
10-81. TROUBLESHOOTING.
TABLE X-XIII. OIL TEMPERATURE INDICATOR.
10-82. REMOVAL AND REPLACEMENT. Refer to Paragraph 10-89 of this section.
10-83. AMMETER.
10-84. GENERAL. The ammeter is mounted in the instrument panel. This instrument measures the output of the
alternator into the entire electrical system including the battery charging demand.
10-85. TROUBLE SHOOTING. Refer to Section XI. (Alternator Section)
10-86. REMOVAL AND REPLACEMENT. Refer to Paragraph 10-89 of this section.
10-87. REMOVAL AND REPLACEMENT OF FACE MOUNTED INSTRUMENTS.
10-88. GENERAL. Since an instruments are mounted in a similar manner, a description of a typical removal and
installation is provided as a guide for the removal and installation of the instruments. Special care should be
taken when any operation pertaining to the instruments is performed.
a. Remove the face panel by removing the screws from around the perimeter of the panel.
b. With the face panel removed, the mounting screws for the individual instruments will be exposed. Remove
the connections to the instrument prior to removing the mounting screws of the instrument to be removed.
—NOTE—
Tag instrument connections for ease of installation.
Trouble
Cause
Remedy
Instrument fails to
Broken damaged bulb.
Check engine unit and
show any reading.
Wiring open.
wiring to instrument.
Excessive scale error.
Improper calibration
Repair or replace.
adjustment.
Pointer fails to move
Broken or damaged bulb
Check engine unit and
as engine is warmed up.
or open wiring.
wiring.
Dull or discolored
Age.
Replace instrument.
marking
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY. 28, 1989
INSTRUMENT
2C11