Factory Troubleshooting And Repair Manual For Cummins Engine. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.
Format: PDF
Language: English
Pages: 812
Number: 3810456-01 (july 1992)
Bookmarks: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes
Model
Cummins Engine
N14
Contents
-INTRODUCTION
About The Manual
How to Use The Manual
Symbols
Illustrations
General Safety Instructions
General Repair Instructions
General Cleaning Instructions
Definition Of Terms
-ENGINE IDENTIFICATION
Cummins Model Name
Engine Dataplate
Fuel Pump Dataplate
Engine Specifications
Engine Diagrams
-TROUBLESHOOTING
Procedures And Techniques
Troubleshooting Symptoms Chart
-COOLING SYSTEM
Cooling System General Information
Coolant Flow Diagram
Cooling System Specifications
Thermal Control Settings
Heavy Duty Coolant
Supplemental Coolant Additives (SCA’s)
Cooling System Service Tools
Cooling System Water
Antifreeze
Cooling System Sealing Additives
Cooling System Soluble Oils
Coolant Additive Requirement
Coolant Filter
Draining The Cooling System
Cleaning The Cooling System
Filling The Cooling System
Cooling System – Testing For Air Or Combustion Gases
Cooling System Pressure Testing
Hoses – Inspection
Coolant Temperature Gauge – Checking
Venting The Cooling System
Radiator Pressure Cap
Radiator And Charge Air Cooled Fins
Radiator Shutter Operation
Fan Inspection
Fan Shroud Inspection
Fan Spacer And Pulley Inspection
Fan Belts
Fan And Fan Hub
Viscous Fan Clutch
On-Off Thermatic Fan Clutch
Water Pump Belts
Water Pump Idler Pulley
Water Pump
Coolant Filter Head Insert
Coolant Filter Shutoff Valve
Thermostat Housing
Thermostat Seal
Thermostat
-LUBRICATING SYSTEM
Lubricating System General Information
Lubricating Oil System Flow Diagram
Lubricating Oil System Flow Diagram
Lubricating Oil System Flow Diagram – Viscosity Sensor And Stc Valve
Lubricating Oil System Specifications
Lubricating Oil System Service Tools
Lubricating Oil System Diagnostic Checking
Lubricating Oil And Filter Analysis
Lubricating Oil Filter
Lubricating Oil Leaks
Crankcase Breather
Draining The Lubricating Oil System
Filling The Lubricating Oil System
Priming The Lubricating Oil System
Dipstick Tube And Housing
Dipstick Calibration
Lubricating Oil Transfer Tube
Lubricating Oil Pan
Lubricating Oil Pump
High Lubricating Oil Pressure Relief Valve
Main Lubricating Oil Pressure Regulator
Lubricating Oil Pump Signal Line
Lubricating Oil Pump Signal Line Orifice (In Chassis)
Viscosity Sensor – STC Engines
Lubricating Oil Cooler Assembly
Piston Cooling Nozzles
Lubricating Oil Pressure Gauge
Lubricating Oil Temperature Gauge
-COMBUSTION AIR SYSTEM
Combustion Air System General Information
Air Intake System Flow Diagram
Exhaust System Flow Diagram
Combustion Air System Specifications
Combustion Air System Service Tools
Air Leaks – Testing
Turbocharger Seal Leak – Testing
Turbocharger – Verifying Correct Part Number
Intake Air Restriction
Exhaust Restriction
Turbocharger Blade Damage
Turbocharger Axial And Radial Clearance
Turbocharger Replacement
Exhaust Manifold
Intake Manifold
Charge Air Cooler
-COMPRESSED AIR SYSTEM
Compressed Air System General Information
Compressed Air System Flow Diagrams
Compressed Air System Specifications
Compressed Air System Service Tools
Carbon Buildup, Air Compressor
Gasket Leaks, Air Compressor
Compressor Unloader Valve
Air Governor (Air Compressor Will Not Pump)
Air Governor
Air Compressor, Cylinder Head
Air Compressor
-FUEL SYSTEM
Fuel System General Information
Fuel System Flow Diagrams
Fuel System Specifications
Fuel System – Service Tools
Fuel System Miscellaneous Information
Fuel System Maintenance
Fuel Pump
Fuel Pump Flow Checking, Rotation And Priming
Fuel Pump Shutoff Valve
Fuel Pump On-Engine Adjustment
Air Actuated Road Speed Governor
VS Throttle Shaft
VS Governor Adjusting Screw Sealing Jam Nuts
VS Governor Idle Spring
Fuel Gear Pump Check Valve
Injectors
STC Oil Control Valve
STC Oil Delivery System Diagnostic Testing
STC Oil Delivery System Blockage – Oil Rifle To Oil Manifold
STC Oil Delivery System Blockage/Leakage – Oil Manifold To Injectors
Cylinder Misfiring/Smoking Location
Air In Fuel Testing
Lubricating Oil Dilution By Fuel Testing
Fuel Pump Inlet Restriction
Fuel Pump Drain Line Restriction
AFC No-Air Check
Power Check
Fuel Consumption Check
Throttle Response Test
Stall Speed Testing
Operating In Normal Timing
Stall Speed Check List
VE/VMS – Road Test – Throttle Response Test Worksheet
-ELECTRICAL SYSTEM
Electrical System General Information
Starting System Specifications
Electrical System Service Tools
Batteries
Battery Cables And Connections
Starter Connections
Alternator Belt
Alternator Replacement
Starting Motor Replacement
-BASE ENGINE COMPONENTS
Base Engine Components General Information
Base Engine Components Service Tools
Rocker Housing Covers
Engine Lifting Brackets
Engine Lifting Bracket – Service Bracket
Overhead Adjustment
Engine Brake Adjustment
Engine Brake Replace
Push Rods Replace
STC Oil Plumbing
Rocker Levers Replace
Rocker Lever Housings Replacement
Cylinder Block Counterbore Leak
Cylinder Block Deck Surface
Cylinder Block Counterbore – Leak Testing
Cylinder Head Capscrew Holes
Cylinder Head Capscrew Hole
Cylinder Liner Protrusion
Cylinder Head Gasket(S) Replacement
Cylinder Heads Replace
Cylinder Head Pressure Testing
Cam Followers Replace
Injection Timing (General Information)
Injection Timing
Main And Thrust Bearings Replace
Connecting Rod Bearings Replacement
Pistons And Rings Replacement
Connecting Rods Replacement
Cylinder Liners Replacement
Accessory Drive Pulley Replacement
Wear Sleeve, Accessory Drive Pulley Replacement
Seal, Accessory Drive Replacement
Accessory Drive Replacement
Vibration Damper
Crankshaft Pulley Replacement
Seal, Front Crankshaft Replacement
Camshaft Bearing Support Replacement
Front Engine Support Bracket Replacement
Gear Cover Replacement
Crankshaft Gear Replacement
Camshaft Replacement
Camshaft Gear Replacement
Camshaft Bushing Replacement
Flywheel Replacement
Seal, Rear Crankshaft Replacement
Flywheel Housing Replacement
Flywheel Housing Redowel To Cylinder Block
Straight Thread Plugs, Pipe Plugs And Cup Plugs Replacement
-ENGINE TESTING
Engine Testing General Information
Definitions Of Terms On Engine Performance Curve
General Run-In Procedures
General Engine Test/Run-In Specifications
Engine Testing – Service Tools
Engine Dynamometer – Install Engine
Fuel Flow Measurement On Engine Or Chassis Dynamometer
Intake Manifold Boost Pressure Correction Factors
Engine Run-In Procedure – Engine Dynamometer
Dynamometer Worksheet
Chassis Dynamometer Operation
General Test Procedure – Chassis Dynamometer
Engine Run-In Procedure – Chassis Dynamometer
Engine Run-In Procedure Without Dynamometer
-ENGINE REMOVE AND INSTALL
Engine Remove And Install General Information
Engine Remove And Install Service Tools
Engine Removal
Engine Mounts Inspection
Engine Installation
-ENGINE COMPONENT SPECIFICATIONS
Engine Component Specifications General Information
Component Specifications And Torque Values
Drive Belt Tension
Fraction, Decimal, Millimeter Conversions
Weight And Measures – Conversion Factors
Newton-Meterto Foot Pound Conversion Chart
Capscrew Markings And Torque Values
Pipe Plug Torque Values
Torque Values For Straight Thread Fittings And Plugs
Tap-Drill Chart – U.S. Customary & Metric
-SERVICE LITERATURE
Additional Service Literature
Service Literature Ordering Location
Literature Order Form
-COMPONENT MANUFACTURERS
Component Manufacturers Addresses
INDEX
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