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Portal/Rotator
Crane Inspection Program
This
program will give a unique opportunity to make your crane more efficient,
less costly at a reduced risk factor.
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Annual
or semi annual inspection of your Portal/Rotator Crane.
The Portal/Rotator Crane is still a unique system in the industry
and each crane is custom designed for your particular operation and
climate. For that reason your crane is unique in design, performance
and characteristics, there is no other like it.
Because of this uniqueness, operating standards, safety and maintenance
regulations, inspection schedules etc. are usually not covered in
any statutes of national and / or local crane and safety regulations.
CMAA standards are the only ones applicable to the Portal/Rotator
Crane in design criteria and safety standards.
The Portal/Rotator Crane handles and reacts differently than any other
equipment on site. It's behavior during high wind, it's braking system,
it's wheel alignment, it's hoist characteristics etc. all require
special consideration. The components have different wear rates and
prediction of a failure is rather difficult at times.
In order to predict the failure rate on components and structure it
is of the utmost importance to conduct, at least once a year a thorough
inspection of the Portal/Rotator Crane. This will give you, the customer,
a better tool to prepare scheduled change outs, greatly reduce unscheduled
shutdowns and allow for a more predictable operating budget.
Portal
Crane Parts Ltd. is pleased to offer our Portal/Rotator Crane
Annual Inspection Program especially designed for your particular
Portal / Rotator Crane and operating conditions.
Our unique inspection program is conducted on site for a general
duration of one or two days. This includes a comprehensive report
of the condition of the crane, recommendations of change out or repairs,
complete with guidelines on methods of repair. The inspection includes
the following items:
Visual structural inspection: assisting your local NDT testing
company in identifying the highly stressed areas, including leg and
pin connections.
Rail end stops and Gantry system: gantry wheel wear, flange
measurements, check alignment. Gantry brake and storm brake system.
Anti skew system.
Grapple: tynes, hydraulic systems (including accumulator),
pressure settings and overall condition.
Hoist System: hoist motor, hoist drive system (including couplings),
gearbox, hoist brake alignment and adjustment, hoist drum and wire
ropes, hoist sheaves. Overall condition of hoist system, brake reaction
and general operation.
Trolley assembly: speed regulations, trolley wheel alignment,
flange measurements, trolley rail condition, trolley brakes.
Operators cab: overall condition, correct tension, pressure
and relief settings, power cable damage, "flip over" point.
Limit Switches: operations and settings, control panels condition,
cable trays and brackets, overall electrical system condition.
Review of the overall maintenance and PM program. Operating
practices.
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