Isuzu 4JA1 Workshop Manual page 174

6B – 12 ENGINE COOLING
5. Thermostat
Install the thermostat to the thermostat housing.
6. Water Outlet Pipe
1) Install the water outlet pipe with new gasket to the
thermostat housing.
2) Tighten the outlet pipe bolt to specified torque.
Outlet Pipe Bolt Torque
3) Connect the turbocharger-cooling pipe to outlet pipe.
031R300003
7. Radiator Upper Hose
1) Connect the radiator upper hose to the water outlet
pipe.
2) The knob of clamp shall be dircted to holizonal side.
3) Replenish the engine coolant.
N·m(kg·m/lb ft)
19(1.9/14)