SDR GLBA20101206A

Service difficulty report · Bleed Air Sys · Beech 1900D

Difficulty date: December 6, 2010
Submitted: December 10, 2010
Operation: Air carrier
Aircraft: N210GL
Make and model: Beech 1900D
Aircraft serial: UE210
Aircraft time: 29,946 hours, 36,782 cycles
Engine: Pwa PT6A6
System (JASC): 7500 · Engine Bleed Air System
Part: Bleed Air Sys
Condition: Inoperative
Location: Left
Stage of operation: CL
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

CLIMBING THROUGH 20,000 FT COULDN'T GET CABIN TO QUIT CLIMBING, HAD TO DEPLOY MASKS & RETURN TO DEPARTURE, DIR STUCK AT 3.4 PSI WOULD NOT GO HIGHER. STOWED & RELOCKED MASKS IAW MM 35-20-01. RAN ENG & PRESSURIZED - NO AIR FROM LT BLEED, REMOVED ORIFICE PLATE FROM BLEED AIR DUCT, RAN ENGINES PER TC 1900-7100.10, SYS OPS CK GOOD IAW BMM 21-30-00.

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