1985 Ski-Doo snowmobile Service Manual, Page 85Get this manual
Section 02 ENGINE Sub-section 04 (447 ENGINE TYPE)
Remove screws (use Phillips no2 or suitable flat screw driver)Cut the four wires as close as possible to the coil bodyTo pass new coil wires in harness, tape the old wires to the end of new wires and pull them through the harness protector tubeInsert the new wires into the old connector housing and install connectors
11,12,28,29, Protector tube, splice connector lighting coilscrew
To replace lighting coil:Heat the armature plate around the screw holes to break the Loctite bond 93C (200F)
Protect harness from flame Heat
AOO1OO200l
CAUTION: Replace the old wires in the connecT tor with the same color coded new wires- Install new receptacle connector to the blackyellow striped wire- To install the ground connector of the armature plate, tape the new black lead to the old one and pull it under the lighting coil with the old wireSolder and eye connector to the lead and fasten it under the wire retaining clipWire retaining clip
CAUTION: Protect harness from flame