As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT AT 13000FT, #1 ENGINE BLEED LEAK CAS ILLUMINATED. COCKPIT OXYGEN MASKS DEPLOYED. CAS MESSAGE CLEARED AT LOWER POWER SETTING. CREW DECLARED EMERGENCY AND LANDED WITHOUT INCIDENT AT KSFO. REPLACED SUSPECTED FAULTY THERMAL SWITCH S0223. OPS CHECK GOOD. COCKPIT OXYGEN MASKS STOWED. WORK COMPLETED IAW EMB 505 36-21-01.