What was found
BURNING ODOR DURING ANTI-ICE OPS IN FLT FOLLOWED BY BLEED 1 LEAK. ODOR DIMINISHED LEAVING ICING CONDITIONS. CRISPY SWEET BURNING ODOR. THE ODOR ONLY OCCURRED IN THE FLT DECK, THE FLT ATTENDANT COULD BRIEFLY SMELL IT BUT IN THE FLIGHT CREW EYES WERE WATERING. THE ODOR LASTED ABOUT 5 MINS IN ICING CONDITIONS. SCREENS & EVERYTHING SEEMED NOTAL. DID NOT PUT ON O2 MASK. BLEED 1 LEAK IN FLT, RAN QRH MESSAGE EXTINGUISHED AFTER LEAVING ICING CONDITION & BLEED 1 BUTTON PUSHED OUT. ALSO HAD ICE CONDITION A/I INOP, WING A/I FAIL, STAB A/I FAIL, WITH A BRIEF ODOR WHEN EXITING ICE CONDITIONS. SUSPECT ODOR WAS FROM BLEED 1 LEAK. AFTER REPAIRING BLEED 1 LEAK, PERFORMED FIM, COULD NOT DUPLICATE ODOR. NO DEFECTS. PERFORMED ANTI-ICING TEST A WITH CREW, NO MESSAGES. NO LEAKS NOTED. PERFORMED FIM. FOUND MULTIPLE LEAKS ON BLEED AIR DUCT CLAMPS IN AFT AVIONICS BAY. SECURED. PERFORMED AIR BLEED OPS CHK AT HIGH POWER AND ANTI-ICE OPS CHK. OPS & LEAK CHECK SAT. NO DEFECTS.