Stall Warning Horn And Transmitter; Turn Coordinator; Turn-And-Slip Indicator - Cessna T182 Series Service Manual

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