Skyjack SJ20 Operation Manual

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SJ20236504ACA
Section 3 – Familiarization Features and devices
3.4-7 Pothole protection device
1
1
Pothole protection: These steel weldments
reduce ground clearance and assist in the
stability of an elevated MEWP in the event of the
MEWP encountering a “drop-off” or “pothole.”
WARNING
Crush hazard. Personnel on the ground must
stay away from the pothole protection device. If
you do not obey, there is a risk of death or serious
injury.
3.4-8 Platform load-sensing system
The platform load-sensing system prevents normal
MEWP movement when the platform is overloaded
and in a stationary position. Refer to Section 7.5 for
platform capacities.
Load status Result
The platform is near
the rated load.
The light on the
emergency-stop button
flashes on the platform and
base control consoles. All
functions are available.
The platform is at the
rated load.
The alarm sounds. The
light on the emergency-
stop button flashes on the
platform and base control
consoles. All functions are
available.
The load on the
platform is more than
the rated load.
The light on the emergency-
stop button continues to
flash on the platform and
base control consoles.
The alarm continues to
sound at an increased
frequency.
All normal MEWP
movement functions are
unavailable.
Remove the overload from the platform to continue
the usual operation.
WARNING
Fall hazard. Do not try to free a snagged platform
with the base controls until you remove all
personnel from the platform. If you do not obey,
there is a risk of death or serious injury.
FAMILIARIZATION

Skyjack SJ20 Specifications

General

Brand	Skyjack
Model	SJ20
Category	Lifting Systems
Language	English