6. ENGINE REMOVAL MXU 300/ 250 Breather Hose Vacuum Hose ENGINE REMOVAL (MXU 250) Drain engine oil and transmission oil. (Refer to chapter 3). Remove frame covers and exhaust pipe. (Refer chapter 2). Remove the air cleaner housing and carburetor. (Refer to chapter 5). Remove the air solenoid valve (refer to chapter 5). Remove the spark coil (refer to chapter 17). Disconnect the crankcase breather from the cylinder head cover. Disconnect the vacuum hose from the inlet pipe. Water Hose Disconnect the water hose from water pump cover. Remove the bolt at the thermostat and Thermostat Bolt disconnect the thermosensor wire, then disconnect the thermostat from the cylinder head. Thermosensor Wire 6-2