What was found
WHILE USING RWY 22 IN ROC, CREW REPORTED A R REV UNSAFE MSG DURING THROTTLE UP. AIRCRAFT SPEED WAS 20-30 KTS, AIRCRAFT RETURNED TO GATE FOR MAINTENANCE. REMOVED AND REPLACED ISOLATION CONTROL VALVE IAW CRJ900 AMM 78-32-09-000/400-801.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE USING RWY 22 IN ROC, CREW REPORTED A R REV UNSAFE MSG DURING THROTTLE UP. AIRCRAFT SPEED WAS 20-30 KTS, AIRCRAFT RETURNED TO GATE FOR MAINTENANCE. REMOVED AND REPLACED ISOLATION CONTROL VALVE IAW CRJ900 AMM 78-32-09-000/400-801.