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AVANTI Service Lift for Wind Turbines
13.2 Alternative planning
Owners who strictly follow the maintenance program and the daily inspections, and can document it
could decide with taking over the responsibility as well to provide the following alternative planning:
Frequency
Performed by
Components
Daily
User
Overall / Travel zone
Control and safety devices
Fall arrest device
Annually
Certified Technician
Overall / Travel zone
Control and safety devices
Cabin
Traction hoist
Fall arrest device
Overload limiter
Traction and safety wire ropes
Guiding system
Electrical system
Information signs and documents
Doors and hatches
Cabin control box
Safety switches
Interlock system
Platforms
Every ten years or every 125 hours of operation
(whatever occurs first)
Certified Technician
Traction hoist
Fall arrest device
Every 20 years or 250 hours of operation
(whatever occurs first)
At Avanti Workshop
Traction hoist
Fall arrest device
13.3 Cautions
Before any maintenance task, ensure that walking way
surfaces are dry and not slippery. Before any
maintenance operation, check that the service lift is
properly out of service. In case of a fault, do not use the
service lift until it is solved. If required secure workplace.
During maintenance tasks, personnel shall:
• Wear at least the following PFPE: fall arrest equipment
(when falling height is more than 6.5 ft (2 m)), hand
gloves, helmet, safety glasses and working gear.
• Place cabin at bottom platform and disconnect
power supply.
• Use an electricity measuring tool when performing
inspection of electrical components.
• Use a hand winch attachable to the ladder when
handling big/ heavy loads and shall be performed
at least by 2 persons.
• Panel parts shall be removed to facilitate access
to confined spaces.
• Use a cable grip when replacing travelling cable (if
installed).
• Keep cabin doors closed when using a 3-step ladder.
Only certified technicians shall perform
electrical installation tasks.
When plugging the servivice lift to the power
supply, ensure that supply phases are correct!
13.4 Annual inspection
Have the entire system tested by a certified technician
at least once a year, especially the traction hoist and the fall
arrest device. However, it may be required more frequently
depending on use and the conditions of use and operation.
The traction hoist and fall arrest device must be inspected ac-
cording to intervals included in the sections 13.1 or 13.2 tables
(see above). Hour counter is found in the main control box.
A certified technician must carry out the annual
inspection following the appropriate Inspection Appendix.
Owner must ensure that the results of all annual and
extraordinary inspections are logged in the appropriate
Inspection Appendix.
In case of replacement of hoist, Fall Arrest Device and/or
0.33 in (8.4 mm) wire ropes, the operation/s and the related
total hours of use of this/these component/s, must be
logged in the appropriate Inspection Appendix.
13.4.1 Cabin
Inspect the cabin structure, joints, attachments and acces-
sories.
13.4.2 Traction hoist
The traction hoist shall be maintained according to
maintenance planning (please see sections 13.1 or 13.2).
Relevant maintenance instructions are provided to each
person during the training. These maintenance inspections
must be only carried out by a certified technician.
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