Service manual

SKYJACK, Page 18 SJIII Series
Section 1 - Scheduled MaintenanceService and Maintenance
1.1 Scheduled Maintenance Inspections
Begin the scheduled maintenance inspections by
checking each item in sequence for the conditions listed
in this section.
WARNING
To avoid injury, do not operate an aerial
platform until all malfunctions have been
corrected.
WARNING
To avoid possible injury, ensure aerial
platform power is off during your visual
and daily maintenance inspections.
Electrical
Maintaining the electrical components is essential
to good performance and service life of the aerial
platform.
Inspect the following areas for chafed, corroded and
loose wires:
• basetoplatformcablesandwiringharness
• batterytraywiringharnesses
• hydraulic/electricalwiringharnesses
Hydraulic
Maintaining the hydraulic components is essential
to good performance and service life of the aerial
platform.
Perform a visual inspection around the following
areas:
hoses and fittings•
all hydraulic cylinders•
all hydraulic manifolds•
the underside of the base•
ground area under the aerial platform•
1.1-1 Labels
Refer to the labels section in this manual and determine
that all labels are in place and are legible.
1.1-2 Limit Switches
Detecting limit switch malfunction is essential to safe
aerial platform operation. Ensure limit switches are
properly secured and movement is not obstructed.
Visually inspect all limit switch located inside the scissor
arms and the outrigger assemblies for the following:
• brokenormissingactuatorarm
• missingfasteners
• loosewiring
CONVENTIONALS
COMPACTS
Pothole Protection
Limit Switch
High Speed
Limit Switch
High Speed
Limit Switch