Piper Lance II - Page 208

LANCE
II SERVICE
MANUAL
TABLE
VI-III.
HYDRAULIC
SYSTEM
TROUBLESHOOTING
(cont.)
Trouble
Cause
Remedy
Landing
gear
retraction
system
fails
to
operate.
(cont.)
Pressure
head
air
passage
obstructed.
*
Clear
obstruction.
Pressure
head
hose
off.*
Split
or hole
in dia-
phragm
of
auxiliary
extender.
*
Reconnect
hose.
Replace
diaphragm.
Refer
to
Piper
Service
Letter
No.
810.
*Can
be checked
by
using
override.
Landing
gear
exten-
sion
system
fails
to
operate.
Landing
gear
actuator
circuit
breaker
open.
Reset
circuit breaker
and
determine
cause
for
open
circuit
breaker.
Landing
gear
selector
circuit
breaker
open.
Landing
gear
actuator
circuit
wires
broken.
Landing
gear
selector
circuit
wires
broken.
Reset
circuit
breaker
and
determine
cause
for
open
circuit
breaker.
Check
wiring.
Check
wiring.
HYDRAULIC
SYSTEM
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