MAINTENANCE 5540F/YB5515 OPERATOR’S MANUAL
6-2 Published 10-21-2011, Control # 055-03
LUBRICANTS
It is not the policy of The Manitowoc Company, Inc. to publish
lists of approved lubricants or guarantee lubricant
performance. The responsibility for the quality of the
lubricants rests completely with the distributor or
manufacturer of the lubricant.
In various paragraphs in this maintenance section,
statements may be found, “use (lubricant brand name) or
equivalent.” This statement does not constitute an
unconditional guarantee of performance of the brand of
lubricant mentioned. It is intended only as a guide to the type
of lubricant recommended for a given application.
MAINTENANCE RECORDS
Dated records must be kept for inspection of critical
components such as, brakes, crane hooks, wire ropes,
hydraulic cylinders and relieve valve pressure settings.
These records must be kept where they can be easily
obtained and reviewed.
SPECIAL MAINTENANCE
Delivery Inspection
Fuel Tank
• Fill with correct fuel.
Engine
• Check oil in crankcase
• On diesel engines remove water from fuel filters and
sediment bowl.
Cooling system
• Check coolant level. Fill if level is low.
Hydraulic Tank
• Check oil level. Fill if level is low.
Drive Axles
• Check axle housing lubricant level and wheel hub
lubricant level. Fill if levels are low.
Hoist Gearbox
• Check oil level. Fill if level is low.
Tires
• Check for correct air pressure.
Wire rope cable clamps and connections
• Check for loose or missing parts.
Anti-Double Blocking System
• Check that the system is working properly.
Controls
• Check that all controls are working properly.
After First 50 Hours of Operation
(New Cranes)
Engine
• Change the engine oil and filter.
Transmission
• Change the transmission oil filter.
Swing Gearbox
• Check and tighten mounting bolts.
Hoist Gearbox
• Check and tighten mounting bolts.
Swing Gear Pinion and Swing Gear
• Lubricate.
Grease Fittings
• Apply grease to all grease fittings.
Boom Slides
• Lubricate.
Wheel Mounting Nuts
• Check Torque.
Cranes Not In Regular Use
A crane which has been idle for a period of one month or
more, but less than six months, must be given an inspection
by a qualified person. This person should use the daily
through monthly inspections.
A crane which has been idle for a period of over 6 months
must be given a complete inspection covering all inspections
through one year, by a qualified person.
Standby cranes must be inspected using the daily through
monthly inspection, by a qualified person.
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