in both emer-
gency stop buttons.
Perform the test #10 B of section 14 “Testing the Maxi Sky 2 PLUS
system” of 001-31229-EN MS2 PLUS Initial Start Up.
REPLACEMENT OF MS2 PLUS CONTACT BLADES
Pull on one of the emergency stop cable to shut down both lifts.
Unplug all four wires connected to the contact blade.
A pair of needle nose pliers may help to unplug the connectors.
Using a 7 mm wrench, unscrew the two lock nuts.
Remove the two M4 screws and the two contact blades.
-Install the two new contact blades kit with the supplied M4 screws.
Slightly torque the new lock nuts. Do not over tighten the lock nuts
because damage could occur to the plastic of the contact blades.
-Connect the wires to the contact blades with the yellow wires
connecting to the inside terminals and white wires connected to the
outside connectors.
Make sure the two ceiling lifts are “On” by pushing in both emer-
gency stop buttons.
Perform the test #10 B of section 14 “Testing the
Maxi Sky
2 PLUS
system” of 001-31229-EN MS2 PLUS Initial Start Up.
Lock Nuts
White Wires
Yellow Wires
001-15697 rev
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