Withdrawal
Drain the coolant.
Remove the toothed belt.
Pic. 3.4–55. Arrangement of bolts of fastening of a directing roller and a back casing of a gear belt
Loosen the guide roller bolt (see fig. 3.4–55).
Unscrew bolts and remove a back casing of a gear belt (see fig. 3.4–55).
Pic. 7–24. Water pump and thermostat for vehicles with 3.3L diesel engines: 1 - bolt, 10 Nm; 2 - sealing ring; 3 - coolant temperature sensor, 25 Nm; 4 - thermostat housing; 5 - bolt, 22 Nm; 6 - sealing rings; 7 - thermostat; 8 - gasket; 9 - bolt, 10 Nm; 10 - water pump
Pic. 7–25. The location of the water pump mounting bolts on diesel engines 3.3 l
Unscrew the bolts and remove the water pump (pic. 7–25).
Installation
Installation is carried out in the reverse order of removal, taking into account the following.
At installation it is necessary to use a new sealing ring and linings.
When installing the thermostat, the bleed valve must be at the top.
Turning the water pump shaft, check the condition of the water pump bearings and replace them if necessary.
Install the toothed belt.
Fill with coolant.
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