Contents: Replacement ⤓ Installation ⤓
Caution: Do not begin this procedure until the engine has cooled down.
Replacement
1. Disconnect the negative battery cable.
2. Drain the coolant.
9.3 First, loosen the mounting bolts, then remove the drive belts.
3. Remove the left engine mount and unscrew the water pump mounting bolts (9.3).
(The text of the article was taken from the website mitsubishiman.ru)
4. Remove the drive belts and the block located at the end of the water pump.
9.4 First unscrew bolt B, then loosen bolt A and disconnect the air conditioning belt. Now unscrew bolts A and C.
Caution: Disconnect the entire fastening unit when removing the air conditioning belt (9.4).
5. Remove the timing belt and tensioner.
6. Remove the alternator bracket from the water pump.
7. Loosen the mounting bolts and remove the pump from the engine.
Installation
8. Clean the threaded holes and threads of the mounting bolts.
9. Check if the old and new water pumps are identical.
10. Remove any traces of the old gasket and sealing ring from the engine.
11. Clean the mating surfaces of the motor and pump with solvent or acetone.
12. Install the new sealing ring into the groove and moisten the ring with coolant.
13. Apply a thin layer of sealant to the seal on the engine side and connect it to the water pump. Lightly tighten the mounting bolts and install the seal in place.
14. Carefully attach the pump to the engine and tighten the mounting bolts lightly. Note that one bolt on the left side of the water pump is slightly longer than the others.
9.7a Unscrew the fastening bolts (indicated by arrows).
9.7b Water pump fasteners.
15. Install all remaining bolts and gradually tighten them to the specified torque.
16. Install all remaining parts.
17. Fill the cooling system and check the tension of the drive belts.
Start the engine and check the system for leaks.