As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOTS REPORTED THE NR 1 ENGINE WAS GOING IN AND OUT OF FEATHER WHEN APPLYING POWER ON DESCENT. MX COMPLIED WITH FLEET CAMPAIGN DIRECTIVE 1900-08-61-01. MX ADJUSTED THE NR 1 AUTOFEATHER SWITCH IAW FLEET CAMPAIGN DIRECTIVE 1900-08-61-01. OPS CHECK WAS GOOD.