Lycomin 0-360 - High Deck Pressure

TEXTRON LYCOMING
OPERATOR'S
MANUAL
0-360 and
ASSOCIATED
MODELS
SECTION 6
TROUBLE
PROBABLE CAUSE
REMEDY
High
Deck
Pres-
sure (Compressor
Discharge Pres-
sure)
(Cont.)
Controller re-
turn line re-
stricted
Clean or replace line.
Oil pressure
too high
Check pressure 75 to 85
psi (80 psi desired) at
exhaust bypass actuator
inlet.
If pressure on outlet
side of actuator is too
high, have
exhaust
bypass
controller
adjusted.
Exhaust bypass actua-
tor piston locked
in full closed po-
sition.
(Usually
accompanied by oil
leakage at actuator
drain
line).NOTE:
Exhaust bypass nor-
mally closed in
idle and low power
conditions.Should
open when actuator
inlet line is
disconnected.
Exhaust bypass con-
troller mal-
function
Remove and disassemble
actuator,
check
condi-
tion of piston
and pack-
ing or replace
actuator
assembly.
Replace controller.
6-9