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SJ12 E, SJ16 E, SJ20 E243762ABA
Section 3 – Familiarization
Features and devices
3.4-8 Pothole protection device
1
1
Pothole protection: These steel weldments
reduce the ground clearance and assist in the
stability of an elevated MEWP in the event of the
MEWP encountering a “drop-off” or “pothole.”
3.4-9 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 7.4 for
the platform capacities.
Load status Result
The platform is near
the rated load.
The light on the
emergency-stop button
ashes 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 ashes 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
ash 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
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