Yanmar 3HM Manual do Utilizador descarregar pdf (Página 46)

Location of anticorrosion zinc Number of Pieces

1GM 2GM 3GMD 3HM

Cylinder Head – 1 1 1

Cylinder Body 1 1 2 2

3) Inspection and replacement of cooling water pump.

3-a) Impeller of the cooling water pump.

3-a)-1.

Remove the cooling water pump cover, take out the

impeller, and check for damage to the impeller and

mechanical seal parts. If damaged, replace with a new

one.

1. Cover

2. Packing

3. Impeller

4. Cooling Water Pump

3-a)-2.

When reassembling the pump, coat the fittings of the pump shaft and impeller, both sides of

the impeller, and the vane tips with grease.

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Yanmar 3HM Manual do Utilizador Página 46