AD/PA-32/74 Amdt 1 - Ammeter Installation
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Piper PA-32 (Cherokee Six) Series Aeroplanes
AD/PA-32/74
Amdt 1
Ammeter Installation 12/86
| Applicability: | PA-32-260 | with S/Nos | 32-1 through 32-7800008 |
|---|---|---|---|
| PA-32-300 | with S/Nos | 32-40000 through 32-7940290 | |
| PA-32R-300 | with S/Nos | 32R-7680001 through 32R-7880068 | |
| PA-32RT-300 | with S/Nos | 32R-7885001 through 32R-7985105 | |
| PA-32RT-300T | with S/Nos | 32R-7787001 through 32R-7987126 | |
| PA-32-301 | with S/Nos | 32-8006001 through 32-8106087 | |
| PA-32-301T | with S/Nos | 32-8024001 through 32-8124030 | |
| PA-32R-301 | with S/Nos | 32R-8013001 through 32R-8113094 | |
| PA-32R-301T | with S/Nos | 32R-8029001 through 32R-8129090 |
Except those aircraft fitted with ninety (90) ampere alternators.
Requirement: Action in accordance with Piper Service Bulletin No 811A. Ensure the shunt is positioned and adequately supported to prevent mechanical loads being applied to the 20 gauge wires connected to the ammeter.
Compliance: Within 100 hours time in service after 31 July 1986.
Background: Reports have been received of loose and/or shorting ammeter connections at the ammeter cluster gauge. If this condition is allowed to continue without rectification the possibility exists for electrical failure or a fire within the cockpit. Amendment 1 clarifies the protection requirement.