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Doosan purchased Bobcat Company from Ingersoll-Rand Company in
2007. Any reference to Ingersoll-Rand Company or use of trademarks,
service marks, logos, or other proprietary identifying marks belonging
to Ingersoll-Rand Company in this manual is historical or nominative
in nature, and is not meant to suggest a current affiliation between
Ingersoll-Rand Company and Doosan Company or the products of
either.
Book: 23076011 (4/07) Rev. B
Revised (10-12)
Engine Operation Manual
For Engine Models
3IRL2N
4IRQ2N
4IRS2N
4IRS2T
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Summary of Contents for Ingersoll-Rand 3IRL2N
- Page 1 4IRS2N 4IRS2T Doosan purchased Bobcat Company from Ingersoll-Rand Company in 2007. Any reference to Ingersoll-Rand Company or use of trademarks, service marks, logos, or other proprietary identifying marks belonging to Ingersoll-Rand Company in this manual is historical or nominative in nature, and is not meant to suggest a current affiliation between Ingersoll-Rand Company and Doosan Company or the products of either.
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Page 3: Engine Information
Engine Information... - Page 4 Operating & Maintenance Manual Engine Information Engine Safety Instructions If you do not understand or have any doubts about any point in this instruction manual, please contact your agent who can explain or give you a demonstration. • Please also refer to the local and national regulations applicable to your region or country. •...
- Page 5 Engine Information Operating & Maintenance Manual device from a system under pressure. Do not check for pressure leaks with your hand. High pressure oil or fuel can cause personal injury. • The corrosion inhibitor contains alkali. Avoid any prolonged or repeated contact with the skin, or eyes.
- Page 6 Operating & Maintenance Manual Engine Information • Never carry out any work on the generating set when only supported by a lifting device. • WARNING! The engine must not be operated in areas containing explosive products. • The fuel filter must be replaced on a cold engine to avoid any risk of fire due to spillage of the fuel onto the exhaust manifold.
- Page 7 Engine Information Operating & Maintenance Manual Fuel, Oil and Coolant Specifications When set to factory standards, these engines operate properly with a diesel fuel complying with one of the following specifications : .BS 2869: 1988, class A2 .BS EN590 : 1995, class 1 .ASTM D-975-77 : quality 2D Use commercially available diesel fuel with a sulphur content lower than 0.5 %.
- Page 8 Operating & Maintenance Manual Engine Information Recommended Oil Specifications Quality The oil must be suitable for oil changes as specified in the general maintenance schedule. The temperatures mentioned in the Oil Viscosity Table below are ambient temperatures during engine start- up.
- Page 9 Engine Information Operating & Maintenance Manual Limiting requirements for engine oils If a used oil analysis program is conducted in order to determine the condition of the oil, consult the chart below. Change the oil if any of these requirements is not met. Note: •...
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Page 10: Coolant Specifications
Operating & Maintenance Manual Engine Information Coolant Specifications The coolant quality has a significant effect on the efficiency and life of the cooling system. The recommendations below will help users to keep their cooling system in good condition with protection against frost and/or corrosion. - Page 11 Engine Information Operating & Maintenance Manual Recommended Types of Long Life Coolants (LLC) All-season, non-amine LLC or equivalent are recommended. Features of Recommended Brands • None of amines (methyl amines, ethyl amines, n-propyl amines, etc., all being derivatives of ammonia, NH3) are contained). •...
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Page 12: Preventive Maintenance
Operating & Maintenance Manual Engine Information PREVENTIVE MAINTENANCE Although specific regular maintenance operations have been given in the maintenance schedule, you are reminded that it is the environment in which the engine operates which defines the maintenance schedule. You must therefore realize that, if the engine operates under extreme conditions, intervals between operations should be shortened. - Page 13 Engine Information Operating & Maintenance Manual Maintenance Schedule Every 400/ 800/ 2 yrs Operations to be performed 1000 req’d MOTOR Check the degree of clogging of air filter Replace the lube oil and oil filter Lubricate all the couplings Replace the fuel filter Adjust the valve clearance Clean and check the injectors Check condition/tension of v-belt...
- Page 14 Operating & Maintenance Manual Engine Information This summary will help you keep a record of the maintenance performed on your generating set. It must be filled in by the engineer undertaking the service work in accordance with the general maintenance schedule Running Date Maintenance...
- Page 15 Engine Information Operating & Maintenance Manual Description of Engine Water Thermostat Oil Filter Lifting Eye Oil Drain Plug Charging Alternator Dipstick Crankcase Pulley V-Belt Oil Filler Neck Oil Sump Fuel Pump Flywheel Water Pump Starter Motor Oil Filler Neck Exhaust Manifold Governor Injector Fuel Feed Pump...
- Page 16 Operating & Maintenance Manual Engine Information Replacing the lube oil and oil filter Only change the oil when the engine Is at operating temperature but stationary (lubricating oil temperature of around 80 °C). This operation is carried out when the engine is warm and stationary (around 80 °C). - Remove the oil filler cap.
- Page 17 Engine Information Operating & Maintenance Manual - Start the engine to fill the fuel filter and bleed the air if necessary at the injection pump. - Check for any fuel leaks. The operation is then complete. Cartridge fuel filter - Remove the cartridge with a filter wrench and apply a small amout of fuel to the o-ring of new cartridge.
- Page 18 Operating & Maintenance Manual Engine Information Tension of the belt If necessary, readjust the tension of the belt and measure again. To retighten or tighten the belt : - Undo the charge alternator screws 1. - Pull on the alternator until the correct belt tension is achieved. - Retighten the alternator screws.
- Page 19 Engine Information Operating & Maintenance Manual Checking the preheating glow plugs requires specialist knowledge and the use of special tools. Checking the injectors requires specialist knowledge and the use of special tools. Exhaust Muffler - Check the pipe for leaks. Check that there are no gas leaks or deterioration of the pipe work. - Retighten the Mountings.
- Page 20 Operating & Maintenance Manual Engine Information - Check for leaks. Visually check that the tank does not leak. Fault Cause Action Fault Cause Action The engine will Blown fuse Replace Not enough Oil of Incorrect viscosity Change the oil not start Power Start switch faulty Repair or replace...
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Page 21: Starting Battery
Engine Information Operating & Maintenance Manual STORAGE (for prolonged shut-down) If your generating set cannot or will not be used for more than 1 month, special measures must be taken to avoid damage. Thoroughly clean the genset (if necessary) and check it is operational. ENGINE 1. - Page 22 Operating & Maintenance Manual Engine Information...
- Page 23 © 2004 Ingersoll-Rand Company, Printed in the USA...
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