Owner's Manual for Thern 3CP Liberty Series Capstan Winches
Page 13
A21392-E-1122
3.1
Cleaning the Winch
Keep capstan clean of dirt and free of oil. Never allow oil to collect on the
drum. Clean the winch to remove dirt and help prevent rust and corrosion.
3.1.1
CLEAN THE WINCH whenever it is dirty.
a
WIPE ALL EQUIPMENT with a mild detergent to remove dirt and grease.
b
WIPE OFF excessive amounts of oil to avoid the accumulation of dirt.
3.1.2
DO NOT APPLY grease or oil to drum.
3.2
Inspecting the Equipment
Do not use damaged or malfunctioning equipment. Use Lock Out/Tag Out
procedures per your company.
Completely correct all problems before continuing. Use the troubleshooting
chart to help determine the cause of certain problems. See Table 2.
Inspect the winch to detect signs of damage or poor operation before they become
hazardous. See Table 1 - Inspection Checklist.
3.2.1
CONSULT APPLICABLE CODES AND REGULATIONS
for specific
rules on inspecting the winch and other equipment.
3.2.2
Instructions for Frequent Inspection
a
VISUALLY INSPECT the winch and all other equipment.
• Check all equipment for cracks, dents, bending, rust, wear, corrosion and
other damage.
• Check the reducer for signs of leakage.
• Make sure the mounting fasteners are tightened securely. When using the
swivel mount, make sure the cotter pin used with the pivot bolt castle nut
is securely in place.
• Make sure the foundation is in good condition, and capable of supporting
the winch and its load under all load conditions.
• Check electrical wiring and connections for wear, corrosion, cuts, and
other damage.
b
TEST WINCH PERFORMANCE by operating the winch with a load not
exceeding the load rating.
• Listen for unusual noises and look for signs of damage as you operate the
winch.
• Make sure the load moves smoothly, without hesitation or strain.
• Make sure the winch responds to the foot pedal control. It must rotate when
you actuate and turn off when you release the control.
Perform frequent inspections:
• Before each operation.
• Every 3 hours during operation.
• Whenever you notice signs of
damage or poor operation.
Perform periodic inspections:
• Every 6 months.
• Whenever you return the winch
to service from storage.
• Whenever you notice damage
or poor operation in a frequent
inspection.
• Whenever you have, or think you
may have, overloaded or shock
loaded the winch.
Frequent Rope Inspection:
•
Use rope manufacturers guide-
lines for rope inspection, replace-
ment and maintenance.
Important!
• Start an inspection program as
soon as you put the winch into use.
• Appoint a qualified person to
be responsible for regularly
inspecting the equipment.
• Keep written records of
inspection. This allows
comparison with comments from
previous inspections so you
can see changes in condition or
performance.
Important!
Increase the frequency of
maintenance procedures if the
unit is:
• Operated for long periods.
• Used to pull heavy loads.
• Operated in wet, dirty, hot, or
cold surroundings.