SDR RU3A0921

Service difficulty report · Seal · Lear 60LEAR

Difficulty date: December 10, 2009
Submitted: December 15, 2009
Operation: Air carrier
Aircraft: N58
Make and model: Lear 60LEAR
Aircraft serial: 057
Aircraft time: 6,690 hours, 3,213 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Seal
Condition: Leaking
Location: Bleed Air Sys
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

WHILE AT CRUISE DUAL BLEED AIR LIGHT INDICATION (TAIL COMPARTMENT OVERHEAT WARNING). EMERGENCY / ABNORMAL CHECKLIST COMPLETED AND BLEED AIR SYSTEM ISOLATED. LIGHTS REMAINED ILLUMINATED AND PRECAUTIONARY, OVERWEIGHT LANDING MADE. LIGHTS WENT OUT APPROXIMATELY 20 MINUTES AFTER LANDING. FOUND SMALL LEAK AT BLEED AIR COUPLING DIST DUCT. REPLACED SEALS. REMOVED AND REPLACED RT FORWARD LOOP DETECTOR CONTROL BOX.