Description
Doosan D427 Diesel Engine Skid Steer Loaders Shop Manual (SB4034E00)
Doosan D427 Diesel Engine Skid Steer Loaders Index:
Index
Engine
Specifications ……………………………………………………5
Troubleshooting Guide ……………………………………….6
Adjustment of Cylinder Head Valve Clearance/Idling….8
Adjustment of Valve Clearance ……………………………8
Idling
Inspection……………………………………………………..9
Adjustment ……………………………………………………9
Injection Timing
Inspection……………………………………………………..9
Adjustment ………………………………………………….10
Checking of Compression Pressure……………………10
Disassembly and Assembly……………………………….11
Inspection and Adjustment
Cylinder Head ……………………………………………..21
Valve…………………………………………………………..24
Valve Spring ………………………………………………..24
Push Rod ……………………………………………………25
Tappet ………………………………………………………..26
Rocker Arm …………………………………………………26
Piston and Piston Ring………………………………….27
Connectng Rod ……………………………………………29
Connectng Rod Bearing………………………………..30
Crankshaft…………………………………………………..31
Main Bearing ……………………………………………….32
Cylinder Block ……………………………………………..33
Cylinder liner ……………………………………………….33
Camshaft…………………………………………………….34
Gears …………………………………………………………35
Oil Seal……………………………………………………….36
Lubrication System
Outline
Structural View …………………………………………….37
Specifications ………………………………………………38
Troubleshooting Guide ……………………………………..38
Inspection
Checking Oil Pressure ………………………………….39
Oil Pump
Removal and Installation……………………………….39
Disassembly………………………………………………..39
Inspection……………………………………………………40
Assembly…………………………………………………….41
Oil Pan
Removal ……………………………………………………..41
Installation …………………………………………………..41
Inspection……………………………………………………41
Cooling System
Specifications ………………………………………………….42
Troubleshooting Guide ……………………………………..42
Thermostat
Removal ……………………………………………………..43
Inspection……………………………………………………43
Installation …………………………………………………..43
Water Pump
On-Vehicle Inspection …………………………………..44
Removal and Inspection ……………………………….44
Disassembly and Assembly …………………………..44
Inspection……………………………………………………45
V-Belt
Inspection……………………………………………………45
Fuel System
Outline ……………………………………………………………46
Structural View …………………………………………….46
Specifications ………………………………………………47
Troubleshooting Guide ……………………………………..47
Fuel Filter
Removal and Installation……………………………….49
Air Bleeding…………………………………………………49
Water-Drain …………………………………………………50
Replacement ……………………………………………….50
Injection pump
Structural View …………………………………………….51
On-Vehicle Inspection and Adjustment ……………52
Removal ……………………………………………………..53
Installation …………………………………………………..54
Air-Bleeding…………………………………………………54
Injection Nozzle
Structural View …………………………………………….55
Removal ……………………………………………………..55
Inspection and Adjustment…………………………….55
Assembly…………………………………………………….57
Installation …………………………………………………..57
Engine Electrical System
Specifications ………………………………………………….58
Troubleshooting Guide ……………………………………..58
Starter
On-Vehicle Inspection …………………………………..60
Removal ……………………………………………………..60
Installation …………………………………………………..60
Free Running Test………………………………………..60
Disassembly………………………………………………..61
Inspection……………………………………………………62
Alternator
Circuit Diagram ……………………………………………65
Charging system cautions……………………………..65
On-Vehicle Inspection …………………………………..65
Checking No-Load Adjustment Voltage …………..66
Checking Output ………………………………………….66
Removal ……………………………………………………..66
Installation …………………………………………………..67
Disassembly and Assembly …………………………..67
Inspection……………………………………………………69
Glow Plugs
Checking Open Circuit of Glow plugs ……………..70
Removal and Installation……………………………….70
Technical Data……………………………………….72
