What was found
R2 SLIDING WINDOW DID NOT UNLOCK AND OPEN WHEN EXTERNAL RELEASE HANDLE WAS PULLED. LUBRICATED HANDLE AND OP'S CHECKED GOOD, IAW 737-800 MM 56-12-11, PAGE 516.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
R2 SLIDING WINDOW DID NOT UNLOCK AND OPEN WHEN EXTERNAL RELEASE HANDLE WAS PULLED. LUBRICATED HANDLE AND OP'S CHECKED GOOD, IAW 737-800 MM 56-12-11, PAGE 516.