January 2019
Page 14
Exit guide must be clear. Wire rope must run freely
away
from the hoist.
Guide hoist as it climbs up to the stirrup level.
Attach hoist to Suspended Platform Stirrup.
Insert hoist stirrup strap into platform stirrup recess.
Use either Grade 5 nuts/bolts or shoulder bolts and nuts provided by manufacturer.
Tighten nuts securely.
Make sure wire rope exits outward, away from platform’s work area.
Assemble Sky Lock Hoist with Coupling Link.
Coupling Link must provide clearance for straight passage of wire rope.
Remove Coupling Link from storage box.
Line up Coupling Link with hole in the top of Hoist.
Attach with shoulder bolt. Tighten nut securely.
Slide Sky Lock up one inch, then turn Sky Lock Reset Lever
clockwise
to open jaws, letting
Sky Lock slide down wire rope.
Line up hole in Sky Lock with the top of the Coupling Link.
Attach shoulder bolt. Tighten nut securely.
Secure Wire Rope End.
Limit wire rope bitter end to a few feet. Store excess wire rope at top on suspension end.
Test Hoist Load.
Place load equal to weight of workers, tools and materials on one end of the platform. Have
co-worker check rigging for slippage/malfunction during the test.
Inspect all rigging/platform connections. Tighten or adjust as needed.
Select Hoist Directional Switch UP direction to raise the platform
6 inches
off surface.
Turn Manual Trip Lever
counterclockwise
to set the Sky Lock Brake.
Select Hoist Directional Switch DOWN direction.
System should not descend.
Wire rope will loop out between the top of the hoist and the bottom of the Sky Lock.
Select Hoist Directional Switch in the UP direction to take up the loop and raise the platform
one inch
to relieve the load from Sky Lock Jaws.
Turn Sky Lock Reset Handle
clockwise
to reset Sky Lock.
Repeat procedure twice.
Repeat the same hoist load test procedure at the other end of the platform.
If hoist or Sky Lock fails test, return failed unit to Factory Authorized Service Center.
Test Emergency Stop Button.
Select Hoist Directional Switch in the UP direction to raise platform
6 inches
. While
ascending, press the Emergency Stop Button. Power should stop to hoist and primary brake
should engage.
Turn Emergency Stop Button Switch
clockwise
to reset.
Repeat
test.
If Emergency Stop fails, return hoist to Factory Authorized Service Center.
!
WARNING
Serious injury or property damage may result from falling
objects during hoist load test. Be alert and prepared to quickly
move from the likely impact zone.
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