TGB blade 300 Service Manual page 143

Install the seal washer into the impeller.
Caution
Washer must be replaced together with the
mechanical seal.
Install the impeller onto the water pump shaft and
tighten.
Torque Value: 1.0~1.4kgf-m
Caution
The impeller is left thread.
Install the dowel pin and right cover gasket.
The rotation water pump impeller, causes the
water pump drive shaft scoop channel, aligns the
oil pump drive shaft flange, install the right crank
case. (9 bolts)
Install the dowel pin and new gasket.
Install the water pump cover with 4 bolts.
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Water pump rotor
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12. COOLING SYSTEM
12-11