SDR 96ZZZM919

Service difficulty report · P And D Valve · Doug DC932

Difficulty date: April 28, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N913VV
Make and model: Doug DC932
Aircraft serial: 47318
Engine: Pwa JT8D9A
System (JASC): 7320 · Fuel Controlling System
Part: P And D Valve
Part number: 714810
Condition: Malfunctioned
Location: Nr 2 Engine
Stage of operation: CL
Nature of condition: O
Precautionary procedure: A

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

What was found

ON FLT 400 - ATL-ATL - AIR RETURN, AFTER TAKEOFF CLIMB POWER WAS SET, THE NR 2 ENGINE BEGAN TO SURGE, EPR 1.5-1.7, F/F PLUS MINUS 1500 LBS/HR, EGT, N1, N2 ALSO FLUCTUATED. REPLACED PRBC AND P AND D VALVES IAW MM 73-10-2 (P AND D) AND 75-31-1 (PRBC), RAN NR 2 ENGINE IAW MM 71-00 OPS CHECKED GOOD.

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