1989 Ski-Doo Repair Manual, Page 136Get this manual
Section 02 ENGINE Sub-section 05 (503 ENGINE TYPE)
5, Lighting coil
To replace lighting coil:Heat the armature plate to 93C (200F) around the screw holes to break the Loctite bond
6,7, Lighting coil screwLoctite 242
Prior to assembly, apply Loctite 242 (blue, medium strength) on lighting coil screws
Use magneto coil centering tool (PIN 420 8769 22) before tightening screws
PrOlecl harness
fronl fi'llme
1100'1 002 003
CAUTION: Protect harness from flame- Remove screws (use Phillips no screwdriver)Remove the wire retaining clip from armature plateMagneto coil centcrir)g tool (PIN 420 8769 221
9,10, Splice connector and protector tube