5. ENGINE REMOVAL/INSTALLATION GRAND DINK 125/150 Wire Connectors ENGINE REMOVAL Disconnect the battery negative cable. Remove the frame body cover. ( 2-3) Disconnect the engine negative cable. Disconnect all of the A.C. generator, auto bystarter, spark plug, thermosensor wire couplers and connectors. Disconnect the engine fuel tube. Drain the coolant. ( 3-9) Disconnect the water hose. Rear Brake Caliper Starter Relay Disconnect the starter motor wire that goes to the starter relay. Throttle Cable Fuel Tube Disconnect the fuel tube and vacuum tube that go to the carburetor from the fuel pump. Disconnect the vacuum tube from the air cut-off valve (ACV). Disconnect the throttle cable from the carburetor. ACV Vacuum Tube Fuel Pump Vacuum Tube Remove the brake fluid tube bolt of the rear Brake Fluid Tube brake caliper. Remove the rear brake caliper bolt and the rear brake caliper. Rear Brake Caliper 5-3