COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Electrical Equipment
AD/ELECT/43 J.E.T. Emergency Power Supply - Inspection/Modification
Applicability: All J.E.T. power supplies. Model PS835 series.
Requirement: 1. If the installation incorporates a panel located battery test switch, install a temporary placard near the test switch which reads as follows:
“To test emerg pwr supply
- Disregard emerg pwr sw test position.
2. A/C master/batt sw - off.
3. Emerg pwr sw - on.
4. Ck operation of accessory/instr”.
2. Modify as required by JET Alert SB A-SB501-1228-7. FAA AD 82-21-04 Amendment 39-4475 refers.
Compliance: For Para. 1 - Within 100 hours time in service after 31 March 1983. For Para. 2 - Within 200 hours time in service after 31 March 1983.
Background: To prevent false indication that emergency power is available.
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