Piper COMANCHE PA-24-180 Service Manual page 269

PIPER COMANCHE SERVICE MANUAL
TABLE Vl41. TROUBLESHOOTING CHART
(LANDING GEAR AND BRAKE SYSTEM)
Trouble
Cuse
Remedy
Landing gear reracoion
system fail to openre.
Wuning horn fais to
operae when throttle
i dosed d lnd lain
ger is remacted.
Transmismion asembly
motor does not stop
when landing gear is
in the fully extended
position.
Amber gea up light out.
Warning horn fails to
stop when throttle is
dosed and landing gear
i extended.
Gear motor circuit breaer
open.
Wire broken on sfery
switch.
Trnmnision notor a-
sembly inoperive.
Trannmiion motor u-
sembly burned out.
Gear motor ground circuit
open.
Microswitch ar throttle
out of adjustment.
Nose gear down limit switch
noperative.
Warning horn asembly.
Landing gear down Limir
switch out of adjust-
ment.
Lamp burned out.
Landing gear up limit
switch out of adjust-
ment.
Gear indicator lights
circuit breaker open.
Microswitch at throttle
connol out of adjust-
ment.
Rese circuit breaker.
Check safety switch and
wire connection.
Check wiring at roansminon
motor assembly.
Replace uansmision motor
uaembiy.
Check ground wire to
fuseige.
Adjust microswitch. Refer
to P graph 6-63.
Check wires and replace
limit switch if necesary.
Adjust or replace if
necesary.
Adjust down limit switch.
Replace lamp.
Adjust limit switch.
Reset circuit breaker.
AdJust microswicch. Refer
to Pragraph 6-63.
Nose gear down limit
inoperauve.
Check wires and replace
limit switch if necessarv.
LANDING GEAR AND BRAKE SYSTEM
ISSUED: 8/18/72
1L5