HADEF 238/10MV Installation, Operating And Maintenance Instruction page 13

Manual worm gear wire rope winch
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11
Maintenance
11.1
General
All monitoring, servicing and maintenance operations are to ensure correct functioning of the equipment;
they must be effected with utmost care.
 Only "qualified persons" may do this work.
 Servicing and maintenance work must only be done when the hoist is not loaded.
 Records must be kept of all test results and measures taken.
11.2
Monitoring
The monitoring and servicing intervals stated are valid for operation under normal conditions and single-shift
operation. In case of severe operating conditions (e.g. frequent operation with full load) or special
environmental conditions (e.g., heat, dust, etc.), the intervals must be shortened correspondingly
12
Inspection
12.1
Periodic checks
Independently from the regulations of the individual countries, lifting devices must be checked at least yearly
by a qualified person or licensed qualified person regarding its functional safety.
12.2
Wire rope
Adequate performance of the servicing and monitoring work acc. to the validated, national regulations
"Basics for cable drives – monitoring during use".
A visual check must be effected before every new work shift.
 Wear
 Deformation
 Fissures
 Corrosion
Report any damage immediately to the responsible person and exchange damaged or worn wire ropes and
load tackles.
12.3
Inspection intervals
Inspection of the equipment by a qualified person (periodic
inspection)
Check screw connections
Check brake function
check brake air gap (only for electric devices) *)
check overload protection if existent
clean and lubricate the wire rope
check wire rope and wire rope end fastenings for damage
and wear
check the load tackle and load hook for cracks and
deformation
*) not for EX design
13
Service
13.1
Wire rope
Wire ropes have to be exchanged by new, original wire ropes if they show corrosion, fracture or if they are
worn.
Checks:
 Fastening screws must be checked before commissioning and at least every 3 months, - tighten them if
necessary.
 Kind and number of broken threads.
5.52.208.00.01.07
on commissioning
daily checks
X
X
X
X
X
1st service after 3
inspection,
months
service every 3
months
X
X
inspection,
service every 12
months
X
X
X
X
X
13

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238/10gv238/10238/10va

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