Yanmar 1GM10 Operation Manual

Also see for 1GM10: Shop Manual Shop Manual User manual Operation manual Service manual

Contents

Yanmar 1GM10 Operation Manual Manual pdf 29 page image

ENGINE OILEngine Oil SpecificationsNOTICE: Only use the engine oilspecified. Other engine oils may affectwarranty coverage, cause internalengine components to seize and / orshorten engine life. NEVER mix differenttypes of engine oil. This may adverselyaffect the lubricating properties of theengine oil.Use an engine oil that meets or exceeds thefollowing guidelines and classifications:• API Service Categories: CD or higherTBN value: 9 or moreThe oil must be changed when the TotalBase Number (TBN) has been reduced to2.0.TBN (mgKOH/g) test method: JISK-2501–5.2–2(HCI), ASTM D4739(HCI)• Recommended SAE Viscosity: 10W30,15W40. Engine oil 10W30 and 15W40can be used throughout the year.• NEVER use API Service Category CG-4or CH-4 oils.NOTICE:1. Be sure the engine oil, engine oilstorage containers and engine oilfilling equipment are free ofsediment or water.2. Change the engine oil after the first50 hours of operation and then atevery 150 hours thereafter. SeeChanging the Engine Oil on page50.3. Select the oil viscosity based on theambient temperature where theengine is being operated. See theSAE Service Grade Viscosity Chart(Figure 4).4. Yanmar does not recommend theuse of engine oil “additives.”Handling Engine Oil1. When handling and storing engine oil,be careful not to allow dust and water tocontaminate the oil. Clean around thefiller port before filling.2. Do not mix oils of different types orbrands. Mixing may cause the chemicalcharacteristics of the oil to change andlubricating performance to decrease,reducing the engine’s life.3. Engine oil should be replaced at thespecified intervals, regardless of theengine’s operation history. SeePeriodic Maintenance Schedule onpage 46.Engine Oil Viscosity-4°F 14°F 32°F 50°F 68°F 86°F 104°F(-20°C) (-10°C) (0°C) (10°C) (20°C) (30°C) (40°C)SAE 10W-30SAE 15W-400000005Figure 4Select the appropriate engine oil viscositybased on the ambient temperature shown inthe SAE Service Grade Viscosity Chart inFigure 4.NOTICE: If you intend to operate yourequipment at temperatures outside thelimits shown, you must consult yourauthorized Yanmar Marine dealer ordistributor for special lubricants orstarting aids.BEFORE YOU OPERATEGM Series Operation Manual 23© 2007 Yanmar Marine International