Wood’s Powr-Grip MRPT89AC - Manual (Page 19)

Rev 30.0/6-13 17 MRPT-AC: #35060
MAINTENANCE
WARNING: Make sure power source is disconnected before servicing lifter.
Note: One or more wiring/hose routing diagrams may be provided in the final section of this
INSTRUCTIONS manual for reference when servicing the lifter or trouble-shooting a deficiency.
I
NSPECTION
S
CHEDULE
Perform inspections routinely, according to the following frequency schedule:
Every-Lift Inspection
• Examine the vacuum pads and load surface for contamination or debris (see V
ACUUM
P
AD
M AINTENANCE to follow).
• Examine the vacuum pads, controls and indicators for visual damage (see V
ACUUM
P
AD
M
AINTENANCE
to follow).
If any deficiency is detected during the inspection, correct it before using the lifter and perform
the Frequent Inspection to follow.
Frequent Inspection
( following every 20-40 hours’ use; or whenever lifter is out of service for 1 month or more )
• Examine the lifter’s structure for visual damage.
• Examine the vacuum system (including vacuum pads, fittings and hoses) for visual damage.
• Examine the air filter for conditions requiring service (see A
IR
F
ILTER
M
AINTENANCE
to follow).
• Perform the V
ACUUM
T
EST
to follow.
• Check for unusual vibrations or noises while operating the lifter.
If any deficiency is detected during the inspection, correct it before using the lifter and perform
the Periodic Inspection to follow.
Periodic Inspection
( following every 250-500 hours’ use; or whenever lifter is out of service for 1 year or more )
• Examine the entire lifter for external evidence of looseness, excessive wear, deformation,
cracks, excessive corrosion, dents to structural or functional components, cuts, or any
deficiency which might constitute a hazard.
• If the lifter runs on AC electrical power, inspect all parts of the electrical system for damage,
wear or contamination that could constitute a hazard, in compliance with all local codes and
regulatory standards that are relevant for the geographical region.
CAUTION: Be sure to use appropriate cleaning methods for each type of electrical
component, as specified by codes and standards. Improper cleaning
can damage components.
• Keep a written record of all Periodic Inspections.