3Com SEBU6251-06 manuale d’uso

SEBU6251-06 April 1999 Operation and Maintenance Manual Caterpillar Commer cial Diesel Engine Fluids Recommendations For All Commercial Diesel Engines Except 3600 Series Engines[...]

i01097883 Important Safety Information Most accidents that involve pr oduct operation, maintenance and repair ar e caused by failure to observe basic safety rules or pr ecautions. An accident can often be avoided by r ecognizing potentially hazardous situations before an accident occurs. A person must be alert to potential hazards. This person shou[...]

3 T able of Contents T able of Contents Fore word ............................................................... 4 Maintenance Section Lubricant Specifications ........................................ 5 Fuel Specifications ................................................ 17 Cooling System Specifications ............................. 24 Reference I[...]

4 Fore word Fo r ewo rd Literature Information This manual should be stored in the literature storage area. The infor mation contained in this document is the most current infor mation available for coolants, fuels, and lubricants. Refer to the Operation and Maintenance Manual for any special lubrication requir ements for your engine. Whenever a qu[...]

5 Maintenance Section Lubricant Specifications Maintenance Section Lubricant Specifications i01111306 Lubricant Information SMCS Code: 1000; 1300; 7581 General Information Because of gover nment regulations regar ding the cer tification of engine exhaust emissions, the lubricant recommendations must be followed. Engine Manufacturer s Association (E[...]

6 Maintenance Section Lubricant Specifications • Caterpillar Diesel Engine Oil (15W40) Caterpillar multigrade Diesel Engine Oil is formulated with the correct amounts of detergents, dispersants, and alkalinity in order to provide superior per for mance in Caterpillar Diesel Engines. Caterpillar multigrade Diesel Engine Oil is available in two vis[...]

7 Maintenance Section Lubricant Specifications Three new engine tests were developed for the API CH-4 oil. The first test specifically evaluates deposits on pistons for engines with the two-piece steel piston. This test (piston deposit) also measures the control of oil consumption. A second test is conducted with moderate oil soot. The second test [...]

8 Maintenance Section Lubricant Specifications NO TICE Operating Direct Injected (DI) diesel engines with fuel sulfur lev els ov er 1.0 percent may require shor tened oil change inter vals in order to help maintain adequate wear protection. Lubricant Viscosity Recommendations for Direct Injection (DI) Diesel Engines The proper SAE viscosity grade o[...]

9 Maintenance Section Lubricant Specifications Commercial Oils (3116 and 3126 Marine Engines) The per for mance of commercial diesel engine oil is based on American Petr oleum Institute (API) classifications. These API classifications are developed in order to provide commercial lubricants for a br oad range of diesel engines that operate at variou[...]

10 Maintenance Section Lubricant Specifications Lubricant Viscosity Recommendations (3116 and 3126 Marine Engines) The proper SAE viscosity grade of oil is deter mined by the minimum ambient temperature during cold engine star t-up, and the maximum ambient temperature during engine operation. Refer to T able 3 (minimum temperature) in order to dete[...]

11 Maintenance Section Lubricant Specifications EMA LRG-1 – The Engine Manufactur ers Association (EMA) has developed lubricant recommendations as an alter native to the API oil classification system. LRG-1 is a Recommended Guideline that defines a level of oil per for mance for these types of diesel engines: high speed, four stroke cycle, heavy-[...]

12 Maintenance Section Lubricant Specifications NO TICE F ailure to follo w these oil recommendations can cause shor tened engine ser vice life due to deposits and/or excessiv e wear . T otal Base Number (TBN) and Fuel Sulfur Levels for Precomb ustion Chamber (PC) Diesel Engines The TBN for a new oil depends on the fuel sulfur level of the fuel tha[...]

13 Maintenance Section Lubricant Specifications For maximum transmission service life and perfor mance, Caterpillar recommends Caterpillar T ransmission/Drive T rain Oil (TDTO). Ta b l e 5 Caterpillar TDTO Lubricant Viscosities For Operating T emperatures Cooling of T ransmission Oil Viscosities Minimum T emperature Maximum T emperature SAE 30 − [...]

14 Maintenance Section Lubricant Specifications i01123104 Aftermarket Oil Additives SMCS Code: 1300; 1348; 7581 Caterpillar does not r ecommend the use of aftermarket additives in oil. It is not necessar y to use aftermarket additives in order to achieve the engine ’ s maximum service life or rated perfor mance. Fully for mulated, finished oils c[...]

15 Maintenance Section Lubricant Specifications Multipurpose Greases Multipurpose Lithium Complex Grease (MPGL) Multipurpose Lithium Complex Grease (MPGL) is a general purpose lithium complex grease for medium-duty applications. This product has good characteristics at high temperatures such as a dropping point of 260 C (500 F). MPGL contains unlea[...]

16 Maintenance Section Lubricant Specifications Caterpillar Premium Grease (CPG) Desert Gold (CPG) Desert Gold is a heavy-duty , premium synthetic grease that is developed for the most extreme operating environments. This grease is for mulated with the following characteristics: high viscosity synthetic base fluid, polymers, molybdenum disulfide, h[...]

17 Maintenance Section Fuel Specifications Fuel Specifications i01060086 General Fuel Information SMCS Code: 1250; 1280 • Purchase fuel fr om a reputable supplier . • Use fuel that meets the minimum Caterpillar specifications for diesel fuel. The specifications are included in the table Caterpillar Specifications for Distillate Fuel. This table[...]

18 Maintenance Section Fuel Specifications Fuel Heaters The fuel cloud point is related to problems with fuel filters. The heater heats the fuel above the cloud point befor e the fuel enters the fuel filter . This prevents wax from blocking the filter . Fuel can flow through pumps and lines at temperatures below the cloud point. The cloud point is [...]

19 Maintenance Section Fuel Specifications (T able 7, contd) Caterpillar Specifications for Distillate Diesel Fuel Specifications Requirements ASTM T est 30 minimum API Gravity 45 maximum “ D287 ” P our P oint 6 C (10 F) minimum below ambient temperature “ D97 ” Sulfur (1) 3% maximum “ D3605 ” or “ D1552 ” Kinematic Viscosity (2) 1.[...]

20 Maintenance Section Fuel Specifications i01111650 Characteristics of Diesel Fuel SMCS Code: 1250; 1280 The primary characteristics that af fect engine operation and perfor mance in cold temperatures are the following characteristics: Lubricity , Viscosity , Cetane Number , Cloud Point, Pour Point, and Moisture Content. Refer to Special Publicati[...]

21 Maintenance Section Fuel Specifications Cetane Number The cetane number of the fuel has an effect on the ability of the engine to start. Also, the cetane number has an effect on the interval of time before the engine runs smoothly . Generally , an increase of ten in the cetane number will allow the engine to be started at a lower temperature. Th[...]

22 Maintenance Section Fuel Specifications g00592741 Illustration 5 Cloud point of fuel mixtures Generally , the most practical method that is used to prev ent problems that are caused b y fuel cloud point at low temperatures is the use of fuel heaters. In most applications, fuel heaters can be used at a lower cost than fuel mixtures. P our P oint [...]

23 Maintenance Section Fuel Specifications 5. Determine the lowest outside temperature for machine operation. Find this point on the left side of the table. Mark this point. Draw a horizontal line from this point. Stop the line at the intersection of line “ A ” . Label this new line “ C ” . 6. Line “ C ” and line “ A ” intersect. Ma[...]

24 Maintenance Section Cooling System Specifications Cooling System Specifications i01111669 General Coolant Information SMCS Code: 1350; 1395 NO TICE Nev er add coolant to an ov erheated engine. Engine damage could result. Allow the engine to cool first. NO TICE If the engine is to be stored in, or shipped to an area with below freezing temperatur[...]

25 Maintenance Section Cooling System Specifications Ta b l e 9 Caterpillar Minimum Acceptable Water Requirements Property Maximum Limit ASTM T est Chloride (Cl) 40 mg/L (2.4 grains/US gal) “ D512 ” , “ D4327 ” Sulfate (SO 4 ) 100 mg/L (5.9 grains/US gal) “ D516 ” T otal Hardness 170 mg/L (10 grains/US gal) “ D1126 ” T otal Solids 3[...]

26 Maintenance Section Cooling System Specifications Ta b l e 1 1 Prop ylene Glycol Concentration Freeze Protection Anti-Boil Protection 50 P ercent − 29 C( − 20 F) 106 C (223 F) T o check the concentration of glycol, use the 1U-7298 Coolant/Battery T ester (Celsius) or use the 1U-7297 Coolant/Battery T ester (Fahrenheit). The testers give read[...]

27 Maintenance Section Cooling System Specifications ELC is available in a 1:1 premixed cooling solution with distilled water . The Premixed ELC provides freeze pr otection to − 36 C( − 33 F). The Premixed ELC is recommended for the initial fill of the cooling system. The Premixed ELC is also recommended for topping off the cooling system. ELC [...]

28 Maintenance Section Cooling System Specifications Ta b l e 1 5 Example Of The Equation For Adding ELC Extender T o ELC T otal V olume of the Cooling System (V) Multiplication Factor Amount of ELC Extender that is Required (X) 946 L (250 US gal) × 0.02 19 L (5 US gal) NO TICE When using Cater pillar ELC, do not use standard SCA ’ s or SCA filt[...]

29 Maintenance Section Cooling System Specifications 8. Drain the cooling system into a suitable container and flush the cooling system with clean water . Note: The cooling system cleaner must be thoroughly flushed from the cooling system. Cooling system cleaner that is left in the system will contaminate the coolant. The cleaner may also corrode t[...]

30 Maintenance Section Cooling System Specifications Caterpillar Diesel Engine Antifreeze/Coolant (DEAC) is for mulated with the correct level of Caterpillar SCA. When the cooling system is initially filled with DEAC, adding more SCA is not necessar y until the concentration of SCA has been depleted. T o ensur e that the correct amount of SCA is in[...]

31 Maintenance Section Cooling System Specifications Ta b l e 1 6 Caterpillar SCA Requirements for Hea vy-Duty Coolant/Antifreeze Cooling System Capacity Initial Fill (1) 250 Service Hour Maintenance (2) Spin-on Element at 250 Service Hour Maintenance (3) 22 to 30 L (6 to 8 US gal) 0.95 L (32 fl oz) 0.24 L (8 fl oz) 111-2370 (1) 31 to 38 L (9 to 10[...]

32 Maintenance Section Cooling System Specifications Ta b l e 1 8 Equation For Adding The SCA T o Con ventional Coolant/Antifreeze At The Initial Fill V × 0.045 = X V is the total volume of the cooling system. X is the amount of SCA that is required. T able 19 is an example for using the equation that is in T able 18. Ta b l e 1 9 Example Of The E[...]

33 Maintenance Section Cooling System Specifications When a heavy-duty coolant/antifreeze is used, treat the cooling system with three to six percent Caterpillar SCA by volume. For more information, see this publication, “ Conventional Coolant/Antifreeze Cooling System Maintenance ” topic (Maintenance Section). If Caterpillar SCA is not used, s[...]

34 Maintenance Section Cooling System Specifications Ta b l e 2 2 Caterpillar SCA Requirements f or SCA and Water Cooling Systems Cooling System Capacity Caterpillar SCA at Initial Fill Caterpillar SCA at 250 Hours 22 to 30 L (6 to 8 US gal) 1.75 L (64 fl oz) 0.44 L (15 fl oz) 31 to 38 L (9 to 10 US gal) 2.30 L (80 fl oz) 0.57 L (20 fl oz) 39 to 49[...]

35 Maintenance Section Cooling System Specifications Additions of SCA are based on the results of the test or based on the r esults of the coolant analysis. The size of the cooling system deter mines the amount of SCA that is requir ed. Use the equation that is in T able 24 to deter mine the amount of Caterpillar SCA that is requir ed for maintenan[...]

36 Maintenance Section Cooling System Specifications S · O · S Coolant Analysis (Level 2) Level 2 coolant analysis is a comprehensive chemical evaluation of the coolant. This analysis is also a check of the overall condition of the inside of the cooling system. The S · O · S Coolant Analysis has the following five features: • Full analysis of[...]

37 Reference Inf or mation Section Reference Materials Reference Inf ormation Section Reference Materials i01123492 Reference Material SMCS Code: 1000 The following literature can be obtained through any Caterpillar dealer . Coolants • Special Publication, SEBD0970, “ Coolant and Y our Engine ” • Special Publication, PEHP4036, “ Data Shee[...]

38 Reference Inf or mation Section Reference Materials The “ American Petroleum Institute Publication No. 1509 ” can be obtained from the following locations: local technological society , local librar y , and local college. If necessar y , consult API at the following address: American Petroleum Institute 1220 L St. N.W . W ashington, DC, USA [...]

39 Index Section Index A Additional Reference Material ............................... 37 Aftermar ket Oil Additives ....................................... 14 C Characteristics of Diesel Fuel ................................ 20 Cetane Number.................................................. 21 Cloud P oint .........................................[...]

40 Index Section R Re-refined Base Stock Oils ................................... 13 Reference Inf or mation Section .............................. 37 Reference Mater ial ................................................ 37 Coolants . ............................................................ 37 Fuels ..............................................[...]

Product and Dealer Information Note: For product identification plate locations, see the section “ Product Identification Information ” in the Operation and Maintenance Manual. Delivery Date: Product Inf ormation Model: Product Identification Number: Engine Serial Number: T ransmission Serial Number: Generator Serial Number: Attachment Serial N[...]

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