As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN HEAVY CHECK MAINTENANCE FOUND THE RIGHT REFUEL CONTROL SOLENOID CORRODED. MAINTENANCE REMOVED AND REPLACED THE RIGHT REFUEL CONTROL SOLENOID IAW EMB 170 AMM 28-23-05. THE AIRCRAFT IS OUT OF SERVICE IN HEAVY CHECK.