Yanmar 1GM, Руководство по эксплуатации

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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.