Piper COMANCHE PA-24-180 Service Manual page 592

PIPER COMANCHE SERVICE MANUAL
3. Connect the external battery to the external power receptacle; turn master switch ON and
start engine using normal starting procedure.
4. Turn master switch OFF; remove external battery. and then reconnect the battery at the
negative terminal.
5. Turn master switch ON.
When starting with a power cart and the airplane's battery is nearly depleted, the procedure in step a
need not be followed. The cpacity of a power cart is sufficient to start an aircraft with a low battery.
9-97. Removal And Installation Of Battery. (PA-24-180, Serial Nos. 24-1 to 24-102 incl.) The battery is
located in the engine compartment at the upper left side of the firewall. The battery may be removed bv
the following procedure-
a Remove the left side and top cowl.
b. Remove the cover of the box by removing the wing nus at the fore and aft side of the cover.
c. Disconnect the battery cables.
NOTE
Always remove the ground cable first and istall
last to prevent
accidenal short circuiting or arcing.
d. Lift the battery from the box.
e. The battery may be installed in reverse order of removal.
9-98 Removal And Installation Of Battery. (PA-24-180 and PA-24-250. Serial Nos. 24-103 and up:
PA-24-260. Serial Nos. 24-4000 to 24-4246. 24-4248 to 24-4299 incl. and 24-4783. 24-8403 and up: and
PA-24-400, Serial Nos. 26-1 and up.) The battery
is
located
in
the lower afr section of the fuselage directly
aft of the baggage compartment. The battery may be removed by the following procedure:
a. Remove the access panel to the aft section of the fuselage located at the aft of the baggage
compartment.
b Remove the cover of the box by removing wing nuts at the fore and aft sides of the cover
c. Disconnect the battery cables.
NOTE
Always remove the ground cable first and install last to prevent
accidental short circuiting or arcing.
d. Lift the battery from the box
e. The battery may be installed in reverse order of removal.
ELECTRICAL SYSTEM
ISSUED: 8/18/72
3 C22