THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
PAGE 2
Jun 1/03
5F4
79-30-00
2. Oil T
emper
ature
A. Indicator
(1) Description
The oil temperature indicator is part of the combination engine gauge which also includes the
oil pressure gauge and the cylinder head temperature gauge. This instrument will display a
temperature indication of the engine oil in degrees Fahrenheit.
(2) Troubleshooting
See Chart 2.
(3) Removal and Installation
See Face-mounted Instruments, 39-10-00.
B. Bulb
A standard temperature bulb, located in the oil filter housing on the engine accessory section,
provides a signal to the indicator.
(1) Removal
(a) Remove safety wire from electrical connector and temperature bulb.
(b) Remove electrical connector.
(c) Unscrew and remove temperature bulb.
(2) Installation
(a) Screw in and tighten temperature bulb, then safety.
(b) Connect electrical connector and safety.
CHART 2
TROUBLESHOOTING OIL TEMPERATURE INDICATOR
Trouble Cause Remedy
Instrument fails to show Broken or damaged bulb, Check engine unit and
any reading. or open wiring. wiring.
Excessive scale error. Improper calibration Repair or replace.
adjustment.
Pointer fails to move as Broken or damaged bulb, Check engine unit and
engine is warmed up. or open wiring. wiring.
Dull or discolored marking. Age. Replace instrument.
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