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• the operator shall obtain approval fromCASA for thedetailed procedures
underwhich these operationsmay be performed. Theseprocedures
shall be described in themaintenancemanual and shall include: the
circumstances underwhich refuelling or defuelling in hangars or
maintenance area is permitted, and themaximum volume of fuel involved.
For the above purpose, a sealed building is onewhich all theexternal part
within15metres (50 ft) of an aircraft’s fuel tank filling points or vent outlets or
ground fuelling equipment is of non-flammablematerials andhas noopenings
or all openings are closed.
Where the fuelling equipment is notmobile, the aircraft shall be so placed
that it can be rapidlymoved to a placeof safety, and ameans of ensuring that
this can be done shall be readily available.
Note: The following operations arenot deemed to constitute fuelling
operations:
• the drainage of a small quantity of fuel from a fuel systemdrain point; and
• the transfer of fuel from tank to tankwithin an aircraftmaking use
exclusively of lines and equipment permanently installed in the aircraft.
PASSENGERSONBOARDDURINGREFUELLING
Theoperator of an aircraftmust ensure that avgas is not loadedonto an
aircraftwhile passengers are on board, or enteringor leaving, the aircraft.
refuelling
1 — P I LOT RESPONS I B I L I T I ES