Service difficulty report · Drain Valve · Cndair CL6002B19

Difficulty date
October 2, 2025
Submitted
December 22, 2025
Operation
Air carrier
Aircraft
N944SW
Make and model
Cndair CL6002B19
Aircraft serial
7764
Aircraft time
46,081 hours, 44,730 cycles
Part
Drain Valve
Condition
Corroded
Location
Zone 500
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

LH WING WATER DRAIN VALVE COVER FOOTPRINT ADJACENT TO STANDBY BOOST PUMP HAS CORROSION ON WING PLANK. (C-CHECK RO 12/19/2025)PERFORMED REPAIR FOR CORROSION DAMAGE TO LHS LOWER WING PLANK AROUND ELECTRIC BOOST PUMP WATER DRAIN CUTOUT AT BL5.00 BTWN STR 5 - STR 7 AND COMPLIED WITH REO 601R-57-21-3979 REV "--" DATED 2025-12-10. PERFORMED EDDY CURRENT INSPECTION WITH REFERENCE TO NDTM PART 1, 51-20-06 AND NDTM PART 6, 53-00-096 WITH NO CRACK FOUND. ROTO PEENED REWORKED AREA WITH REFERENCE TO SRM 51-24-11. RESTORED SURFACE FINISH IN REFERENCE WITH THE SRM 51-21-16 COMPLETED CORROSION FINDINGS REPORT. COMPLIED WITH TASK CARD 51-900-1003-SKY. COMPLETED M-337. REFERENCE CHILD CAMP FOR LEAK CHECK.