SDR 98ZZZX1989

Service difficulty report · Valve · Doug MD900

Difficulty date
April 13, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N901CF
Make and model
Doug MD900
Aircraft serial
90000012
Part
Valve
Part number
900P3250210103
Condition
Failed
Location
Flow Control
Part time
253 hours
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

FLOW CONTROL VALVE WILL NOT OPEN AND CLOSE PROPERLY. ALSO, THE VALVE WILL NOT REMAIN SEATED WHICH CAUSES BLEED AIR TO PASS BY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.

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