Service difficulty report · Printed Ckt Board · Boeing 737524

Difficulty date
March 4, 2011
Submitted
March 4, 2011
Operation
Air carrier
Aircraft
N17627
Make and model
Boeing 737524
Aircraft serial
27531
Aircraft time
42,802 hours, 22,605 cycles
Part
Printed Ckt Board
Part number
69736301
Condition
Defective
Location
E&E Bay
Stage of operation
CR
How discovered
O
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

DURING CRUISE AT FL360 205KTS VMC CONDITIONS THE LG SYS XFR VALVE PRI CONT & SEC CONT CB LOCATED ON P6-2 D14 D15 WAS FOUND TRIPPED. FLIGHT CONTINUED AND NO RESET OF CB ATTEMPTED. T/S AND FOUND M1190 CIRCUIT CARD BAD. REMOVED AND REPLACED M1190 CIRCUIT CARD REF AMM 32-09-20. PERF LAND GEAR TRANS VALVE OPS CHECK, CHECK GOOD. REF AMM 32-31-71. RESET CB'S PER AMM 20-60-01 REF GMM 14-00-15. ACFT OK TO CONT.