1984 Ski-Doo Shop Manual, Page 143Get this manual
SECTION 02 ENGINE
SUB-SECTION 07 (534 ENGINE TYPE)
CLEANING
Clean all metal components in non-ferrous metal cleaner_CAUTION: Clean armature and magneto using only clean cloth
1 8, Flywheel
To remove magneto housing (flywheel)lock crankshaft with crankshaft locking tool (service tool) as illustrated; adjust magneto housing puller and puller ring as illustrated;
Magneto housing puller and ring
DISASSEMBLY
To gain access to magneto assembly, remove:muffler (if applicable)rewind starterstarting pulleyNOTE: Before disassembling magneto plate, indexing marks should be located to facilitate reassembly
22, Flywheel retaining nut
To remove magneto flywheel retaining nut:lock crankshaft with crankshaft locking tool (service tool) as illustrated (magneto side piston must be at top dead center)remove magneto retaining nut