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Table of Contents

Testing and Adjusting Section

Fuel System

Fuel System - Inspect ................... .................. 22
Air in Fuel - Test ....................... ....................... 22
Finding Top Center Position for No. 1 Piston. . 23
Fuel Quality - Test...................... ..................... 24
Fuel System - Prime .................... ................... 24
Fuel System Pressure - Test.............. ............. 26

Air Inlet and Exhaust System

Air Inlet and Exhaust System - Inspect...... ..... 27
Turbocharger - Inspect .................. ................. 27
Compression - Test..................... .................... 30
Engine Valve Lash - Inspect/Adjust ........ ........ 31
Valve Depth - Inspect................... ................... 32
Valve Guide - Inspect................... ................... 33

Lubrication System

Engine Oil Pressure - Test ............... ............... 34
Engine Oil Pump - Inspect ............... ............... 34
Excessive Bearing Wear - Inspect......... ......... 35
Excessive Engine Oil Consumption - Inspect. 35
Increased Engine Oil Temperature - Inspect . . 35

Cooling System

Cooling System - Check ................. ................ 36
Cooling System - Inspect................ ................ 36
Cooling System - Test................... .................. 37
Engine Oil Cooler - Inspect............... .............. 38
Water Temperature Regulator - Test........ ....... 40

Basic Engine

Piston Ring Groove - Inspect............. ............. 41
Connecting Rod - Inspect ................ ............... 41
Connecting Rod Bearings - Inspect........ ........ 43
Main Bearings - Inspect ................. ................. 44

Cylinder Block - Inspect................. ................. 44
Cylinder Head - Inspect ................. ................. 44
Piston Height - Inspect.................. .................. 45
Flywheel - Inspect...................... ..................... 45
Flywheel Housing - Inspect .............. .............. 46
Gear Group - Inspect ................... ................... 48
Vibration Damper - Check ............... ............... 48

Electrical System

Alternator - Test ....................... ....................... 50
Battery - Test.......................... ......................... 51
Electric Starting System - Test............ ............ 51
Glow Plugs - Test...................... ...................... 53
V-Belt - Test .......................... .......................... 53

Index Section

Index................................ ............................... 55

UENR0617

Table of Contents

This document has been printed from SPI2. NOT FOR RESALE.

Содержание 1106A-70T

Страница 1: ...ation Testing and Adjusting 1106A 70T 1106A 70TA 1106C 70TA and 1106D 70TA Industrial Engines PP Engine PR Engine PT Engine PU Engine UENR0617 01 April 2014 This document has been printed from SPI2 NO...

Страница 2: ...can be either written or pictorially presented Operations that may cause product damage are identified by NOTICE labels on the product and in this publication Perkins cannot anticipate every possible...

Страница 3: ...Oil Pressure Test 34 Engine Oil Pump Inspect 34 Excessive Bearing Wear Inspect 35 Excessive Engine Oil Consumption Inspect 35 Increased Engine Oil Temperature Inspect 35 Cooling System Cooling System...

Страница 4: ...rent lengths of connecting rods are available in order to attain the correct piston height The three different lengths of connecting rods are made by machining the blank small end bearing of each rod...

Страница 5: ...l example 1 Crankcase breather 2 Secondary fuel filters 3 Primary fuel filter 4 Oil sampling valve 5 Oil filter 6 Fuel injection pump 7 Oil gauge dipstick UENR0617 5 Systems Operation Section This doc...

Страница 6: ...ting eye 11 Alternator 12 Exhaust elbow 13 Exhaust manifold 14 Turbocharger 15 Fuel priming pump 16 Starting motor 17 Oil pan 18 Drain plug oil 19 Drain plug coolant 20 Rear lifting eye 6 UENR0617 Sys...

Страница 7: ...le 1 Crankcase breather 2 Secondary fuel filters 3 Primary fuel filter 4 Oil sampling valve 5 Oil filter 6 Fuel injection pump 7 Oil gauge dipstick 8 Water pump 9 Fan pulley 10 Damper 11 Fan UENR0617...

Страница 8: ...and loose debris before starting a repair on the fuel system Ensure that no high pressure water is directed at the injectors Environment When possible the service area must be positively pressurized...

Страница 9: ...of immediately after completion of the repair in order to prevent contamination of the system Refueling In order to refuel the diesel fuel tank the refueling pump and the fuel tank cap assembly must...

Страница 10: ...i04476111 Fuel System Illustration 5 g02264199 Typical example 10 UENR0617 Systems Operation Section This document has been printed from SPI2 NOT FOR RESALE...

Страница 11: ...conditions occur The fuel filter is changed The fuel line is removed The fuel injection pump is removed Fuel System Components Fuel Injection Pump General Operation Illustration 6 g01352237 Typical ex...

Страница 12: ...with advanced fuel injection timing The engine will have higher cylinder pressure and engine damage may result If the switch fails in the open position the engine will run with the fuel injection timi...

Страница 13: ...old 2 Fuel injector 3 Glow plug 4 Inlet manifold 5 Aftercooler core 6 Exhaust outlet 7 Turbine side of turbocharger 8 Compressor side of turbocharger 9 Air inlet from the air cleaner 10 Inlet valve 11...

Страница 14: ...e glow plugs 3 will also heat the air in the cylinder Just before the piston reaches the Top Center TC position fuel is injected into the cylinder The air fuel mixture ignites The ignition of the gase...

Страница 15: ...rings The oil exits the turbocharger from the lubricating oil outlet port 10 and returns to the oil pan Valve System Components Illustration 10 g02263874 Valve system components 1 Rocker arm 2 Spring...

Страница 16: ...ge to the oil gallery The oil gallery is drilled through the total length of the left side of the cylinder block If the oil filter is on the right side of the engine the oil flows through a pipe assem...

Страница 17: ...oolant passes over the element of the oil cooler 4 The coolant then enters the block 3 Coolant flows around the outside of the cylinders then flows from the cylinder block into the cylinder head 5 The...

Страница 18: ...that is installed for the front camshaft journal The other camshaft journals run directly in the cylinder block The engine has a cooling jet that is installed in the cylinder block for each cylinder T...

Страница 19: ...bolts 7 Connecting rods with bearing caps that are fracture split have the following characteristics The splitting produces an accurately matched surface on each side of the fracture for improved stre...

Страница 20: ...ump drive gear is driven by the fuel injection pump gear The camshaft and the fuel injection pump rotate at half the engine speed Camshaft The engine has a single camshaft The camshaft is made of cast...

Страница 21: ...clutch returns the clutch to the rest position Alternator The electrical outputs of the alternator have the following characteristics Three phase Full wave Rectified The alternator is an electro mech...

Страница 22: ...the suction side between the fuel transfer pump and the fuel tank Work carefully around an engine that is running Engine parts that are hot or parts that are mov ing can cause personal injury 2 Instal...

Страница 23: ...perly For information about checking the fuel pressure see Testing and Adjusting Fuel System Pressure Test 5 If the source of the air is not found disconnect the supply line from the fuel tank and con...

Страница 24: ...r the operating conditions Refer to Operation and Maintenance Manual Fuel Recommendations for more information 3 If fuel quality is still suspected as a possible cause of problems regarding engine per...

Страница 25: ...conds The load should then be decreased until the engine is at high idle This should be repeated three times This will assist in removing trapped air from the fuel injection pump 9 Check for leaks in...

Страница 26: ...auge and operate the priming lever of the fuel transfer pump to eliminate air from the pipe 4 When fuel free of air flows from the pipe tighten the connection Ensure that there are no leaks at the con...

Страница 27: ...e injury from burns Before performing maintenance on the en gine allow the engine and the components to cool NOTICE Keep all parts clean from contaminants Contaminants may cause rapid wear and shorten...

Страница 28: ...o high adjust the oil level b Inspect the air cleaner element for restriction If restriction is found correct the problem c Inspect the engine crankcase breather Clean the breather or replace the brea...

Страница 29: ...ge the turbocharger has internal damage Replace the turbocharger Inspection of the Wastegate If equipped The wastegate controls the amount of exhaust gas that is allowed to bypass the turbine side of...

Страница 30: ...nd related components may need to be repaired A compression test should not be the only method which is used to determine the condition of an engine Other tests should also be conducted in order to de...

Страница 31: ...lash can be an indication of the following problems Worn camshaft and valve lifters Worn rocker arms Bent pushrods Broken socket on the upper end of a pushrod Loose adjustment screw for the valve lash...

Страница 32: ...the valve lash for the valves when the engine is at TC exhaust stroke according to Table 5 If necessary make an adjustment to the valves according to Table 5 a Loosen the valve adjustment screw lockn...

Страница 33: ...adial movement of the valve in the valve guide 1 Valve guide 2 Radial movement of the valve in the valve guide 3 Valve stem 4 Dial indicator 5 Valve head 1 Place a new valve in the valve guide 2 Place...

Страница 34: ...spring for the oil pressure relief valve is installed incorrectly The plunger for the oil pressure relief valve becomes jammed in the closed position Excessive sludge exists in the oil which makes the...

Страница 35: ...pistons A dirty crankcase breather will cause high pressure in the crankcase A dirty crankcase breather will cause the gaskets and the seals to leak Engine Oil Leaks into the Combustion Area of the Cy...

Страница 36: ...d air may be used to remove materials from the cooling system Identify the cause of the restriction before you choose the method for cleaning c Straighten any fins of the radiator if the fins are bent...

Страница 37: ...he coolant system The engine must be cold and the engine must not be running After the engine is cool loosen the pressure cap in order to relieve the pressure out of the cooling system Then remove the...

Страница 38: ...ry can result from hot coolant steam and alkali At operating temperature engine coolant is hot and under pressure The radiator and all lines to heaters or the engine contain hot coolant or steam Any c...

Страница 39: ...g purposes 4 Inspect the oil cooler 1 for cracks and dents Replace the oil cooler 1 if cracks or dents exist Ensure that no restrictions for the flow of lubricating oil exist in the oil cooler 1 Dry t...

Страница 40: ...f a pressure indication is shown on the indicator push the release valve in order to relieve pressure before removing any hose from the radiator 1 Remove the water temperature regulator from the engin...

Страница 41: ...3 Use a suitable feeler gauge 3 to measure piston ring end gap Refer to Specifications Piston and Rings for the dimensions Note The coil spring must be removed from the oil control ring before the gap...

Страница 42: ...ent but the original connecting rod is not replaced the following procedures must be performed 1 Determine the grade of length of the connecting rod Use one of the following characteristics The mark T...

Страница 43: ...asuring pins 2 Connecting rod L The length between the centers of the piston pin bearing and the crankshaft journal bearing is shown in Illustration 43 2 Measure the connecting rod for distortion and...

Страница 44: ...flat 6 Inspect the bottom face of the cylinder head for pitting corrosion and cracks Inspect the area around the valve seat inserts and the holes for the fuel injection nozzles carefully 7 Test the c...

Страница 45: ...es of length of connecting rods determine the piston height above the cylinder block The grade of length of a connecting rod is identified by a letter or a color The letter or the color is marked on t...

Страница 46: ...axis of the crankshaft to the contact point of the dial indicator Flywheel Runout Illustration 47 g01321858 Typical example 1 Install Tooling A in illustration 47 as shown 2 Set the pointer of the di...

Страница 47: ...the flywheel housing tightened to the correct torque Illustration 49 g01199467 Typical example 1 Install Tooling A See illustration 49 2 Set the pointer of the dial indicator to 0 mm 0 inch 3 Check t...

Страница 48: ...ear Group Front for the backlash measurement 3 Measure the backlash between the idler gear 2 and the crankshaft gear 4 Refer to Specifications Gear Group Front for the backlash measurement 4 Measure t...

Страница 49: ...the vibration damper Set the dial indicator to read 0 00 mm 0 00 inch 3 Rotate the crankshaft at intervals of 45 degrees and read the dial indicator 4 The difference between the lower measurements and...

Страница 50: ...oltage Is Below Specifica tions After 10 Minutes The Voltage Is Within Specifica tions After 10 Minutes The Voltage Is Above Specifica tions After 10 Minutes Less than the specifications Replace the a...

Страница 51: ...tor solenoid is a switch with a capacity of about 1000 amperes The starting motor solenoid supplies power to the starter drive The starting motor solenoid also engages the pinion to the flywheel The s...

Страница 52: ...mperature range of Table 13 The large starting motor cables get hot Use a suitable ammeter in order to measure the current Place the jaws of the ammeter around the cable that is connected to the bat t...

Страница 53: ...her probe to a suitable ground The digital multimeter should make an audible sound Replace the glow plug if there is no continuity 4 Check the continuity on all the glow plugs Checking The Operation o...

Страница 54: ...belt 2 Used Belt Tension refers to a belt that has been in operation for 30 minutes or more at the rated speed Install Tooling A at the center of the longest free length of belt and check the tension...

Страница 55: ...38 Cylinder Block Inspect 44 Cylinder Head Inspect 44 Resurfacing the Cylinder Head 44 E Electric Starting System Test 51 Diagnosis Procedure 52 General Information 51 Electrical System 20 50 Alternat...

Страница 56: ...Inspect 41 Inspect the Clearance of the Piston Ring 41 Inspect the Piston and the Piston Rings 41 Inspect the Piston Ring End Gap 41 S Systems Operation Section 4 T Table of Contents 3 Testing and Adj...

Страница 57: ...This document has been printed from SPI2 NOT FOR RESALE...

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