Commonwealth legislation

AD/COOL/1 - Stewart Warner Oil Coolers - Inspection and Replacement

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This airworthiness directive requires operators to inspect certain Stewart Warner engine oil coolers and, if they fall within specified model/serial-number ranges, remove and replace them with serviceable coolers outside those ranges.

It affects aircraft owners, operators and maintenance providers that use the listed Stewart Warner coolers; compliance (inspection and replacement at the operator’s expense) is mandatory within the AD’s stated time window to maintain airworthiness.

JSON API

Deep dive

Want the full deep dive?

Zoe can write the in-depth analysis on top of the summary above: how it works, who it affects and what each part actually does.

Current sections

Direct links to the current provisions in AD/COOL/1 - Stewart Warner Oil Coolers - Inspection and Replacement.

AD/COOL/1 - Stewart Warner Oil Coolers - Inspection and Replacement

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source
Coolers

AD/COOL/1 Stewart Warner Oil Coolers - Inspection NK

and Replacement

Applicability: Stewart Warner oil coolers:

Model 8406J with S/Nos. 101 to 1500 10599A with S/Nos. 101 to 700

10568B with S/Nos. 101 to 579

10578B with S/Nos. 101 to 634

Requirement: Inspect the engine oil cooler for applicability within the affected model and serial number range.

Any affected cooler shall be retired from service and replaced with a serviceable cooler not of the subject serial numbered range.

Note: The oil coolers are fitted to, but not necessarily limited to, the following aircraft:

1976 and 1977 Model Cessna 172 and 177.

2. 1976 Model Cessna 177RG.

3. Consolidated Aeronautics Lake LA-4-200.

4. Grumman American Model AA-5A and AA-5B.

5. Mooney M20 Series.

Compliance: Within 100 hours time in service after 30 November 1976.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

1 AD/COOL/1 - Stewart Warner Oil Coolers - Inspection and Replacement