As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT SIDE WINDOW OVERHEAT ILLUMINATED IN FLIGHT. OPS NORMAL AFTER PROCEDURE. GROUNDED - YES. INFO NOTED: PER SEAMC TSR703218 BEING CREATED FOR R2 SIDE WINDOW REPLACEMENT. REMOVED R2 WINDOW REF B737-900 AMM 56-12-11. REMOVED W0210-1001-20 FROM TERMINAL #2 AND INSTALLED TO TERMINAL #1 PER B737-900 WDM 30-41-11 AND AMM SUBTASK 30-41-21-210-001. WINDOW HEAT OPS TEST GOOD REF AMM 30-41-00-710-801. CABIN PRESSURE LEAK TEST GOOD REF AMM 05-51-91-790-801, LEAK CHECK GOOD.