Summary of Contents for Shanghai Diesel Engine H Series
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H 系列柴油机 使用保养说明书 Operation and Maintenance Manual H Series Diesel Engine 上海柴油机股份有限公司 Shanghai Diesel Engine Co., Ltd. 2012 年 8 月 August of 2012...
H 系列柴油机使用保养说明书 6 柴油机停运后保存 柴油机如需停用一段时间(最长至 6 个月) ,需要做好清洁工作和必要的油封措施,防止生锈。 △注意:附件驱动带轮表面需采取一定防锈措施。...
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Warnings and cautions in this manual are not complete since Shanghai Diesel Engine Co., Ltd. (SDEC) has no possibility and is not able to foresee all potential risks resulted from failure to follow the safety cautions and operation instructions.
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Table of Contents 1 Introduction........................... 1 1.1 To User and Operator......................1 1.2 Notices for Engine Quality Feedback ................1 1.3 Safety Instructions......................1 1.4 Engine Operation Instructions.................... 2 2 About the Engine .......................... 3 2.1 Engine Outline Diagrams ....................3 2.2 Engine Model Name Identification ..................
Thank you for purchasing a diesel product of Shanghai Diesel Engine Co., Ltd! The H series diesel engine, available in two displacements of 4L and 7L, is a medium-power four-valve diesel engine with four or six cylinders that is newly developed by SDEC. Featuring strong power and low fuel consumption and with the emissions conforming to relevant national regulations, The H series diesel engine is a perfect power for middle- and high-end vehicles and industrial equipment.
Operation and Maintenance Manual H Series Diesel Engine your eye(s) for 15 minutes with clean water and seek for medical treatment immediately. ●Cool the engine first to avoid being hurt by the steam when filling coolant. Open the pressure cap only when the coolant is lower than 50℃, and then slowly loosen the cap to release the pressure of coolant.
Operation and Maintenance Manual H Series Diesel Engine 2 About the Engine 2.1 Engine Outline Diagrams 2.1.1 SC4H diesel engine (4L) Exhaust Side View Front End View 1 Turbocharger 2 Turbocharger oil inlet pipe 3 Valve cover 4 Exhaust manifold...
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Operation and Maintenance Manual H Series Diesel Engine Intake Side View Rear End View 17 Air inlet elbow 18 Governor (mechanical or electronic) 19 High-pressure fuel pipe 20 Rear engine lifting plate 21 Fuel return pipe 22 Fuel injection pump...
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Operation and Maintenance Manual H Series Diesel Engine 2.2.2 SC7H diesel engine (7L) Exhaust Side View Front End View 1 Turbocharger 2 Valve cover 3 Engine coolant outlet pipe 4 Front engine lifting plate 5 Fan bearing housing 6 Water pump...
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Operation and Maintenance Manual H Series Diesel Engine Intake Side View Rear End View 15 Intake pipe 16High pressure fuel pipe 17 Right engine lifting plate 18 Rear engine lifting plate (optional) 19 Fuel injection pump (mechanical or electronic governor)
Displacement /L Shang Chai Power For example: SC4H160Q3 stands for Shang Chai Power H series four-valve vehicle diesel engine of 4 liters with power of 120 PS and compliant with China Ⅲ SC7H200G2 stands for Shang Chai Power H series four-valve diesel engine of 7 liters with power of 200 PS and compliant with China Stage II for construction equipment 2.3 Diesel Engine Nameplate...
Operation and Maintenance Manual H Series Diesel Engine 2.4 Specifications and Parameters 2.4.1 Specifications Diesel engine SC4H SC7H Total piston displacement/L Type In-line, four-stroke, water-cooled Bore/mm Stroke/mm Number of Cylinders Number of valves of each cylinder Firing order 1-3-4-2 1-5-3-6-2-4...
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Operation and Maintenance Manual H Series Diesel Engine 2.4.2 Parameters Diesel engine SC4H SC7H Lubricating System Oil pressure/kPa @ Idle speed (minimum allowable) @ Rated speed (minimum allowable) @ Rated speed (maximum allowable) Oil pan capacity/L 11.4-9.4 18-15 (Oil dipstick “high-low”) Total system capacity/L 13.4...
Operation and Maintenance Manual H Series Diesel Engine 3 Engine Operation Proper use of your engine can not only keep it in normal working order and good performance, but also can extent its service life and reduce its use cost. Adopt proper fuel, oil and coolant, as well as the correct operation steps stipulated in this section.
Operation and Maintenance Manual H Series Diesel Engine 3.3 Coolant In order to ensure the normal operation and long service life of the engines, use SDEC- designated special organic coolant (anti-freezing type) for any climate. The coolant proves antifreeze, anticorrosion, good thermal conductivity, performance stability, and environmental friendliness.
Operation and Maintenance Manual H Series Diesel Engine △Caution: Do not accelerate and load the engine immediately after it is started up. △Caution: Do not idle the engine for a long period of time or it can cause problems to the engine. When an engine idles, the temperature in combustion chamber is low and combustion is not complete.
Operation and Maintenance Manual H Series Diesel Engine cause and remove the fault as per Section 5 Troubleshooting Guidelines. ●When driving down a steep slope, the transmission gear and brake should be used simultaneously to control the vehicle speed and engine speed; when driving up a steep slope, a proper gear must be chosen to prevent the vehicle from rushing on the slope.
Operation and Maintenance Manual H Series Diesel Engine 4 Engine Maintenance 4.1 Maintenance Schedule The following table gives maintenance period and tasks. Make regular maintenance based on this table. If the engine frequently operates at the ambient temperature below -18°C or above 38°C, or in dusty environment or under a stop-and-go condition, the maintenance period should be shortened properly.
Operation and Maintenance Manual H Series Diesel Engine 4.2 Maintenance Record Make a regular maintenance record. You may make your own maintenance log by referring to the format of Maintenance Record below. Maintenance Record Engine Serial No. Engine Model/Order No.
Operation and Maintenance Manual H Series Diesel Engine 4.3 Tasks and Methods of Engine Maintenance Checking engine periphery Check the periphery of the engine each time before starting: •Check if the engine is in clean state and free from useless things on it.
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Operation and Maintenance Manual H Series Diesel Engine Checking coolant level ▲Warning: Avoid skin or eye contact with coolant to prevent personal injury. ▲Warning: At operating temperature, engine coolant is hot and under pressure, and the steam can cause personal injury.
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Operation and Maintenance Manual H Series Diesel Engine Checking intake system Check the intake hoses for any crack, as well as perforation, and clamps for looseness. Replace the hose(s) if any fault is found, and tighten clamp screw(s) if looseness is found to ensure leak-proof of the intake system.
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Operation and Maintenance Manual H Series Diesel Engine (8) Start the engine and keep it running at idle, and then check the oil filter and drain plug for oil leaks. (9) Shut off the engine, wait for about 5 minutes to provide enough time for the oil to flow into the oil pan, and check the oil level.
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Operation and Maintenance Manual H Series Diesel Engine Drain water The first stage fuel filter has a function of water and fuel separation. When water level in the water container of the first stage fuel filter reaches a certain level, the water-level sensor will send a signal to the water-level indicator light in cab, reminding the driver to drain the water timely.
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Operation and Maintenance Manual H Series Diesel Engine (3) Looking for TDC on compression stroke: SC4H: When the oil filler is located at No. 1 cylinder, sway the rocker arm of No. 1 cylinder from the oil filler. If the rocker arm can be swayed, the piston of No.
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Operation and Maintenance Manual H Series Diesel Engine or rings. (1) Direct compressed air along the length of pleats inside of the element for cleaning. (2) Direct compressed air along the length of pleats outside and then inside of the element for cleaning.
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Operation and Maintenance Manual H Series Diesel Engine Checking turbocharger Perform visual check on turbine and compressor blades of the turbocharger for damage, crack, or contact between the turbine or compressor housings when a light finger pressure applied on them. And check the turbocharger shaft for free spinning.
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Operation and Maintenance Manual H Series Diesel Engine (3) Clean the cooling system according to the following steps. (a) Install and screw up all the drain cocks and plug, and add the sodium carbonate solution (or the mixture of sodium carbonate and water that is available in market) into the cooling system from the coolant filler.
Operation and Maintenance Manual H Series Diesel Engine 5 Troubleshooting Guidelines 5.1 Troubleshooting Guidelines Some simple typical diesel engine fault modes, possible causes and troubleshooting steps are listed in the table below. If any one of modes occurs in engine operation, it is required to eliminate it by taking appropriate measures. Otherwise, it would lead to severe engine failure.
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 3:Engine is difficult to start or will not start Possible cause Correction Refer to the operating instruction manual of the vehicle Improper starting method or the equipment for proper starting method...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 5:Liable misfire or unsteady speed Possible cause Correction Fuel level in the fuel tank too low Add fuel Air in fuel system Check for air in the system. Tighten or replace the fuel...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 8:Engine power output low Possible cause Correction Inquire the driver or operator Obtain all the information related to the problem Overloaded operation Reduce the load to allowed range The engine runs on the plateau beyond the Run the engine on the specified plateau.
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 10:Unexpected engine halt or misfire in deceleration Possible cause Correction Causes related to the protective system of the vehicle Contact the manufacturer of the vehicle or equipment or equipment Check for air in the system. Tighten or replace the fuel...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 14:Rough running at idle speed Possible cause Correction Engine temperature is too low Warm up the engine The load at idle speed is too heavy (more than 50 Reduce the load at idle speed...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 17:Excessive noise Possible cause Correction Noise from drive belt due to poor tension or heavy Check the belt drive system and ensure all pulleys load running Check the intake and exhaust systems for leakage.
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 21:Fuel consumption too much Possible cause Correction Check driver’s operation for gear shift, deceleration and Something related to driving technique idle speed Display error of the odometer Adjust or replace the odometer...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 23:Coolant temperature above normal—sudden overheat Possible cause Correction Check coolant level and engine external for leakage, Coolant level is too low eliminating the leakage and adding the coolant to be...
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Operation and Maintenance Manual H Series Diesel Engine Fault mode 27:Oil pressure too high Possible cause Correction The operating temperature of the engine is too low Refer to the fault mode “Coolant temperature below and the oil viscosity is high normal”...
Operation and Maintenance Manual H Series Diesel Engine 5.2 Static Fuel Injection Pump Timing Check and Adjustment To remove the faults related to static injection pump timing, check and adjust the static pump timing as per following steps. In order to eliminate gear backlashes, it is required to rotate the crankshaft counterclockwise viewed from the flywheel end, which is defined as the working rotation, in checking and adjusting of the injection pump timing.
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Operation and Maintenance Manual H Series Diesel Engine Checking procedure (1) Rotate the crankshaft clockwise 40 degrees to make the 0 mark in flywheel 40 degrees before DTC. (2) Loosen the nut of the high pressure fuel pipe of No. 1 cylinder at the fuel pump end and move the pipe away.
Operation and Maintenance Manual H Series Diesel Engine 6 Engine Storage If the diesel engine is to be shutdown for a period of time (6 months at most), measures of cleaning and necessary oil seal should be taken for rust protection.
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