Jabiru Aircraft
Pty Ptd
Aircraft Service Manual
Jabiru J230-C
REVISION
0
Dated : Feb 2006
Issued By: RAS
Page: 150 of 171
L:\files\Technical_manuals\J230_J430\J230.J430_Work_files\J230-C_Tech_Rev_1.doc
Print Date: 14/01/2009 4:41:00 PM
14.3 BUS BARS
Electrical power for electrical equipment and installations is supplied through Bus Bars.
The bus bars are mounted at the rear of the lower instrument panel. Access is gained by
removing the main instrument panel (see Paragraph 13.2.1).
14.3.1
MASTER SWITCH
When using a key switch, the Master Switch activates a relay which in turn powers the bus
bars. When using a toggle switch, it activates the power direct from the battery.
Refer to Wiring Diagram at Figure 59.
14.4 BATTERY POWER SYSTEM
Refer also to Wiring Diagram at Figure 59.
14.4.1
BATTERY
The battery is 12-volts and approximately 16 ampere-hour capacity. The battery is
mounted in the engine compartment.
14.4.2
BATTERY TROUBLE SHOOTING
Trouble Shooting is limited to inspection of wiring and terminals, battery charge condition
and battery solenoid.
14.4.3
REMOVAL AND INSTALLATION
1.
Disconnect the battery security strap.
2.
Disconnect the ground cable from the negative battery terminal (black insulation).
WARNING
When installing or removing battery, always observe the proper polarity with the
aircraft electrical system (negative to ground). Reversing the polarity, even
momentarily, may result in failure of semi-conductor devices (alternator diodes,
radio protection diodes and radio transistors).
3.
Disconnect the cable from the positive battery terminal.
4.
Lift the battery out of the battery box.
5.
To replace the battery, reverse this procedure.
14.4.4
CLEANING THE BATTERY
For maximum efficiency the battery and connections should be kept clean at all times.
1.
Remove the battery and connections in accordance with the preceding paragraph.
2.
Wipe the battery cable ends, battery terminals and the entire surface of the battery
with a clean cloth moistened with a solution of bicarbonate of soda (baking soda)
and water.