Piper Comanche PA-24 Service Manual page 723

PIPER COMANCHE SERVICE MANrAL
9-99. Removal And Installation Of Battery. IPA-24-2bO. Serial ",os
24-4~47.
24-4300 to 24-4782.
24-4784 to 24-4803 incl.) The ballery i, located in the engine companment at the lower right side of the
firewall. The ballery may be removed by the following procedure
a Open the right cowl panel.
b Remo'e the ballery box cover from the box by removing the cover and box retainer rod at the right
'ide of the box Raise the cover enough to allow the box to be removed
c Di,connect the battery cables
",OTE
Alwa~,
remove the ground cable first and in'tall last to pr"ent
accidental ,hort circuiting or arcing
d Slide the box with ballery
10
the right and remove
e The ballery may be installed in re'Orse order of removal
9-IOU Battery Box Corrosion Prevention. The ballerv bo.' should be checked for spilled electrol, te or
corrosion at each 50 hour inspection or at lea't every 30 days. whiche"r comes firs!. Should this be found in
the box. on the terminal, or around the ballen. the ballen should be removed and both the box and ballen
cleaned b,' the following procedure . . ,
a Open the drain clamp at the bOllom of the batten box or with the box removed. drain off am
electrol, te that rna, have overflowed Into the box ' ,
b Clean the box and battery CorroSion effect' may be neutralized by
appl~inga
,olution of baking
soda and water mixed to a
consistenc~
of thin cream The application of this mixture should be applied until
all bubbling action has cea,ed
CAl'TIO,\
Do not allow soda solution to enter
baller~
c. Rinse the ballery and box with clean water and dn
d As necessary. paint the ballery box with an acid resistant paint Allow paint to dry thoroughly
e If installed, close the ballery box drain tube clamp
f Reinstall the ballen
9-101 Checking Eleclrical Switches And Circuit Breakers. Electrical switche, and circuit breakers. located
on the lower portion of the instrument panel. control the navigation and instrument light" landing lights.
electric turn and bank indicator and other electrical component' The circuit breakers automatically break
the electrical circuit if an overload is applied to the sY'tems. thu, preventing ddmage to electrical Wifing To
reset the circuit breakers. simply push in the bUllons Allo\\ ,ufficient time for cooling before reselling circuit
breakers. The time for reselling circuit breakers may \a" considerably. depending on the nature of the
overload and the temperature
ISSt:ED:
8/18/72
3C23
ELECTRIC AL S'o'STEM