Instruction/ maintenance manual of the product N843 Shibaura
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109821_0508 1 Shibaura Diesel Engine Operation Man uals E673L S773L N843 N843L N844L N844L-T Suppor ted b y Hustler T urf Equipment Compan y and Excel Industries, Inc.
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109821_0508 3 FOREW ORD The IHI Shibaura Machinery Co rporation (ISM) industrial di es el engines are a product of ISM's long years of experience, advanced technology . Shibaura takes gr eat pride in the superior durability an d operating economy of these engines.
4 109821_0508 FEDERAL and CALIFORNIA EMISSIONS W ARRANTY W ARRANTY ST A TEMENT IHI Shibaura Machinery Co rporation (ISM) warrants that your 2004 and later non-road diesel engine was designed, built and equipped to conform to ap plicable U.
109821_0508 5 T ABLE OF CONTENTS Saf ety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Engine e xternal views Engine main par ts nomenclature . . . . . . . . . . . . . . . . . . . . . . . .
6 109821_0508 1 1 2 1 6 7 5 4 3 8 9 10 11 12 1. Safety Introd uction This Operation Manual contains the information you will need to operate the engine corr ectly . Check that you have the correct Operation Manual for your engine. Read the book carefully before operating or servicing the engine.
109821_0508 7 3. General Inf ormation 3.1.Engine dat a and specificat ions NOTE: 1. The specifications above are subject to partial changes without notice. 2. Asterisked (*) items may vary depending on the typ e of equipmen t in which the engine is installed.
8 109821_0508 5. Fuel, Lubricant & Coolant 5.1 Fuel (1) Fuel Select ion The following specific character istics are required for the diesel fuel. 1. Must be free from minute dust particles. 2. Must have adequate viscosity . 3. Must have high cetane value.
109821_0508 9 ᧩᧯᧬ഒ ᧩᧮᧬ഒ ᧩᧭᧱ഒ ᧬ഒ ᧭᧱ഒ ᧮᧱ഒ ᧯᧬ഒ ᧩᧮᧮ᨂ (-4F) ᧤᧱ᨂ᧥ ᧤᧯᧮ᨂ᧥ ᧤᧱᧵ᨂ᧥ ᧤᧳᧳ᨂ᧥ ᧤᧴᧲ᨂ᧥ FIG-1 MULTI GR.
10 109821_0508 5.3 Coolant Use 50/50 mix Ethylene Glycol and water for coolant and replace it periodically . (Refer to section 8.2) 6. Engine Operation Engine Exhaust Gas Caution (Carbon Mono xide) WA R N I N G : Do not breathe exhaust gas because it contains carbon monox ide, which by itself has no color or odor .
109821_0508 11 CA UTION: If the engine oil is splashed on the fan drive belt, it causes belt slippage or slackness; therefore, take care to avoid it. WA R N I N G : In adding oi l, take care not to sp ill it.
12 109821_0508 (5) Batter y Cable Connection Check the battery cable connections for looseness or cor- rosion. A loose cable connection will result in hard engine starting or insufficient battery char ge. The battery cables must be tightened securely .
109821_0508 13 ● The type with an indicat or light, 10 seconds are required until the ind icator light at the instrument panel goes off. 2. T urn the starter key clockw ise to the “ST AR T” position as soon as the indication lamp go es off. (3) Engine Star ting 1.
14 109821_0508 (2) Coolant T emperature The engine performance is adversely affected if engine coolant temperature is too hot or too cold. The normal coolant temperat ure is 75 to 90°C (167 to 194°F).
109821_0508 15 (5) Abnormal Engine Noise Pay attention to the noise from the engine or other relat ed parts, confirming normal operating noise. (6) Check the Exhaust Color Check exhaust color as li sted in Section 6.3(2)3. (7) Electrical Sys t em Don't turn the key to th e “O FF” position while engine is under load or at full rpm.
16 109821_0508 CA UTION: Drain the used en gine oil into an approved oil container . Dispose of used oil prop- erly . Oil filter el ement remov al Use a filter wrench to remove the cartridge type oil filter . Oil filter el ement installat ion 1. Apply light coat of engine oil to the O-ring.
109821_0508 17 When changing the engine oil, add the exact amount specified in the engine owner ’ s manual. NO TE: Use CD grade or better by API classification engine oil. MODELS N843 & N843L ONL Y — Add oil at the oi l fill shown. When changing the engine oil, add the exact amount specified in the engine owner ’ s manual.
18 109821_0508 (3) Coolant Chang e The coolant must be changed at int e rval s of 6 months. Degraded or dirty coolant will lead to engine overheating. Coolant draining 1. Remove the radiator cap. Open the drain cock at the radi ator lower part to drain the coolant from the radiator .
109821_0508 19 Proce dure: 1. T urn the fuel lever to the closed position until it stops to shut off the fuel. 2. Loosen the ring nut, remove the cup together w ith the element, and drain the fuel. 3. Clean the cup, install the el ement and tighten to the filter body with the ring nut.
20 109821_0508 Specific gravity of the bat teries The battery charge condition is judged by the electrolyte specific gravity measurement. Periodically measure the electro lyte grav ity of the b atter- ies. For the internal check foll ow the equipment manufac- turer's standard.
109821_0508 21 (2) V alve Cleara nce Adjustment The valve clearance must be adjusted every 1000 operat- ing hours, or whenever the valv e rocker is abnormally noisy , or if there is an engine malf unction and the fuel system is working properly . V alve clearance : 0.
22 109821_0508 (5) Starter and Alternator Servicing Service the starter and alternator every 1000 hours of oper- ation. Do the following: 1. Starter commutator cleaning 2.
109821_0508 23 9. Engine Maintenance Schedule When performing the following items, the daily inspectio n it e ms sh ou l d also be carried out. * This is a recommended maintenan ce. The failure to perfo rm this ma intenance it em will n ot nulli fy the emi ssion warran ty or limit recall liability prior to the completion engine us eful life.
24 109821_0508 NO TE: 1. The service intervals after 1000 operat ion hours should also be made every 100 operation hours in accordance with this check and maintenance schedule. 2. When the servicing on the asterisked ( * ) it ems are necessary , consul t the equipment supplier .
109821_0508 25 15. Coolant replacement Use 50/ 50 anti-freeze and water mixture. 16. Radiat or external According to the equipment m anuf acture's specification. (ref erence: every 500 hours) cleaning 17. Cool ing system flushing Flush the cooling system circuit every 2000 hours 18.
26 109821_0508 Engine doe s not s t a rt. S t a rter doe s not t u rn. S t a rter t u rn s bu t engine doe s not s t a rt. B a ttery di s ch a rged. Loo s e c ab le connection s . S t a rter or s t a rter s witch f a il u re. Engine s t a rt s bu t s t a ll s immedi a tely.
109821_0508 27 Unstable engine running Unstable low idling Too high low idling speed. Incorrect control lever adjustment. Incorrect control lever adjustment. Crack in injection pipe. Governor internal malfunction. Injection nozzle failure. Engine stop lever restricted at stop position.
109821_0508 28 Low oil pre ssu re L a ck of oil Improper oil High l ub ric a ting oil temper a t u re Oll le a k a ge Wrong s election of Over he a t L a rge oil con su mption. kind a nd vi s co s ity. Clogged filter a nd s tr a iner. Worn b e a ring s a nd oil p u mp.
109821_0508 29 Condition Cause Remed y Too much engine oil. Check and adjust the quantity. Too low viscosity of engine oil. Check and change. Improper fuel. Flush & change oil Improper injection timing. See dealer Engine oil burning or detonation.
30 109821_0508 All informatio n, illustrations and specifications contained in this manual are based on the late st product info rmation availabl e at the time of publication.
An important point after buying a device Shibaura N843 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Shibaura N843 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Shibaura N843 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Shibaura N843 you will learn all the available features of the product, as well as information on its operation. The information that you get Shibaura N843 will certainly help you make a decision on the purchase.
If you already are a holder of Shibaura N843, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Shibaura N843.
However, one of the most important roles played by the user manual is to help in solving problems with Shibaura N843. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Shibaura N843 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
