1984 Ski-Doo Shop Manual, Page 50Get this manual
SECTION 02 ENGINE SUB-SECTION 02 (277 ENGINE TYPE)
To bleed oil lines: All oil lines should be full of oilIf required, bleed the main oil line (between tank and pump) by loosening the bleeder screw until all air has escaped from the line Make sure the tank is sufficiently filled Check the small oil lines (between pump and intake manifold), If required, fill the lines by running the engine at idle speed while holding the pump lever in fully open position
ADJUSTMENT
Prior to adjusting the pump, make sure all carburetor adjustments are completedTo synchronize pump with carburetor: Eliminate the throttle cable free-play by pressing the throttle lever until light resistance is felt, then hold in placeThe aligning marks on the pump casting and on the lever must alignIf not, loosen the adjuster nut and adjust accordingly Retighten the adjuster nut