Piper Lance II - Page 207

LANCE
II SERVICE
MANUAL
TABLE
VI-III.
HYDRAULIC
SYSTEM
TROUBLESHOOTING
(cont.)
Trouble
I
Cause
Remedy
NOTE
If the
retracting
solenoid
of
the pump
can be
heard
to
actuate
when
operating
the gear
selector
switch,
it may
be
assumed
that the
gear
control
circuit
is
operating
properly
and
the
actuator
circuit
should
be
further
checked.
Landing
gear retraction
system
fails
to
operate. (cont.)
Gear
selector
switch
ground
incomplete.
Gear
selector
switch
inoperative.
Check
ground.
Replace
switch.
Hydraulic
pump
ground
incomplete.
Hydraulic
pump
inop-
erative.
Auxiliary
extender
switch
inoperative.
Hydraulic
fluid
in
reservoir
below
operating
level.
Battery
low
or
dead.
1115
Check ground.
Replace
or
overhaul
pump.
Replace
unit.
Fill reservoir
with
hydraulic
fluid.
Check condition
of
battery.
HYDRAULIC
SYSTEM
Issued:
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