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6.2.2 Monthly Maintenance
•
Perform Weekly Maintenance.
•
Apply a light oil or PTFE lubricant to non-greased pivot points, and rollers
•
Apply a generous coating of Industrial High Performance Lubricant with PTFE,
BOESHIELD T-9 Rust & Corrosion Protection Waterproof Lubricant or Metaflux 70-81
Titanium Corrosion Inhibitor and Lubricant using a spray can into the throw-over plate
hinge pipes. Work the throw-over plate back and forth a few times and spray again if
necessary to allow hinge to move satisfactorily. Immediately and completely remove any
lubricant residue from the top surface of the throw-over plate(s) and platform to avoid
personnel slippage.
•
Inspect the appearance of the hydraulic fluid. The fluid should be transparent and clear
of debris.
•
Inspect all hydraulic hoses and fittings. Repair or replace as necessary.
•
Inspect all electrical wiring and connections. Repair or replace as necessary.
•
Inspect limit switches, if applicable. Repair, replace, or adjust as necessary.
•
Inspect control switches and cord, limit switches, if applicable. Repair, replace, or adjust
as necessary.
6.2.3 Semi-Annual Maintenance
•
Perform Monthly and Weekly maintenance.
•
Inspect the hydraulic cylinder and return line. If excessive fluid exists in the vent line, the
cylinder may need to be repacked or replaced.
•
Change hydraulic fluid. Clean the suction screen and vent cap. Replace pressure line or
return line filter element (if equipped).
PULL CABLE
RAILINGS (BOTH SIDES)
HYDRAULIC
CYLINDER PINS
(EACH CYLINDER)
MAINTENANCE
DEVICE
(STOWED)
UPPER/LOWER LEG HINGE
PINS/BUSHINGS (BOTH SIDES)
Presto Lifts
FLEXIBLE RESTRAINTS
(BOTH ENDS OF
PLATFORM)
THROW OVER
PLATE AND
HINGE
PLATFORM
CENTER PIVOT
PINS/BUSHINGS
(BOTH SIDES)
HYDRAULIC POWER UNIT
26
UPPER/LOWER
ROLLERS
(BOTH SIDES)
BASE FRAME
HYDRAULIC
CYLINDERS
PDL Dock Lift Manual
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