SDR DALA2019082304927

Service difficulty report · Tach Generator · Doug MD88

Difficulty date: August 22, 2019
Submitted: August 23, 2019
Operation: Air carrier
Aircraft: N912DE
Make and model: Doug MD88
Aircraft serial: 49997
Aircraft time: 65,373 hours, 51,248 cycles
System (JASC): 7714 · Engine RPM Indicating System
Part: Tach Generator
Condition: Leaking
Location: Nr 1 Engine
Stage of operation: DE
How discovered: O
Nature of condition: K, B
Precautionary procedure: O

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

What was found

DIRTY SOCK SMELL IN COCKPIT DESCENDING BETWEEN 17,000 AND 13,000. FAS DID NOT SMELL IT IN THE CABIN. C/W NO GO ODI PREV 2172 PER AMDS 2120-2367. FOUND NBR 1 ENG. TACH GEN. LEAKING, REF LOGS 6017312 & 6017313. C/W AMDS 2120-2368, OIL CONT. CLEANING, C/W AMDS 7100-2619 PNEU. SYS. DUCT BURNOUT. (LP6017308)

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