As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SPW - PILOT TRAINING, LANDING GEAR WILL NOT RETRACT WITH GEAR SELECTOR UP. MAINTENANCE COULD NOT DUPLICATE AFTER FIFTEEN GEAR SWINGS. REMOVED AND REPLACD THE GEAR TIME DELAY PCB AND INSPECTED K5 RELAY. SERVICE VALVE SWITCH ASSEMBLY AND WIRING. TEST FLIGHT SATISFACTORY. (M)