For the purpose of these Guidelines the following definitions
apply:
3.1
Extended service interval is
a service interval in excess of 12 months.
3.2
Service life means the same as lifetime and is the time passed since a liferaft was manufactured.
3.3
Onboard inspection means an inspection
carried out on board a ship to verify the conditions of liferafts
without adversely affecting the protective arrangements.
3.4
Inspection personnel is personnel
certified to carry out onboard inspections.
3.5
Service (of inflatable liferafts)
means the execution of a control and maintenance process at an approved
servicing station in accordance with resolution
A.761(18).
3.6
Environmental influences mean
conditions in the maritime environment which may have a direct or
indirect effect on the operational deployment and reliability of liferafts.
3.7
Protective arrangements mean
features in conjunction with liferafts approved for extended service
intervals which can protect the liferafts from harmful environmental
influences.