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229042ABA SJ46 AJ+, SJ46 AJ, SJ51 AJ
Section 1 – Scheduled Maintenance Scheduled Maintenance Inspections
1.6 Scheduled Maintenance
Inspections
Do an inspection of the MEWP in this sequence.
WARNING
Do not operate a MEWP until all malfunctions have
been corrected. If you do not obey, there is a risk
of death or serious injury.
WARNING
Turn the main power disconnect switch to the
off position before you do the visual and daily
maintenance inspections. If you do not obey, there
is a risk of death or serious injury.
1.6-1 Electrical
Do a check on these areas for chafed, corroded, and
loose wires:
▪
Boom to platform cable harness
▪
Engine compartment electrical panel
▪
Engine wiring harness
▪
Rotary manifold wiring
1.6-2 Hydraulic
Do a check on these areas and make sure there are
no signs of leakage:
▪
Hydraulic tank filter, fittings, hoses, emergency-
power unit, turret and base surface
▪
Engine compartment fittings, hoses, primary
pump, filter, turret and base surface
▪
All hydraulic cylinders
▪
All hydraulic manifolds
▪
The ground area below the MEWP.
1.6-3 Labels (B)
Refer to the labels section in the Operating Manual.
Make sure all the labels are in the correct location, are
in good condition, and you can read them.
1.6-4 Limit switches (B)
Do an inspection of all limit switches
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located inside
the turret and on the boom. Inspect for the following:
▪
Broken or missing actuator arms
▪
Missing fasteners
▪
Loose wiring.
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