Yangdong Co. Y90 Series Manuel de service

OPERATION&MAINTENANCE MANUAL SERIE DIESEL ENGIEN OPERATION&MAINTENANCE MANUAL YANGDONG CO., LTD

OPERATION&MAINTENANCE MANUAL 10Net mass（kg） 280 Dimension （L×W×H）（mm） 733×628×610 2, specification of the main accessories Spe

OPERATION&MAINTENANCE MANUAL 11Model JF13 或 JF15 Voltage （V） 14 Power （W） 350 或 500 Type Single stage, paper element 7 Fuel filter Model

OPERATION&MAINTENANCE MANUAL 12Model JF11 或 JFW13 或 JFW15 Voltage （V） 14 Power （W） 350 或 500 Type Single stage, paper element 7 Fuel filt

OPERATION&MAINTENANCE MANUAL 13Voltage （V） 14 或 28 Power （W） 350 或 500 Type Single stage, paper element 7 Fuel filter Model C0708B、CX070

OPERATION&MAINTENANCE MANUAL 14 At normal operation 0.2～0.4 At min. steady speed ≥0.065 5. Governo

OPERATION&MAINTENANCE MANUAL 15 Section 2. Operation and security requirements of engine 1, Fuel, lube Oil and Cooling water 1. Fuel. Users

OPERATION&MAINTENANCE MANUAL 16discharge bolts of the diesel filter and injection pump. Then press handle pump on the transmission oil pump unt

OPERATION&MAINTENANCE MANUAL reach about 80°C. 2, Increase or decrease of the diesel engine load and rotation speed shall be carried out evenly a

OPERATION&MAINTENANCE MANUAL 18regional operators must be installed guardrail to prevent people and goods sliding down. 4. The engine when

OPERATION&MAINTENANCE MANUAL 191、Check the oil level is under the gauge rated range. New machine or long time no used machine should stop after

OPERATION&MAINTENANCE MANUAL 2 Foreword Series Yangdong multi-cylinder diesel engines are ideal power units for light vehicle, agro motor,

OPERATION&MAINTENANCE MANUAL 20electrolyzed liquid surface shall be 10-15mm higher than the electrode board, and supplement distilled water whe

OPERATION&MAINTENANCE MANUAL 219, Check the joints of the electric circuits of the electric equipment are firm or not, and the lead contact is

OPERATION&MAINTENANCE MANUAL ring, cylinder cover and air valve sealed surface. 5, The mouths of air inlet and exhaust pipes(muffler) shall be bl

OPERATION&MAINTENANCE MANUAL 2、adjustment of injection timing In order to obtain the most economic fuel consumption rate and good operation func

OPERATION&MAINTENANCE MANUAL 24abnormal or parts are damaged, the diesel engine might have errors during operations such as block smoke, power

OPERATION&MAINTENANCE MANUAL and then clamp the needle valve with iron thread plier, and pull out lightly to avoid napping. When cleaning the nee

OPERATION&MAINTENANCE MANUAL 26dividers respectively into the air inlet and exhaust valves of the first cylinder and the rocker, check and adju

OPERATION&MAINTENANCE MANUAL Section 5 Construction of diesel engine 1、cylinder head Fig.4 Tightening sequence of cylinder head bolts Fig.5

OPERATION&MAINTENANCE MANUAL required. As for a new one, sinking distance between the plane of the air inlet and air outlet and the plane of the

OPERATION&MAINTENANCE MANUAL dismantling it for cleaning, do not mistake the upper and low shaft bushings (the upper shaft bushing with oil groov

OPERATION&MAINTENANCE MANUAL 310, ambient temperature under 0°C, discharge all the coolant to prevent frostbite after stop 11, all the filters(

OPERATION&MAINTENANCE MANUAL 30abrasion, it still remains a certain of radial resilience, therefore, it extends service life of the oil control

OPERATION&MAINTENANCE MANUAL 31the cylinder sleeve carefully, and tighten the bolts in turn with required force moment. 4、crankshaft and flywh

OPERATION&MAINTENANCE MANUAL The gear transmission system consists of timing gear for crankshaft, timing gear for cam shaft, timing gear for fuel

OPERATION&MAINTENANCE MANUAL Figure 10 fuel adjustment diagrams 1. fuel return pipe 2. Fuel injection pipe 3. Injector

OPERATION&MAINTENANCE MANUAL move the stopping working handle to realize emergency stop. Pin valve of the fuel injection nozzle and pin valve b

OPERATION&MAINTENANCE MANUAL 9、cooling system Fig12 Cooling system 1 radiator 2 heat retainer 3 fan 4 water pump 5 inlet pipe The

OPERATION&MAINTENANCE MANUAL accelerate abrasion of the bearing. If some unusual noise be heard when bearing operates, it should be changed. As t

OPERATION&MAINTENANCE MANUAL 37Charging generator adopt silicon commutate and shunt excitation JF21 model. It is comprised of three-phase

OPERATION&MAINTENANCE MANUAL 38 Section 6 Operation notice of turbo- charger diesel engine Turbocharger mounted at the exhaust pipe of the die

OPERATION&MAINTENANCE MANUAL 39coking of oil or blocking lubrication pipe, the responsibilities shall be borne by the customers. Selecte

OPERATION&MAINTENANCE MANUAL 4 Contents 1, Configuration and Installation dimension of model YSD490ZL (Fig.1) 2, Performance Curves of M

OPERATION&MAINTENANCE MANUAL 40the requirement of noise-damping, but also the resistance not exceed the permissible value(13～20kPa）,power los

OPERATION&MAINTENANCE MANUAL 41of the push rod and turbocharger can not work normally. Attention: the diesel can not work under the conditions

OPERATION&MAINTENANCE MANUAL 42 When the diesel is heated, do not touch the turbo charging and its connections to avoid scalding. Section

OPERATION&MAINTENANCE MANUAL 437、battery lose electricity Charge the battery 8 、 wires connections loosened check and tighten wire connection

OPERATION&MAINTENANCE MANUAL 442 spray instruction ill check the spray pressure and atomization, if the fuel pump is damaged, replace it 3

OPERATION&MAINTENANCE MANUAL 455、 lube oil insufficiency or no pressure 1 oil lever in oil sump too

OPERATION&MAINTENANCE MANUAL 46(2)oil pressure too low with insufficient flow (2)refer to paragraph V. 3 engines overload Relieve load 7、eng

OPERATION&MAINTENANCE MANUAL 47turbocharger and the diesel engine. If believing the trouble caused by turbocharger doesn’t unload the turbochar

OPERATION&MAINTENANCE MANUAL 48between air filter and compressor replace the sealing element √ √ √ √ √ The pipe between the compressor

OPERATION&MAINTENANCE MANUAL 49cylinder head element √ √ √ √ √ √ Engine’s outlet pipe blockage Eliminate impurity √ Turbine

OPERATION&MAINTENANCE MANUAL 55、adjustment of injection pump …………………………………………………………………4-3 6、adjustment of decompression arm lash ……………………………… …

OPERATION&MAINTENANCE MANUAL 50 √ Compressor’s impeller wear out or damage Clean air intake system or replace supercharger √ √ Su

OPERATION&MAINTENANCE MANUAL maintenance. Please operate and maintenance according to our manual to prolong wearing part’s life, otherwise the li

OPERATION&MAINTENANCE MANUAL 6

OPERATION&MAINTENANCE MANUAL 7

OPERATION&MAINTENANCE MANUAL 8

OPERATION&MAINTENANCE MANUAL 9Chart 7. the load characteristic curve of YSD490ZLD Section 1. Diesel engine specification and technical dates