TROUBLESHOOTING
(Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. MARKING ON BASE CANNOT BE READ.
Check base for illegible grid and marking.
Replace plotting board.
3. BASE MARKING DOES NOT ALINE PROPERLY WITH DISK MARKING.
C h e c k base for worn bushing.
Replace plotting board.
4. MARKING ON DISK CANNOT BE READ.
Check disk for illegible marking and seared. s u r f a c e
Replace disk as shown on page 3-5.
3-2
