Service difficulty report · Regulator Valve · Doug DC873F

Difficulty date
November 4, 2005
Submitted
January 3, 2006
Operation
Air carrier
Aircraft
N805DH
Make and model
Doug DC873F
Aircraft serial
46125
Part
Regulator Valve
Part number
32143262
Part serial
713
Condition
Malfunctioned
Location
Nr 2 Engine
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

ON TAKEOFF NR 2 ENGINE OVERPRESS LIGHT ILLUMINATED. REJECTED T/O A/C WEIGHT 252000 IAS 20KTS OAT 13C PA 1000FT. DEFFERRED NR 2 HIGH PRESS 9TH STAGE REG & SO VALVE IAW MEL 36-1-5 SPEC PROC C/W NR 2 HS PRESS 9TH STAGE REG & SO CLOSED. DMI NR 23103 PLACARDS INSTALLED. REF DMI NR 23103/ ON TAKE OFF THRU 20 KTS THE NR 2 ENGINE OVERPRESSURE LIGHT ILLUMINATED. R/R NR 2 ENG PRESS REG VALVE IAW DC8MM 36-12-1 PERFORMED ENG RUN IAW JRH MANUAL AND PNEUMATIC TEST SYST OPS CK'D GOOD THIS ACTION CLEARS DMI NR 23103 PLACARDS REMOVED.

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