As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RAT SWITCH DOES NOT ENGAGE WHEN SELECTED. FOUND IMPROPER SWITCH INSTALLED ON THE CONTROL BOX. THIS CAUSED THE RAT SWITCH TO NOT 'LATCH' FLUSH WITH THE CONTROL BOX WHEN PRESSED. REMOVED SWITCH AND REPLACED WITH CORRECT SWITCH. OPS CHECKED RAT SWITCH. OPS CHECKED GOOD.