357 / 476
347
SERVICEABILITYOF INSTRUMENTSANDEQUIPMENT
All instruments and equipment fitted to an aircraft shall be serviceableprior to
takeoff unless:
• flightwith unserviceable instruments or equipment has been approvedby
CASA;
• the unserviceability is permitted under theprovisions of a permissible
unserviceability schedule; or
• the unserviceable instruments or equipment arenot required under the
regulations.
Whereflight is conductedwith unserviceable instruments or equipment,
the unserviceable instruments or equipment shall be prominently placarded
‘UNSERVICEABLE’ or removed from the aircraft.
Note: Where an instrument or item of equipment performsmore than
one function, it is permissible toplacard as unserviceableonly the
function(s) which are unserviceable.
A charter, aerial work or private operatormay elect to have a permissible
unserviceability schedule. In the case of charter or aerial work operators, the
permissible unserviceability schedule shall be incorporated in theoperator’s
operationsmanual.
aircraftequipment fornightVFR
3 – n i ght v fr