AD 2004-09-31

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier Model DHC-8-101, -102, -103, -106, -201, -202, -301, -311, and -315 Airplanes on Which Engine Oil Coolers Have Been Installed Per LORI, Inc., Supplemental Type Certificate (STC) SA8937SW

AD Number
2004-09-31
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2003-NM-222-AD
FR Citation
69 FR 26013

Applicability

TypeManufacturerModelDetails
aircraft Bombardier DHC-8-101 Airworthiness Directives; Bombardier Model DHC-8-101, -102, -103, -106, -201, -202, -301, -311, and -315 Airplanes on Which Engine Oil Coolers Have Been Installed Per LORI, Inc., Supplemental Type Certificate (STC) SA8937SW

Unsafe Condition

Oil leakage from the engine oil coolers, which could lead to in-flight engine shutdown due to low oil pressure and reduced controllability of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect or review the airplane maintenance records to determine the part number and serial number of each engine oil cooler. Replace certain engine oil coolers with reworked engine oil coolers.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Bombardier Model DHC-8-101, -102, -103, -106, -201, -202, -301, -311, and -315 airplanes on which engine oil coolers have been installed per LORI, Inc., Supplemental Type Certificate (STC) SA8937SW.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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