As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DEPARTURE RETRACTED LANDING GEAR, RIGHT MAIN WOULD NOT RETRACT. BOTH A & B RED LIGHTS ILLUMINATED. CREW IN AIRCRAFT BEHIND US NOTED THE RIGHT GEAR WOULD NOT RETRACT. NOSE/LEFT RETRACTED FINE. RETURNED TO PDX. TROUBLESHOT SYSTEM, FOUND RIGHT GEAR SEQUENCE VALVE OUT OF ADJUSTMENT. ADJUSTED VALVES PER 32-32-04. SWUNG GEAR SEVERAL TIMNES WITH NO FAILURE. TEST FLIGHT FOR GEAR RETRACTION WAS SUCCESSFUL.