TABLE XI-VI. TROUBLESHOOTING CHART (ELECTRICAL SYSTEM) (cont.)
Trouble
Cause
Remedy
BATTERY (cont)
Cracked cell jars.
Hold-down bracket loose.
Replace battery and tighten.
Frozen battery.
Replace.
Compound on top of
Charging rate too high.
Reduce charging rate.
battery melts.
Check voltage regulator
voltage.
Electrolyte runs out
Too much water added
Drain and keep at proper
of vent plugs.
to battery and charging
level and check voltage
rate too high.
regulator voltage.
Excessive corrosion
Spillage from over-
Use care in adding
inside container.
filling.
water.
Vent lines leaking or
Repair or clean.
clogged.
Charging rate too high.
Adjust voltage regulator.
Battery freezes.
Discharged battery-
Replace.
Water added and battery
Always recharge battery
not charged immediately.
for 1/2 hour following
addition of water in
freezing weather.
Battery polarity re-
Connected backwards on
Battery should be slowly
versed.
airplane or charger.
discharged completely
and then charged cor-
rectly and tested.
Battery consumes ex-
charging rate too high
Correct charging rate.
cessive water.
(if in all cells).
Cracked jar (one cell
Replace battery.
only).
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY. 28, 1989
ELECTRICAL SYSTEM
2E12
