What was found
EICAS MESSAGE FWD EQUIP OVERHEAT DISPLAYED & OVERHEAT LIGHT ILLUMINATED. LIGHT EXTINGUISHED AFTER SELECTOR WAS POSITIONED TO STAND-BY, ELEC OR BURNING ODOR. COMPLIED WITH FIM, NO FAULTS FOUND. TESTED EQUIP COOLING SWITCH ON P61 PANEL & OBSERVED AN OVERHEAT LIGHT BUT NO SMOKE LIGHT OR ASSOCIATED EICAS MESSAGES. REPLACED EQUIP COOLING SMOKE DETECTOR. OPS TESTED NORMAL. PRESSURIZED ACFT IN AIR MODE. NO OVERHEAT OR SMOKE LIGHTS OR ASSOCIATED EICAS MESSAGE. REPLACED FWD EQUIP LOW FLOW DETECTOR. SYS OPERATIONS CHECKED NORMAL. FWD EQUIP LOW FLOW DETECTOR WAS OUT OF TRIM.