What was found
INSPECTION TYPE:ETOP EICAS MSG "FWD EQPT OVHT" DSPLYD & OVHT LT ILLUMINATED. AFTER SELECTOR WAS POSITIONED TO STBY LT RE-ILLUMINATED FOLLOWING FIVE MINS DLY. AFTER SELECTOR WAS POSITIONED TO OVRD, EICAS MSG "FWD EQPT COOLING" DSPLYD AND "NO COOLING" LT ILLUMNATED. RAN ALL APPROPRIATE CK LISTS. PERFORMED FIM 21-58-00 FIG116 REMOVED & REINSTALLED L AND R FAN CTRL CARDS & THE EQUPT COOLING INDICATION CARD AT P50. RUN BOTH PACKS & NOTICED THE RT PACK WILL ALWAYS OPERATE AT SUB FREEZING TEMPERATURES WHEN IN STBY N MODE. C/W AIR SUPPLY DIST TEST ADJ/TEST IAW MM 36-11-00-5. ALL OPS NORMAL.