Service difficulty report · Pump · Boeing 767259

Difficulty date
February 3, 2008
Submitted
February 6, 2008
Operation
Air carrier
Aircraft
N986AN
Make and model
Boeing 767259
Aircraft serial
24835
Aircraft time
76,648 hours, 15,064 cycles
Part
Pump
Part number
731966
Part serial
MX490165
Condition
Malfunctioned
Location
Hyd System
Part time
34,326 hours, 34,326 cycles
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

C ACMP 04=1 PRESS IS ZERO. EICAS MSG C HYD SYS MAINT IS DISPLAYED. PRESS NORMAL WHEN USING OTHER ACMP. EICAS MSG DOORS DISPLAYED & DOOR AMBER LIGHT ILLUM WITH MLG DOWN MSG & LGT REMAINED ILLUM AFTER LANDING. NLG GREEN DOWN LIGHT FAIL TO ILLUM WITH MLG HANDLE DOWN, MLG DISAGREE DISPLAYED DOORS AMBER LIGHT ON, ALT MLG EXTENSION ACCOMPLISHED IAW AMM 29-11-02/401. ACMP 1 (M232) R & R. TEST SATISFACTORY. IAW FIM 32-30-00 FIG 105 BLOCKS 1, 10, 11, 21, & FIM 32-09-03 FIG 103 BLOCKS 1, 2, 3, 4, 5, 6, 7, 8, MLG IS IN CORRECT ADJUSTMENT & PSEU BITE PROCEDURE PERFORMED, NO FAULT DISPLAYED AFTER PSEU BITE IAW AMM 29-11-02-401, ACMP 1 M232 R & R TEST SATISFACTORY & IAW AMM 32-22-02 PAGE 502 PERFORMED, ADJUSTED OF MECHANIC AF FORWARD DOORS ON NLG.