Electric Clock; Outside Air Temperature Gage - Cessna T182 Series Service Manual

MODEL 182 & T182 SERIES SERVICE MANUAL
15-72. TROUBLE SHOOTING.
TROUBLE PROBABLE CAUSE
REMEDY
INDICATOR POINTER
Automatic resetting circuit Replace circuit breaker.
FAILS TO RESPOND. breaker defective.
Master switch "OFF" or Replace defective switch.
switch defective.
Broken or grounded lead to Repair or replace defective
indicator.
wiring.
Indicator not grounded. Repair or replace defective wire.
Defective mechanism. Replace instrument.
HAND SLUGGISH IN RE- Defective mechanism. Replace instrument.
TURNING TO ZERO.
Low voltage. Correct voltage.
POINTER DOES NOT Defective mechanism.
Replace instrument.
INDICATE PROPER TURN.
HAND DOES NOT SIT ON
Gimbal and rotor out of Replace instrument.
ZERO.
balance.
Hand incorrectly sits on rod.
Replace instrument.
Sensitivity spring adjustment
Replace instrument.
pulls hand off zero.
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.
15-73. ELECTRIC CLOCK.
Beginning with 1979 Models a digital clock may be
installed. Refer to Pilots Operating Handbook for
15-74. DESCRIPTION. The electric clock is con- operating procedures.
nected to the battery through a one-ampere fuse
mounted adjacent to the battery box. The electrical 15-75. OUTSIDE AIR TEMPERATURE GAGE.
circuit is separate from the aircraft electrical sys-
(See figure 15-7.)
tern and will operate when the master switch is OFF.
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