Руководство по ремонту двигателя isuzu 4jb1

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Summary of Contents for Isuzu 4JB1

Скачать Isuzu Elf. Модели до 1993 года выпуска с дизельными двигателями 4JA1 (2,5л), 4JB1 (2,8л), 4JB1-T(2,8n, Turbo), 4ВС2 (3,3 л), 4ВЕ1/4ВЕ2 (3,6 л), 4BD1 (3,9 л), 4BD1-T (3,9 л, Turbo). Устройство, техническое обслуживание и ремонт

1. Двигатели Isuzu 4JA1, 4JB1, 4JB1-T, 4JB1-TC, 4JC1, 4JG2, 4JG2-TC: Устройство, техническое обслуживание и ремонт

   

   Издательство: Легион-Автодата
   Жанр: Устройство и системы автомобиля

   Качество: Хорошее
   Страниц: 192
   Формат: pdf, fb2, epub

   В руководстве дается подробное пошаговое описание процедур по ремонту и техническому обслуживанию дизельных двигателей 4JA1 (2,5 л.), 4JB1 (2,8 л.), 4JB1-T (2,8 л.), 4JB1-TC (2,8 л.), 4JC1 (2,3 л.), 4JG2 (3,1 л.) и 4JG2-TC (3,1 л.), устанавливавшихся на: Isuzu Trooper, Isuzu Bighorn, Opel Monterrey, Isuzu MU, Isuzu Rodeo, Isuzu Faster, Isuzu Elf / Nissan Atlas, Isuzu N-series, а также китайских автомобили: FAW, Foton, Chang Feng, Great Wall, Tianma и различную спецтехнику. Издание содержит подробные сведения по ремонту и регулировке механизмов двигателя, систем смазки, охлаждения, турбонаддува, запуска и зарядки. Подробно рассмотрена конструкции различных ТНВД, процедуры разборки, ремонта и регулировки всех элементов топливной системы, и ремонт. Приведены характеристики для различных вариантов ТНВД. Представлены схемы электрооборудования двигателей и расположения компонентов электрооборудования на автомобилях. Приведены возможные неисправности и методы их устранения, сопрягаемые размеры основных деталей и пределы их допустимого износа, рекомендуемые смазочные материалы и рабочие жидкости. Книга предназначена для автовладельцев, персонала СТО и ремонтных мастерских.

   Вложения:

• 18, 00 – 20 SERVICE INF ORMATION 13. TURBOCHARGER 1) ENGINE HAS LESS THAN NORMAL POWER Checkpoi nt Trouble Cause Countermeasure Air cleaner R estricted Clean or replace Intak e pipe and hose R estricted Clean or replace Com pressor/Intake manifold Loos e (Leaking) Repair Ex haust manifold/turbine inlet Loos e (Leaking) Repair Ex haust piping and silencers R estricted Clean or replace Air breat…

• 37, SERVICE INF ORMATION 00 – 39 3. Remove the element from the solution and rinse it well with running water. Water pressure must not exceed 274 kPa (2.8 kg/cm 2 /40Ps i) 4. Dry the element in a well ventilated area. An electric fan will hasten drying. NOTE: Do not use compressed air or an open flame to dry the element quickly. Damage to the element will result. It will usually take two or three days for the element to dry com…

• 11, SERVICE INF ORMATION 00 – 13 4. SLAPPING NOISE Checkpoint Possible cause Correction Valve c learance Valve clearance improperly adjusted Adjust the valve clearance Roc ker arm Damaged rocker arm Replace the rocker arm F lywheel Loose flywheel bolts Retighten the flywheel bolts Cr ankshaft and thrust bearings Worn or damaged crankshaft and/or thrust bearings Replace the crankshaft and/or the thrust bearings Cr ankshaft…

• 40, 00 – 42 SERVICE INF ORMATION NOTE: For best result it is suggested that the engine cooling system be flushed at least once a year. it is advisable to flush the interior of the cooling system including the radiator before using anti- freeze (ethylene-glycol based). Replace damaged rubber hoses as the engine anti-freeze coolant is liable to leak out even minor cracks. Isuzu recommends to use lsuzu genuine anti-freeze (ethylene-gly…

• 33, SERVICE INF ORMATION 00 – 35 mm ( in) Serv ice standard Service limit Parts Items 4JG2 4JB1 / 4JB1T / 4JB1TC 4JG2 4JB1 / 4JB1T / 4JB1TC Remarks Push rod Curvature — 0.4 (0.0157) or less C amshaft End play Cam lobe height Journal diameter Runout Camshaft bearing inside diameter Camshaft oil clearance 0.08 (0.0031) 42.02 (1.6543) 49.945 — 49.975(1.9663-1.9675) 0.02 (0.0008) or less 50.000 — 50.030 (1.9685 — 1.9697) 0.025 — 0.085 (0.0098 — 0.00334) 0.2 (0.0079) 41.65 (1.639…

• 32, 00 – 34 SERVICE INF ORMATION SERVICE STA NDARD Engine M echanical mm ( in) Serv ice standard Service limit Parts Items 4JG2 4JB1 / 4JB1T / 4JB1TC 4JG2 4JB1 / 4JB1T / 4JB1TC Remarks C ylinder head deck, and exhaust manifold mating surface for flatness 0.05 (0.002) or less 0.2 (0.0079) C ylinder head height 92.0 (3.622) 91.55 (3.6043) C ylinder Head Cylinder Head Lower Face Warpage. Manifold Warpage. Hot plug sinking Hot plug exert pressure 0.05 (…

• 14, Isuzu 4JB1 00 – 16 SERVICE INF ORMATION F AULTY MESHING OF PINION AND RING GEAR C HECK IF BATTERY VOLTAGE IS PRESENT AT MAGNETIC SWITCH TERMINAL “S” WHEN STARTER SWITCH IS TURNED TO “START (ST)” YES EX TREME WEAR OF PINION AND RING GEAR R EPAIR OR REPLACE STARTER, REPLACE RING GEAR OR NO UNDE R THIS CONDITION, CHECK IF VOLTAGE OF CONNECTOR 3BW ON MAGNETIC SWITCH OF RESTART RELAY IS NORMAL YES NO DI SCONNECTION OR FAULTY CONNECTION BETWEEN STARTER SWITCH AND M…

• 49, SERVICE INF ORMATION 00 – 51 FIXING T ORQUE CYLI NDER HEAD COVER, CYLINDER HEAD ROCKER, SHAFT BRAKER N∙m ( kg∙m/lb∙ft) 011LX 002.tif
  …

• 12, 00 – 14 SERVICE INF ORMATION 11. ENGINE COOLING TROUBLE Checkpoint Possible cause Correction Low coolant level Replenish T hermo unit faulty Replace F aulty thermostat Replace F aulty coolant unit Repair or replace Clogged r adiator Clean or replace F aulty radiator cap Replace Low engine oil level or use of improper engine oil Replenish or change oil Replenish Dam aged cylinder head gasket Replace Clogged ex haust system Clean exhaust syst…

• 31, SERVICE INF ORMATION 00 – 33 Charging Sy stem Manuf acturer HITACHI LR150-449B DENSO Rated voltage V 12 12 Rated output A 50 40 Rotating dir ection (As viewed from pulley) Clockwise Clockwise Pulley effective diameter mm (in) 80 (3.15) 82 (3.23) W eight (with pump) kg (lb) 6.0 (13.27) 4JB1TC for G.E 4JB1TC for EC 6.7 (14.77) 4JB1TC for Thailand
  …

• 13, SERVICE INF ORMATION 00 – 15 12. ENGINE ELECTRICA L PART TROUBLE STAR TER DOES NOT RUN C HECK BATTERY CHA RGING FAILURE OR LIFE C HECK BATTERY CONNE CTION FAILURE CLE AN BATTERY TERMINALS, AND RECONNECT T URN ON HEAD LAMP AND STARTER SWITCH HE AD LAMP DOES NOT COME ON OR IT IS EXTREMELY DARK a) LACK OF BATTERY CHARGING b) SHORT-CIRCUIT IN STARTER OIL c) FAULTY STARTER PARTS a) DISCONNECT STARTER CIRCUIT b) DISCONNECT STARTER COIL c) FAULTY STARTER…

• 20, 00 – 22 SERVICE INF ORMATION 2) BLUE OR BLACK SMOKE Checkpoi nt Trouble Cause Countermeasure Air cleaner or intercooler R estricted Clean, r epair, or replace T urbocharger oil seal Leak age Replac e T urbocharger oil drain pipe R estricted Repair or replace Air breather R estricted Clean Boos t compensator (Injection pump) Def ective Repair or replace Com pressor wheel Im pact damage Replac e T urbine wheel Im …

• 58, 00 – 60 SERVICE INF ORMATION SPECIA L TOOLS ILLUSTRATION TOOL NO. TOOL NAME 5- 8840-2035-0 Crank Timing Pulley (4JG2 Belt Drive only) 5- 8840-0200-0 Oil Filter Wrench (89.0 mm/3.5 in) 5- 8840-0202-0 Oil Filter Wrench (106.0 mm/4.2 in) 5- 8840-2209-0 Oil Filter Wrench (100.6 mm/4.0 in) 9- 8523-1423-0 (J-29760) Valve Spring Compressor 5- 8840-2033-0 Oil Seal Installer 5- 8840-9018-0 Piston Ring Compressor 5- 8840-2093-0 Tacho Meter 9- 8523-1212-0 Valve Guide Replacer 5- 8840-0086-0 Camshaft Ti…

• 4, Isuzu 4JB1 00 – 6 SERVICE INF ORMATION GLOW PLUGS ARE NOT RECEIVING POWER (Cont’d) Checkpoint Possible cause Correction Def ective glow plug relay The glow plug relay does not turn on after the starter switch is moved from the “OFF” position to the “ON” position Replace the glow plug relay Defective quick-on start timer Replace the quick-on start timer Defective glow plug relay wiring harness Repair or replace the wiring harness G low plug indicator light turns on for 3.5 seconds Defectiv…

• 59, SERVICE INF ORMATION 00 – 61 SPECIA L TOOLS (CONT.1) ILLUSTRATION TOOL NO. TOOL NAME 5- 8840-2675-0 Compression gauge 5- 8531-7001-0 Gauge Adapter 5- 8531-7002-0 Gauge Adapter 5- 8840-0145-0 Measuring Device 5- 8522-0024-0 Crankshaft Timing Pulley Installer (4JG2 Belt Drive only) 5- 8840-0266-0 Angle Gauge 5- 8840-9016-0 Injection Nozzle Tester 5- 8840-2034-0 Nozzle Holder Remover (4JB1 only) 5- 8840-2038-0 Camshaft Be…

• 3, SERVICE INFORM ATION 00 – 5 4. QUICK-ON START SYSTEM PREPARAT ION 1 Disconnect the thermoswitch connector. 2. Determine whether or not the glow plugs are receiving power. a) Make sure that the starter switch is “OFF”. b) Connect a voltmeter between one of the glow plugs and the cylinder wall. c) Move the starter switch to the “ON” position. The voltmeter needle will show the souse voltage (12V) if the glow plugs are receiving power. If the voltmeter n…