Piper PA-28RT-201T - Page 196

24-02-00
Page 24-09
December 1, 1978
1I4
CHART 2403. TROUBLESHOOTING (ANNUNCIATOR PANEL)
All warning lights fail to Blown fuse. Replace the 5 amp fuse be-
operate. hind instrument panel.
No current from bus. Check all wire segments,
connections, and the re-
ceptacle at the left side of
the annunciator panel.
All the warning lights fail to Test switch grounded out. Check terminals and replace
extinguish after engine is switch if necessary.
running.
OIL warning light fails to Bulb burned out. Replace.
operate.
No current to sensor. Check all wire segments and
connections.
Sensor activates at a too Replace.
low setting.
Defective sensor. Replace.
OIL warning light fails to Sensor activates at a too Replace.
extinguish. high setting.
Sensor terminals bridged. Remove material between
terminals.
Defective sensor. Replace.
OVERBOOST warning Bulb burned out. Replace.
fails to operate.
Circuit in manifold pres- Replace gauge.
sure gauge defective.
OVERBOOST warning Press to test switch shorted Replace switch.
fails to extinguish. to ground.
Circuit in manifold pres- Replace gauge.
sure gauge defective.
Trouble Cause Remedy
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL