As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL HEAT ICING LIGHT ILLUMINATED ON ENG NR 3 APPROX 10-11000 MSL FOR ABOUT 1-2 MIN, THEN WENT OUT AND STAYED OUT. FUEL TEMP WAS +35DC. SUMPED ALL TANKS AND FOUND NO CONTAMINATION. FOUND FUEL FILTER PRESSURE SWITCH BACKSHELL EXTREMELY LOOSE AND WILL NEED TIGHTENING. REMOVED AND REPLACED CANNON PLUG BACKSHELL IAW 727-200 SMP'S NEEDS OPS CHECK, CANNON PLUG OPS CHECK GOOD. REMOVED AND REPLACED FUEL FILTER PRESS SWITCH FOR PRECAUTION IAW 727-200 M/M 73-14-021-4, LEAK CHECK GOOD.