Fourth Edition • Fourth Printing Operator's Manual
Electrocution Hazards
This machine is not electrically insulated and
will not provide protection from contact with or
proximity to electrical current.
Obey all local and
governmental
regulations regarding
required clearance from
electrical power lines. At
a minimum, the required
clearance contained in
the chart below must be
followed.
Line Voltage Required Clearance
0 to 50KV 10 ft 3.05 m
50 to 200KV 15 ft 4.60 m
200 to 350KV 20 ft 6.10 m
350 to 500KV 25 ft 7.62 m
500 to 750KV 35 ft 10.67 m
750 to 1000KV 45 ft 13.72 m
Allow for platform movement, electrical line sway
or sag, and beware of strong or gusty winds.
Keep away from the
machine if it contacts
energized power lines.
Personnel on the ground
or in the platform must
not touch or operate the
machine until energized
power lines are shut off.
Do not operate the machine during lightning or
storms.
Do not use the machine as a ground for welding.
Work Area Safety
Tip-over Hazards
Occupants, equipment and materials shall not
exceed the maximum platform capacity or the
maximum platform capacity of the platform
extension.
Maximum capacity – GS-3384 and GS-3390
Maximum occupants
7
Models with one platform extension
Platform 2500 lbs 1134 kg
retracted
Platform only 2000 lbs 907 kg
Extension only 500 lbs 227 kg
Extension only Platform only
500 lbs / 227 kg 2000 lbs / 907 kg
Models with two platform extensions
Platform retracted 2500 lbs 1134 kg
Platform with one 2000 lbs 907 kg
extension out
Platform with two 1500 lbs 680 kg
extensions out
Each extension 500 lbs 227 kg
only
Extension only
Platform only
Extension only
500 lbs / 227 kg
1500 lbs / 500 lbs / 227 kg
680 kg
Part No. 133564 GS-3384 • GS-3390• GS-4390• GS-5390 11