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TROUBLE
PROBABLE
CAUSE
CORRECTION
c. Open circuit.
c. Run a continuity
check
on
the
down limit
switch.
7. Landing
gear
will not
a. Bad electrical
connections.
a. Run
a
continuity
check
from
retract
or extend.
circuit
breaker
to
switch.
Inspect
the
dynamic
brake
relay.
b. Landing
gear
motor
not
b.
Check
motor
ground.
grounded.
c. Defective
control
circuit.
c. Check
items
1
through
3.
ENGINE
TROUBLE
PROBABLE
CAUSE
CORRECTION
1. Engine
fails
or is hard
a. Lack of fuel.
a. Check
fuel system
for leaks.
to
start.
Fill fuel
tank.
Clean
dirty
lines,
strainers
or fuel cocks.
b.
Underpriming.
b. Prime
with 2 or 3
strokes
of primer.
c.
Overpriming.
c. Open
throttle
and "unload"
engine
by
turning
in counter-
clockwise
direction.
(Magneto
switches
off on
95 and
B95).
d. Incorrect
throttle
setting,
d. Open
throttle to
one-tenth
of
its range.
e. Defective
spark
plugs.
e. Clean
and adjust
or replace
spark
plug or plugs.
f. Defective
ignition
wire.
f. Check with electric
tester
and
replace
any defective
wires.
g. Defective
battery.
g.
Replace
with charged
battery,
h. Improper
operation
of
h.
Clean
points.
Check
timing
magneto
breaker
points.
of magnetos.
i. Water
in
carburetor
or
1. Drain
carburetor
or fuel
fuel
injector,
injector
and fuel lines.
j.
Internal
failure,
j. Check
oil
sump strainer
for
metal
particles.
If metal
particles
are found,
a complete
overhaul
of
the
engine
may
be indicated
2.
Failure
of
the
engine
to
a.
Incorrect
idle
adjustment.
a. Adjust
throttle
stop
to
obtain
idle properly.
correct
idle,
b. Idle mixture.
b. Adjust
mixture.
e.
Leak in
the
induction
c. Tighten
all connections
in
the
system.
Induction
system.
Replace
any
parts
that
are
defective.
d. Low cylinder
compression.
d.
Check
condition
of piston
rings
and valve seats.
e. Faulty
ignition
system.
e. Check
entire
ignition
system.
3-66
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Table of Contents
Troubleshooting
