Service difficulty report · Garlock Seal · Boeing 737724

Difficulty date
January 3, 2020
Submitted
January 6, 2020
Operation
Air carrier
Aircraft
N23721
Make and model
Boeing 737724
Aircraft serial
28940
Aircraft time
68,212 hours, 24,198 cycles
Engine
Cfmint CFM567B242
Part
Garlock Seal
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
UK
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

OIL QTY. ON ENG.1LOW FOUND IDG GARLOC LEAKING DURING ENG RUN. REMOVED IDG REF AMM 24-11-11 REMOVED AND REPLACED IDG SEALOL SEAL ASSY, REF AMM 72-60-00-400- 801-F00.NEED LEAK CHECK. ADD FAULT: N INSTALLED IDG REF AMM 24-11-11-400-801 UP TO STEP H. (10) INSTALLED IDG FEEDER CABLES REF AMM 24-11-11-400-801 STEP H. (5) (A) THRU (F) PERFORMED IDT INSPECTION OF INSTALLATION OF #1 ENGINE IDG FEEDER CABLES PER 24-11-11-400-801 STEP H. (5) (A) THRU (F). PERFORMED OPS CKS NO LEAKS NOTED. REF AMM 24-11-11. REPLENISHE D OIL TO FULL. NO FURTHER MX ACTION REQUIRED.