Cessna 182 1978 - Stall Warning Horn and Transmitter; Turn Coordinator; Turn-And-Slip Indicator

MODEL 182 & T182 SERIES SERVICE MANUAL
15-65. STALL WARNING
HORN AND TRANSMITTER. 15-67.
TURN COORDINATOR.
15-66.
DESCRIPTION.
The stall
warning
horn
is
15-68.
DESCRIPTION.
The
turn
coordinator
is
an
mounted
on the glove box.
It is electrically operated
electrically
operated, gyroscopic,
roll-turn rate
and controlled by a stall warning transmitter mount- indicator. Its gyro simultaneously senses rate of
ed on the leading
edge of the left wing.
For further
motion roll and yaw
axis which is projected
on a
information on the warning horn and transmitter,
re- single indicator. The gyro
is a non-tumbling type
fer
to Section 16.
requiring no
caging machanism and
incorporates an
ac brushless
spin motor with
a solid state inverter.
15-69. TROUBLE SHOOTING.
TROUBLE
PROBABLE
CAUSE
REMEDY
INDICATOR DOES NOT RE-
Friction caused by contamination
Replace instrument.
TURN TO CENTER.
in the indicator
dampening.
Friction
in gimbal assembly.
Replace instrument.
DOES NOT INDICATE A Low voltage. Correct voltage.
STANDARD
RATE TURN
(TOO SLOW).
Inverter frequency changed
Replace instrument.
NOISY MOTOR. Faulty bearings. Replace instrument.
ROTOR DOES NOT START. Faulty
electrical connection. Correct
voltage or replace
faulty wire.
Inverter malfunctioning.
Replace instrument.
Motor shorted.
Replace instrument.
Bearings frozen.
Replace
instrument.
IN COLD TEMPERATURES,
Oil
in indicator becomes
Replace
instrument.
HAND FAILS TO RESPOND too thick.
OR IS SLUGGISH.
Insufficient bearing
end play. Replace
instrument.
Low
voltage.
Correct
voltage.
NOISY GYRO.
High voltage.
Correct voltage.
Loose or defective rotor Replace instrument.
bearings.
15-70. TURN-AND-SLIP INDICATOR. operates ONLY when the master switch is on. Its
circuit is protected by an automatically-resetting
15-71. DESCRIPTION. The
turn-and-slip indicator circuit
breaker.
is operated by
the aircraft electrical
system and
15-26