Rev 0.2 19 | P a g e
4 Inspection & Maintenance
4.1 Introduction
Following the recommended procedures set out in this section will help to ensure safe
operation of the FROG-XT6.
4.2 Definitions
Transfer Lift
A transfer is defined as one pickup and put down when passengers are on board, or when
the unit carries more than its tare weight.
Usage Category
This is defined by the number of transfer lifts per year. There are four different usage
categories from low to very high.
Critical Parts
These are the identified set of load bearing parts.
Competent Person
A competent person is a person who has appropriate practical and theoretical knowledge
and experience of the equipment. This will enable them to detect defects and weaknesses
and to assess their importance in relation to the safety and continued use of the equipment.
It is essential that the competent person is sufficiently independent and impartial to allow
objective decisions to be made.
Non Destructive Testing
Although not considered necessary, some operators choose to adopt a dye penetrant crack
inspection prior to any re-installation of a critical part.
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