P2012
AIRCRAFT MAINTENANCE MANUAL
28-00 Fuel
System
Inspect fuel valves for leaks, general condition and security of
installation
X
28-00 Fuel
System
Inspect operation of fuel selector valve control levers. Check
for selector valve and bowden cable restricted movement,
interference or unusual play.
X
28-00 Fuel
System
Check electrical fuel pump electrical connections and
operation. Check fuel line connections for leakage.
X
28-00 Fuel
System
Check fuel pressure sensor installation and electrical
connection.
X
28-00 Fuel
System
Check the fuel level sensor for damage, cracks, leaks Fuel
System from gasket, corrosion and electric wires attachments.
Check for correct operation.
X
ATA Item Maintenance Task Frequency
A B C D E
HEATING AND VANTILATION
21-00 Heating
and
ventilation
Inspect cockpit ventilation system. Check NACA inlet,
air ducts and air scoops for obstruction and damage.
X
21-00 Heating
and
ventilation
Inspect cabin ventilation system. Check NACA inlet,
Heating and blower, air ducts for obstruction, damage
and correct operation
X
21-00 Heating
and
ventilation
Check the air scoops for condition and free movement
X
21-00 Heating
and
ventilation
Inspect pilot heaters and defrost controls/blowers for
operation and condition. Check for operation,
restricted Heating and movement, interference or
unusual play. Check defrost emergency valve for
correct airflow deviation to defrost scoops.
X
ATA Item Maintenance Task Frequency
A B C D E
COMMUNICATION SYSTEM
23-00 Communicatio
n
Inspect Audio panel for general condition, operation
Communication and security of installation.
X
23-00 Communicatio
n
Check antenna. Check mounts for damage and
Communication security.
X
23-00 Communicatio
n
Check static dischargers for condition. Check electrical
Communication bonding to the A/C
X
05-20-00
Page 36
5
th
Edition - Rev. 0
2022, Jan 14