I would imagine it would be in the Operators hand book .
But this should be what you do Turn Starting valve to cartridge start position .
Turn flywheel to check injector working .Turn flywheel till marks line up for Cartridge start position . Put decompression wheel in the flywheel groove .Place cartridge in holder , and tap end cap to tighten it
Light and place starting paper . Open throttle , Hit the pin in end of Cartridge start with Hammer It should go Bang and fire the engine .