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MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 i Series
Edition 1/Rev. 0
05-20-00
page 5
January 01/2012
2) Unscheduled maintenance checks
Operating limits
exceeded
An inspection of the engine must be performed if the operating limits of
the engine have been exceeded (e.g. overspeed, excessive temperature
etc.), or if unusual operating conditions have occurred during operation
(e.g. lightning strike). In such cases the engine must be inspected in
accordance with the applicable unscheduled maintenance checks. (See
).
Recommends in-
spections
The manufacturer also recommends the following inspections whenever
maintenance is carried out (where not already prescribed by the airframe
manufacturer, as possible malfunctions could have negative effects on
engine operation.
part
inspection
possible danger
Engine cowling
-
for discoloring and warping.
Danger of overheating
Exhaust fixation
-
re-tighten the exhaust fixation
on the cylinder head after the
first 2 hr. of operation.
Leakage
Exhaust
-
of the exhaust unit (where nec-
essary, replaced application of
LOCTITE Anti-Seize).
Risk of fracture, wear.
Smooth engine running.
Fuel filter
-
of fuel filter on airframe side (for
foreign bodies, sealing material
and loose fragmented material).
Engine may misfire. Pow-
er loss. Engine running too
lean (Engine malfunction
and damage).
Electr. fuel pump
-
correct function.
Insufficient fuel supply.
Engine running to lean
(Engine malfunction and
damage).
Battery
-
acid concentration for each cell
Observe the manufacturers instruc-
tion.
Starting problems
Oil
-
for oil contamination.
-
analyse the oil (provides addi-
tional information on the condi-
tion of the engine).
Possible engine wear
Radiators, Lines
-
for damage.
-
check for discoloration - and
cracks.
Danger of overheating
Propeller
-
undamaged and runs true
-
carry out dynamically balancing
including verification of propeller
track.
Engine damage, unusual
vibrations
Содержание 912 iS Sport
Страница 1: ...AIRCRAFT ENGINES ref no MML 912 i part no 898742...
Страница 157: ......
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