213217AAA SJ85 AJ
40
Section 4 – Pre-operation Visual & Daily Maintenance Inspections
4.2 Visual & Daily
Maintenance Inspections
Begin the visual and daily maintenance inspections
by checking each item in sequence for the conditions
listed in this section.
WARNING
To avoid injury, do not operate a MEWP until all
malfunctions have been corrected.
WARNING
To avoid possible injury, ensure MEWP power
is off during your visual and daily maintenance
inspections.
CAUTION
Ensure MEWP is on a rm, level surface.
NOTE
While performing visual and daily inspections
in different areas, be aware to also inspect limit
switches, electrical and hydraulic components.
4.2-1 Labels
Refer to Section 8 in this manual and determine that
all labels are in place and are legible.
4.2-2 Electrical
Maintaining the electrical components is essential to
good performance and service life of the MEWP.
Inspect the following areas for chafed, corroded and
loose wires:
▪
boom to platform cable harness
▪
engine compartment electrical panel
▪
engine wiring harness
▪
rotary manifold wiring
4.2-3 Limit switches
Ensure limit switches
1
are properly secured with
no signs of visible damage and movement is not
obstructed.
4.2-4 Hydraulic
Maintaining the hydraulic components is essential to
good performance and service life of the MEWP.
Perform a visual inspection around the following
areas:
▪
hydraulic tank lter, ttings, hoses, emergency
power unit and turret/base surface
▪
engine compartment ttings, hoses, main pump,
lter and turret/base surface
▪
all hydraulic cylinders
▪
all hydraulic manifolds
▪
the underside of the turret
▪
the underside of the base
▪
ground area under the MEWP
Limit switch locations
1
1
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