Piper CHEROKEE WARRIOR PA-28-151 1995 Maintenance Manual page 381

PIPER CHEROKEE WARRIOR SERV I C E M A N U A L
TABLE XI-I. TROUBLESHOOTING ELECTRICAL SYSTEM (cont.)
Trouble
VACUUM INOP light does not
e x t i n g u i s h .
VACUUM INOP fails to dim
with switch in NIGHT position.
A LT E R N ATOR INOP fails to
i l l u m i n a t e .
A LT E R N ATOR INOP fails to
e x t i n g u i s h .
A LT E R N ATOR INOP fails to
dim with switch in NIGHT posi-
t i o n .
Added: February 28, 1995
Cause
WARRIOR III
ANNUNCIATOR PANEL (cont)
Sensor activates at too high of a
s e t t i n g .
Sensor terminals bridged.
Defective sensor.
Open R-6 resistor in annunciator
box assembly.
Defective K-3 relay in annunciat o r
box assembly.
Blown bulb(s).
Blown 1/4 amp fuse between
alternator and alternator out
s w i t c h .
Defective ALT E R N ATO R
O U T s w i t c h .
Open wiring or connector
between ALT E R N ATOR OUT
switch and annunciator panel.
Open R-10 resistor
a n n u nc iat o r box assembly.
Defective K-5 relay in annunciat o r
box assembly.
(Continued on next page)
2D22
Island Enterprises
Remedy
Replace sensor.
Remove material from between
t e r m i n a l s .
Replace sensor.
Replace resistor.
Replace relay.
Replace bulb(s).
Replace fuse.
Replace switch.
Check wires W2A and W2B, and
connectors R2-6 and P2-6 for
open or bad connections. Repair
as necessary.
in Replace resistor.
Replace relay.
ELECTRICAL SYSTEM