As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VOR'S CHECKED GOOD ON PREFLIGHT. DURING CLIMBOUT BOTH VOR'S SHOWED A 30 DEGREE SPLIT ON VOR STA COULD NOT CTR EITHER CDI ON VOR STATION. TRIED ANOTHER VOR STA, SAME SITUATION. BOTH RMI'S HAD VOR NEEDLES 30 - 40 ' SPLIT. COMPASS SYS MATCHED. HAD TO RELY ON ATC HEADINGS TO RETURN TO FIELD. FOUND NR1 VOR SYS LAGS BEHIND NR2 SYS. R & R NR1 VOR/ILS RCVER IAW 34-31-001-5. CHECKS OK.