Mooney M20B - Battery Charging Rate; Equipment List

Table 5
ELECTRICAL
SYSTEM
TROUBIIESHOOTING
BATTERY
TRO’JBLE
CAUSE
REMEDY
~ischarged
battery.
Battery
worn
out.
Replace battery.
Charging
rate not
set
’Reset
(Reier
Lycoming ~anual).
right.
Remove load
when
gene-atar
is
not
Discharging
rate
too
great,
charging
and
reduce
use
of
starter,
etc.,
on
ground;
use
external
power
whenever
possible.
Standing
too
long.
Remove
and
recharge
battery.
Equipment
left
on
Remove
and
recharge’battery.
accidently.
Impurities
in
electrolyte.
Replace
battery.
Short. circuit
ground)
in
Check
wiring.
wiring.
Broken
cell
partitions.
Replace
battery.
Battery
life
is short
fnsufficient
electrolyte.
Maintain
electrolyte
level.
Heavy
discharge.
Remove
loads
when
generator
is
not
-´•-=_
charging.
Sulfation
due
to
disuse.
Long
slow
charge
for
SO-100 hours
at
~h
regular
charging
rare.
Impurities
in
electrolyte.
.Replace
battery.
Low
charging
rate.
Adjust
voltage
regulator.
Cracked
cel9
j~rs.’
Hold-down
bracket loose.
Replace
battery
and
tighten
Frozen
battery.
Replace battery.
Compound
on
top
of
Charging
rate
too
hi~h.
Reduce
charging.rate´•
by
adjusting
battery
melts.
voltage
regulator.
Electrolyte
runs
out
of
Too
much
water
added
to
Drain
and
keep
at
proper
level
and
vent
plugs.
battery
and
charging
rate
adjust
voltage
regulator;
too
high.
EStcessive
corrosion
inside
Spillage
from
overfilling.
Use
care
in
adding
water.
container.
Vent
lines
leaking
or
Repair
or
clean
clogged.
OLDWILLWAYNE