f
,
BEECHCRAFT
Duchess
76
COMPONENT
Section
VII
Handling,
Serv
and
Maint
OVERHAUL
OR
REPLACE
POWER
PLANT
NOTE
f
\.
f
"
A TBO (time between overhaul) recommedation
is
in no way to be construed as a warranty or
engine
life
proration
basi
s.
The
TB
0
.recommendation is based on the projected time
fot most advantageous initial overhaul.
The
individual operator's experience may indicate a
departure
in
either
direction
from
the
recommended
TBO
for the particular operation.
NOTE
When an engine has been overhauled, or a new
engine installed, it is recommended that low
power
settings
NOT
be
used
until
oi I
consumption has stabilized.
The
average time
for piston ring seating is
approximately
50
hours. Refer to Lycoming Engine Operator's
Manual.
Engines
Propellers
Magnetos
Dry air pressure pumps
All hoses
January
1982
Refer to latest edition Avco-
Lycoming
81
1009
Refer to latest edition Hartzell
Bulletin
61
At engine overhaul
Every
1400
hours or on condition
Hoses
carrying flammable liquids;
at engine overhaul or every 5
years, whichever occurs first.
8-53
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