Service difficulty report · Regulator Valve · Doug DC873F

Difficulty date
July 26, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N804DH
Make and model
Doug DC873F
Aircraft serial
46124
Part
Regulator Valve
Part number
321432
Condition
Leaking
Location
Nr 1 Engine
Stage of operation
CR
Nature of condition
M
Precautionary procedure
A, H

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

What was found

LEFT MANIFOLD PRESSURE LOW WITH NR 2 BLEED SWITCH OFF (25 PSI) OVER TEMP LIGHT ON NR 1 AND NR 2. REMOVED AND REPLACED REGULATOR VALVE PER M/M 34-12-1. RAN ENGINE OPS NORMAL ON ALL BLEED TEMPERATURES.

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