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Manuals
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QUANCHAI Manuals
Engine
N485D
Maintenance manual
QUANCHAI N485D Maintenance Manual
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Contents
Table of Contents
Bookmarks
Table of Contents
Preface
Table of Contents
Chapter 1 Safety Precautions
Anti-Touch Sign
Part 1 Overview
Scald Proof Sign
Engine Lifting Equipment
Chapter 2 Technical Parameters
Main Technical Parameters
Filling Capacity
Main Structural Parameters of Diesel Engine
Outline Dimension Parameters
Torque
Exposed Parts of the Engine
Chapter 3 Fuel and Engine Oil
Use of and Precautions of Fuel
Engine Coolant
Engine Lubricating Oil
Chapter 4 Product Features and Accessories
Optional Accessories
Standard Accessories for the Product
Chapter 1 Disassembly and Assembly of Valve Train
Maintenance Equipment and Tools
Part 2 Disassembly, Assembly and Adjustment
Torque Requirements and Dimensional Data
Disassembly of Valve Train
Assembly of Valve Train
Chapter 2 Disassembly and Assembly of Crank Linkage Mechanism
Maintenance Equipment and Tools
Torque Requirements and Dimensional Data
Disassembly of Crank Linkage Mechanism
Assembly of Crank Linkage Mechanism
Chapter 3 Cooling System
Maintenance Equipment and Tools
Torque Requirements and Dimensional Data
Disassembly, Assembly and Adjustment of Cooling Parts
Assembly and Adjustment of Cooling Parts
Chapter 4 Lubrication System
Maintenance Equipment and Tools
Torque Requirements and Dimensional Data
Disassembly of the Lubrication Parts
Chapter 5 Starting System
Maintenance Equipment and Tools
Torque Requirements
Disassembly, Assembly and Adjustment of Starting Parts
Maintenance Equipment and Tools
Torque Requirements and Dimensional Data
Chapter 7 Disassembly, Assembly and Adjustment of Accessories
Data and Dimensions
Disassembly and Assembly of Gear Chamber
Atomization of Nozzle
Chapter 1 Dynamic Checks
Overview
Part 3 Inspection, Adjustment, Fault Diagnosis and Removal
Checks on Engine Oil Level
Checks on Level and Status of Coolant
Checks on Fan and Belt
Checks on Fuel System
Checks on Inlet and Exhaust Systems
Checks on Electrical System
Idle Test on Engine
Chapter 2 Working Mechanism
Valve Train
Crank Linkage Mechanism
Cooling System
Lubrication System
Electrical System
Fuel System
Chapter 3 Inspection and Adjustment
Cylinder Pressure
Timing Detection of Fuel Injection Pump
Calibration of Fuel Injection Pump
Atomization of Fuel Injector
Test on Engine Oil Pressure
Inspection and Adjustment of Starter Pinion
Chapter 4 Fault Diagnosis and Removal
Emission of White Smoke
Emission of Blue Smoke
Emission of Black or Gray Smoke
Cylinder Compression Pressure Being Insufficient
Blocked Air Filter
Emission of Blue Smoke
Abnormal Sound Emitted by Diesel Engine
Abnormal Operation or Frequent Flameout
Low Power
Engine Oil-Water Mixture
Surging Rotating Speed
Engine Overheat
Unstable Rotating Speed
Abnormal Coolant Temperature
No Oil Pressure or too Low Oil Pressure
Too High Engine Oil Pressure
Overheated Engine Oil
High Engine Oil Consumption
Low Starting Speed
Failure of Engine to be Started
Failure of Starter to Work
Idling Starter and Failure of Engine to Work
Under-Power Starter
Screams Emitted During/After Start or Hard to Disconnect Pinion
Methods for Distinguishing between Starter Failure and Storage Battery Failure
Checks on Disassembled Starter
Hard to Get Diesel Engine Started
Emission of Black Smoke
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Main Technical Parameters
2
Engine Lubricating Oil
3
Fuel System
Download this manual
ANHUI QUANCHAI ENGINE CO., LTD
Engine Maintenance Manual
(Quanchai N485D and N490D Diesel Engine for generator)
ANHUI QUANCHAI ENGINE CO., LTD
Jul 2019
1
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This manual is also suitable for:
N490d
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