Piper Lance II - Page 479

High field circuit
resistance.
Defective voltage
regulator.
LANCE
II
SERVICE
MANUAL
TABLE
XI-III.
ELECTRICAL
SYSTEM
TROUBLESHOOTING
(cont.)
Trouble
Cause
Remedy
ALTERNATOR
(cont.)
Excessive
ammeter
fluctuation.
Excessive resistance
in field
circuit.
Check all connections
and wire terminals in
field circuit for de-
terioration such as
loose binding posts,
broken
wire strands
at
terminals, etc. Tighten
all
connections
and
replace
faulty
term-
inals.
If problem
persists,
jump across
terminals
of the following com-
ponents one at a time
until the faulty unit
is isolated.
a.
Field
5 amp (al-
ternator) circuit
protector.
b. Alternator half
of master switch.
c. Overvoltage relay.
Replace voltage regu-
lator.
ELECTRICAL
SYSTEM
Issued: 1/3/78
2H23