As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT ENGINE AIR INLET DEICE BOOT FAILED IN FLIGHT. RETURNED TO PDX. SHOP AIR TESTED GOOD FROM BOTH AIR INPUTS. SWAPPED PRESSURE SWITCHES FROM LEFT TO RIGHT AND INSTALLED NEW TIMER FOR RIGHT INLET BOOT IAW MM 30-20-05. OPS CHECKS GOOD ON GROUND.