Piper Lance II - Page 485

LANCE
II SERVICE
MANUAL
TABLE
XI-III. ELECTRICAL
SYSTEM
TROUBLESHOOTING
(cont.)
Trouble Cause
Remedy
ANNUNCIATOR
PANEL
(cont.)
OIL warning light
fails to operate.
Bulb burned out.
No current to sensor.
Replace.
Check
all wire segments
and connections.
Sensor activates at a
too
low
setting.
Defective sensor.
Replace.
Replace.
OIL warning light
fails
to extinguish.
Sensor activates at a
too high setting.
Replace.
Sensor
terminals
bridged.
Defective sensor.
Remove
material
between terminals.
Replace.
OVER BOOST warning
fails
to
operate.
Bulb
burned
out. Replace.
Circuit in manifold
pressure
gauge
defective.
Replace gauge.
OVER BOOST warning
fails
to extinguish.
Press to
test switch
shorted
to ground.
Replace
switch.
Circuit in manifold
pressure
gauge
defective.
Replace
gauge.
VAC warning light fails
to operate.
Bulb burned out.
No current
to
sensor.
Replace.
Check
all
wire
segments
and connections.
Issued:
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ELECTRICAL SYSTEM
215