Yanmar 3HM Manuale Utente Scaricare il pdf (Pagina 19)

[5-2.] Selection of lubricating oil

1) Choice of lube oil

The selection of lube oil is very important to a diesel engine. If an unsuitable oil is used, or oil

change is neglected, it may result in damage, and a shorter engine life.

When selecting the lube oil, it must be one of the following.

2) Kinds of lube oil

Choose a lube oil with a rating higher than SAE class CC.

3) Lube oil viscosity

The viscosity of the lube oil greatly influences engine starting and running performance. The lube

oil weight number chosen should vary with the season and temperature.

4) Recommended brands of lube oil for crankcase:

SAE NO. SAE NO. SAE NO.

SUPPLIER BRAND TEMP. TEMP. TEMP. TEMP.

Below 10C 10-20C 20-35C Over 35C

Shell

Rotella 10W,20(W) 20(W) 30, 40 50

Talona 10W 20 30, 40 50

Rimula 20(W) 20(W) 30, 40 -

Caltex

Marine 10W 20 30,40 50

Multi-

purpose

20(W),

10(W)

20 30 50

Mobile

Delvac

Special

10W 20 30 -

Delvac

20W-40

20W-40 20W-40 - -

Delvac 1100

Series

10W, 20(W) 20(W) 30, 40 50

Delvac 1200

Series

10W, 20(W) 20(W) 30, 40 50

Esso

Estor HD 10W 20 30, 40 50

Lube HD - 20 30, 40 50

Standard 10W 20 30, 40 50

Energol 20W 20W 40 50

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