Service difficulty report · Transformer · Boeing 737524

Difficulty date
September 7, 2010
Submitted
September 9, 2010
Operation
Air carrier
Aircraft
N19621
Make and model
Boeing 737524
Aircraft serial
27334
Aircraft time
42,930 hours, 22,982 cycles
Part
Transformer
Part number
0802032501
Condition
Unserviceable
Location
Electrical Sys
Stage of operation
CL
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

SMELLED ELECTRIC ODOR DURING CLIMBOUT OF EWR. CHANGED ATA 2400 TO 2430. PERFORMED INSP TASK 05-51-95-200-801C2. FOUND BATTERY O/H AND EXT PWR C/B'S TRIPPED. R&R''D BATT & BATT CHGR. FOUND NO OTHER DEFECTS W/ PARTS OR WIRING. NO FAULTS NOTED W/ EXT PWR SYS. RAN ENGS DUE TO CREW REPORT ON FORM 46.6020. A/C OPS CHECKS GOOD PER AMM 24-31-11 AND 24-31-21. OK FOR SERVICE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1235218 SN OFF 03226 TT # 1425874 S/N OFF 00734 CHARGER, BATTERY OFF 99-2426-9-0004 3226 ON 99-2426-9-0004 3171 BATTERY, AIRCRAFT OFF 99-2434-9-9002 0734 ON 99-2434-9-9002 1261. FLT/CHK 0084 NON ROUTINE LINE MIS REPORTED STA ATL 27 AUG 10 ATA 02400 STRONG ELECTRIC ODOR IN COCKPIT SHORTLY AFTER T/O. ATA 02400 PERFORMED INSP AND OPERATION CHKS PER TASK 05-51-95-200-801. FOUND NO UNUSUAL ODORS IN ACFT. R&R`D RECIRC FILTER & FOUND DIRTY W/ SLIGHT ODOR. R&R`D RECIRC FAN PER AMM 21-21-22 AS PRE CAUTIONARY AND REPLACED COALESCER BAGS PER 21-51-41. AIRCRAFT OK FOR SERVICE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1445301 S/N OFF 02616 FAN, AIR, DISTR OFF 03-2168-9-0001 2616 ON 03-2168-9-0001 2834 A/C 0621 DEF 2100 LOG 8579202 FLT/CHK 1142 NON ROUTINE LINE SCHEDULED ATL 27AUG10.