Bombardier SeaDoo 1996 factory shop manual, Page 81Get this manual
Section 04 ENGINE Sub-Section 04 (ROTARY VALVE)
GENERAL
The following verification procedures such as clearance of rotary valve cover or rotary valve shaft gear backlash can be performed without removing engine from watercraftHowever engine must be removed from watercraft to work on rotary valve shaftcomponentsRefer to ENGINE 04-01 for engine removal procedureBottom end must be opened to remove rotary valve shaftRefer to ENGINE 04-03INSPECTION ON WATERCRAFT
Remove carburetor(s)Refer to FUEL SYSTEM 06-03NOTEOn the 587 engine, rotary valve cover and carburetor are removed as an assembly
F01D53A