What was found
WHILE STARTING ENGINE NR 4 STARTER SWITCH BROKE. REMOVED AND REPLACED NR 4 ENGINE STARTER SWITCH IAW MM 20-50-01. OPS CHECK ON ENGINE IDLE RUN UP IAW 71-00 FOUND NORMAL. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE STARTING ENGINE NR 4 STARTER SWITCH BROKE. REMOVED AND REPLACED NR 4 ENGINE STARTER SWITCH IAW MM 20-50-01. OPS CHECK ON ENGINE IDLE RUN UP IAW 71-00 FOUND NORMAL. AIRCRAFT RETURNED TO SERVICE.