12. COOLING SYSTEM                             DINK50/ 125



 THERMOSTAT
 THERMOSTAT REMOVAL

 REMOVAL

 Drain the coolant (refer to the "COOLANT
 REPLACEMENT" section in this
 chapter).

 Remove the luggage box (refer to the
 "FRAME COVERS
 REMOVAL/INSTALLATION" section in
 the chapter 2).

 Disconnect the water temperature sensor
 connectors (1).




 Disconnect the water hose (2) from the
 thermostat housing.
 Disconnect the air bleed hose (3) from the
 thermostat housing.
 Remove the mounting bolt (4) and the
 thermostat housing from the cylinder head.


 INSTALLATION

 The installation sequence is the reverse of
 removal.
 Replace the O-ring with a new one and
   apply grease to it.


 After the water thermostat has been
 installed, fill coolant and perform air
 bleeding (refer to the "COOLANT
 REPLACEMENT" section in this
 chapter).




                                                12-20