Piper Lance II User Manual

LANCE
II SERVICE
MANUAL
TABLE
XI-III.
ELECTRICAL
SYSTEM
TROUBLESHOOTING
(cont.)
uble
Cause
Rem
Tro
edy
ALTERNATOR
(cont.)
Output
circuit
defective.
Short
circuit
in output
circuit.
Disconnect
wiring
at
battery
post
of
alter-
nator.
Turn
on
master
switch.
Disconnect
each
leg
of
output
circuit,
working
from
the
alternator
towards
the
bus
bar.
Replace
component
or
wire
which
was
isolated
as
defective.
(See
schematic.)
Battery
installed
with
reversed
polarity.
Battery
charged
back-
wards.
Remove
battery
and
reinstall
with
correct
polarity.
Remove
battery.
Con-
nect
load
such
as land-
ing
light
lamp
or
simi-
lar
load
and
discharge
battery.
Recharge
with
correct
polarity
and
test
each
cell
for
signs
of
damage
due
to
reversed
charging.
NOTE
This
type
of
condition
can
only
occur
in
a
case
where
a
dis-
charged
battery
has
been
removed
from
the
airplane
and
put on
a
charger
with
the
polarity
reversed.
This
reversal
in
polarity
cannot
occur
in
the
airplane
due
to
any
fault
in
the
alter-
nator
system.
Issued:
1/3/78
ELECTRICAL
SYSTEM
2H22

Piper Lance II Specifications

General

Manufacturer	Piper Aircraft
Max Takeoff Weight	3, 600 lb (1, 633 kg)
Crew	1
Horsepower	300 hp
Seats	6
Length	27 ft 7 in (8.41 m)
Capacity	5 passengers