Engine Oil Pressure Gauge; General; Troubleshooting; Removal And Replacement - Piper ARROW III Service Manual

10-51. ENGINE OIL PRESSURE GAUGE.

10-52. GENERAL. The oil pressure gauge is mounted in the cluster on the instrument panel. This gauge will
indicate the amount available at the pressurized engine oil passage.
10-53. TROUBLE SHOOTING.
Trouble
Excessive error at zero.
Excessive scale error.
Excessive pointer
oscillation.
Sluggish operation of
pointer or pressure
fails to build up.
10-54. REMOVAL AND REPLACEMENT. (Refer to Paragraph 10-78 of this section.)

10-55. FUEL PRESSURE GAUGE.

10-56. GENERAL. The fuel pressure gauge instrument is mounted in the cluster on the instrument panel. This
gauge is connected to the fuel system at the carburetor fuel inlet fitting.
Revised: 2/13/89
CHEROKEE ARROW III SERVICE MANUAL
TABLE X-X. ENGINE OIL PRESSURE GAUGE
Pointer loose on shaft.
Overpressure or
seasoning of bourdon
tube.
Improper calibration
adjustment.
Air in line or rough
engine relief.
Engine relief valve open.
Cause
2G8
Remedy
Replace instrument.
Replace instrument.
Disconnect line and fill
with light oil. Check for
leaks. If trouble persists,
clean and adjust relief
valve.
Clean and check.
INSTRUMENTS