Maintenance Manual for J2 Sedan
Mechanical Part of Engine
108
1. Dismantlement and Installation
Attention:
■
Be careful not to splash the engine coolant onto the drive belt while dismantling the water pump.
■
If the water pump can not be disassembled, it should be replaced as a whole.
■
After the installation of water pump, connect the hose, fix it with clamping band, and then check
if there is any leakage with leak detector for radiator cover.
1) Dismantlement
①
Discharge the engine coolant in radiator.
Please refer to “Replace Engine Coolant”.
②
Loosen the fixed bolt for belt pulley of water
pump.
③
Dismount the drive belt. Please refer to
“Drive Belt”.
④
Dismount the fixed bolt for water pump.
Attention:
■
Tightening torque: 8.4±0.65N·m
2) Check after Dismantlement
■
Check the water pump body assembly for severe corrosion, leakage of water-seal and erosion.
■
Check the water pump bearing for jamming or other damages. Replace the bearing if necessary.
3) Installation
①
Clean water pump installation seat.
②
Installation of pumps and replacement of the pump seals.
Attention:
■
Do not let the seal ring drop during installation.
■
Alternately and evenly tighten fixing bolts of water pump.
Fig. 1.3.005
Fig. 1.3.006
