1982 Ski-Doo Shop Manual, Page 28Get this manual
SECTION 02 ENGINE SUB-SECTION 01 (247 ENGINE TYPE)
.0 Whenever coil is replaced, the air gap (distance between magnet and coil end) must be adjustedTo check air gap, insert feeler gauge of .25-0 .38 mm L010"-.015") between magnet and coil endsIf necessary to adjust, slacken retaining screws and relocate coil
- At rea ssembly coat all electric connections with
dielectric or lithium grease to prevent corrosion or moisture from penetrating_ CAUTIONDo not use silicone sealant, this praduct will corrade contacts
Checking air gap