1978 Ski-Doo Shop Manual, Page 162Get this manual
SECTION 04 SUB-SECTION 02 (ENGINES)
MAGNETO
CLEANING
Clean all metal components in non-ferrous metal cleaner_
Centrifugal fever tab
CAUTION: Clean armature and magneto using only clean cloth
DISASSEMBLYASSEMBLY
To replace capacitor, it is first necessary to unsolder the two (2) black leadsThe capacitor can then be driven out of the armature plate using suitable pusher and hammerTo reinstall, inverse procedure0To remove or install magneto retaining nut, lock crankshaft in position with special hold-on support, as illustrated(See Tools Section), Install magneto retaining nut (with Loctite Lock'n Seal 242 on threads) and torque to 85 N-m (63 ft-lbs)G)Apply Loctite Lock'n Seal 242 or equivalent on threadsHold-on support
At assembly, apply small amount of low temperature grease into spring seatingApply Loctite Lock'n Seal 242 or equivalent on threadsWhenever coil is replaced, the air gap (distance between coil end and magnet) must be adjusted