As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ANTI-ICE FAIL FOLLOWED BY ANTI-ICE COND. ANTI-ICE INOPERATIVE, BUT ALL VLVS INDICATED OPEN. MSG CLEARED & SYS WORKED MANUALLY WITHOUT FURTHER ISSUES. TRANSFERRED TO NRWC 600-ORD-02595, REF NRWC 600-ORD-02595. R & R RT PRESS REGULATOR VLV IAW AMM 21-31-05. OPERATIONS CHECKED GOOD IAW AMM 30-00-00.