Battery Box Removal And Installation; Installation Of Battery 1J2; Testing Battery 1J2; Charging Battery 1J2 - Piper PA-44-180 SEMINOLE Maintenance Manual

INSTALLATION OF BATTERY.
1. Ascertain that both the battery and battery box are clean and free from any acid.
2. Position the battery in the box with the positive terminal closest to the positive cable.
3. Connect the positive lead (PIC) to the positive battery terminal and secure.
4. Connect the ground cable to the negative battery terminal and secure.
5. Reinstall the battery box cover and secure with four cam locks; then close nose section.
TESTING BATTERY.
The specific gravity check method is listed in Chart 2404. If the alternator output is known to be correct. the
question of battery capability can be more accurately determined with a load type tester.
CHARGING BATTERY.
If the battery is not up to normal charge, remove it from the airplane and charge, starting with a charging rate
of 4 amps and finishing with 2 amps. A fast charge is not recommended.
BATTERY BOX DESCRIPTION.
The box is made of thermoplastic with a vent and drain system. The vent allows fresh air to enter the box and
draw off fumes that may accumulate due to the charging process of the battery. The drain is capped at the bottom
of the fuselage and should be opened occasionally to drain any accumulation of liquid or during cleaning of the
box.
REMOVAL OF BATTERY BOX. (Refer to Figure 24-2)
1. Remove the battery from the box.
2. Remove the two mounting bolts and nuts securing the master contactor relay to the left side of the box.
Note the location of components secured by these same bolts.
3. Remove the six mounting bolts securing the box and remove the box.
INSTALLATION OF BATTERY BOX. (Refer to Figure 24-2)
1. Position the battery box in place and secure with six bolts previously removed.
2. Position the master contactor relay on the left side of the box and secure with the two bolts and nuts
previously removed. Insure the proper connection of any components previously disconnected.
3. Install the battery and make the appropriate connections.
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
1J2
2 4 - 3 2 - 0 9
Page 24-14
Revised: May 15, 1989