Mitsubishi S12A2 - Water Pump - Disassemble and Inspect

10-28
Chapter 10 COOLING SYSTEM
2.8 Water pump - Disassemble and Inspect
Water pump - Disassemble and Inspect
1
2
6
7
8
10
2
9
11
12
3
13
5
4
Corrosion, crack, damage
Corrosion,
crack, flaw
Corrosion, flaw
Rotation
V-belt groove wear, damage
Replace
Replace
Replace
Replace
Disassembling Sequence
1 Nut and lock washer
2 Water pump pulley, key
3 Water pump cover, packing
4 Water pump impeller
5 Unit seal
6 Spacer
7 Oil seal
8 Snap ring
9 Water pump shaft
10 Ball bearing
11 Ball bearing
12 Oil seal
13 Water pump case
(Approx 17.5 kg [38.6 lb])