Piper ARROW III, Service Manual

Page: 496 / 594

2J2
TABLE XI-V. ELECTRICAL SYSTEM TROUBLESHOOTING (cont)
OIL warning light fails Bulb burned out. Replace.
to operate.
No current to sensor. Check all wire segments
and connections.
Sensor activates at a Replace.
to low setting.
Defective sensor. Replace.
OIL warning light fails Sensor activates at a Replace.
to extinguish. too high setting.
Sensor terminals Remove material
bridged. between terminals.
Defective sensor. Replace.
OVER BOOST warning Bulb burned out. Replace.
fails to operate.
Circuit in manifold Replace gauge.
pressure gauge
defective.
OVER BOOST warning Press to test switch Replace switch.
fails to extinguish. shorted to ground.
Circuit in manifold Replace gauge.
pressure gauge
defective.
VAC warning light fails Bulb burned out. Replace.
to operate.
No current to sensor. Check all wire segments
and connections.
Trouble Cause Remedy
Revised: 2/13/89
CHEROKEE ARROW III SERVICE MANUAL
ELECTRICAL SYSTEM
ANNUNCIATOR PANEL (cont)