As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
**SUPPLEMENTAL SDR** CAPT #2 WINDOW CRANK IS BINDING WHEN TRYING TO OPEN FOUND AFT OUTBOARD GEARBOX TO BE SERVICEABLE, RE-INSTALLED SAME AFT OUTBOARD GEARBOX, FINISHED INSTALLING FORWARD GEARBOX AND INSTALLED A SERVICEABLE AFT INBOARD GEARBOX WITH A NEW RUBBER SPACER IN REF MM 56-11-04. L2 WINDOW OPS NORMAL REF MM 56-11-02-715-045. NO GRINDING NOISES OR BINDING OBSERVED. OK FOR SERVICE.