Linhai ARCHON 400 Service Manual page 85

CHAPTER 3 ENGINE
NOTE:
It is not necessary to disassemble the water
pump, unless there is an abnormality such as
excessive change in coolant temperature and/
or level, discoloration of coolant, or milky
transmission oil.
If necessary, replace water pump as an
assembly.
INSPECTION
1. Inspect:
Impeller shaft
Wear/damage → Replace.
Fur deposits → Clean.
2. Inspect:
Impeller shaft gear
Wear/damage → Replace.
3. Inspect:
Mechanical seal 
Damage/worn/wear → Replace.
WATER PUMP INSTALLATION
1. Install:
Mechanical seal 
Installation steps:
Apply the bond to the outside of the
mechanical seal.
Install the mechanical seal by using the
mechanical seal installer  and middle shaft
bearing driver 
2. Install:
Mechanical seal 
Apply coolant to the outside of the mechanical
seal before installing.
NOTE:
Do not smear any oils or grease on the ring side
of the mechanical seal.
NEW
NEW
BUCK 450 SERVICE MANUAL 20.0
CHAPTER 3 ENGINE PAGE. 3- 60