Bombardier SeaDoo 1989 factory shop manual, Page 25Get this manual
Sub-Section 02
(REMOVAL
Section 03 ENGIlNIEIINSTALLATION)
Electrical Connections WARNING :Always disconnect starter or battery cables exactly in the specified order, black negative cable firstElectrolyte or fuel vapors can be present in the engine compartment and spark might ignite them and possibly cause personal injurlies.It is recommended to disconnect electricall connections prior to disconnecting fuel lines
Install hose pincer on rotary valve oil return line (on top of rotary valve housing) and oil injection pump supply line, then dlisconnect them Remove throttle cable from oil injection pumpRemove enginesupport mount screwsEngine can easily lifted using the following suggested be tool- Cut porcelain from two old spark plugsWeld large lock washer approximately 20 mm diameter on each spark plug as shown