Description

John Deere 6076 Natural Gas Engines Component Technical Manual (CTM82)

John Deere 6076 Natural Gas Engines INDEX:

Group 00—Safety
General
Group 01—General Information
Unified Inch Bolt and Cap Screw Torque
Values
Metric Bolt and Cap Screw Torque
Values
Engine Model Designation
Engine Serial Number Plate Information
Group 02—Fuels, Lubricants, and Coolant
Engine Oil
Natural Gas Recommendations
Oilscan@ and CoolscanTM
Grease
Engine Coolant Requirements
John Deere Engine Cooling Fluid
Check Effectiveness of Coolant Solution
Replenishing Supplemental Coolant
Additives
Flushing and Servicing Cooling System
Disposing of Coolant
Group 03—Engine Mounting
Engine Repair Stand
Safety Precautions
Install 400 Series Adapters on Repair
Stand
Engine Lifting Procedure
Clean Engine
Disconnect Turbocharger Oil Inlet Line
Mount Engine On Repair Stand
Group 04—Engine Rebuild Guide
Engine Disassembly Sequence
Sealant Application Guidelines
Engine Assembly Sequence
Group 05—Cylinder Head and Valves
Special or Essential Tools

Cylinder Head and Valves Specifications
05-4
Service Equipment and Tools … . . ..
. . . 05-6
Other Material
. 05-7
Check and Adjust Valve Clearance .
05-7
Check Valve Lift
05-9
Remove Cylinder Head
05-10
Disassemble and Inspect Rocker Arm
Shaft Assembly
05-12
Assemble Rocker Arm Shaft Assembly
05-13
Measure Valve Recess
14
Preliminary Cylinder Head and Valve
Checks
05-15
Remove Valve Assembly
05-16
Inspect and Measure Valve Springs
05-16
Inspect Valve Rotators and Wear Caps
Clean Valves .
Inspect and Measure Valves
Grind Valves
Inspect and Clean Cylinder Head
Check Cylinder Head Combustion Face
Measure Cylinder Head Thickness
Clean Valve Guides
Measure Valve Guides
Knurl Valve Guides
Clean and Inspect Valve Seats
Measure Valve Seats
Grind Valve Seats
Remove Valve Seat Inserts
Install Valve Seat Inserts
Inspect and Clean Cylinder Head Spark
Plug Bore
Clean and Inspect Push Rods
Inspect and Clean Ventilator Outlet Hose .
Clean and Inspect Top Deck of Cylinder
Block
Measure Cylinder Liner Standout (Height
above Block)
Assemble Valve Assembly
Install Cylinder Head

Group 20—Lubrication System
Other Material
Lubrication System Specifications
Drain Engine Oil and Remove Oil Pan
Oil Filter and Oil Conditioning Housing
Assembly
Remove Oil Filter and Oil Conditioning
Housing
Remove, Inspect, and Install Valves from
Oil Conditioning Housing
Install Oil Filter and Oil Conditioning
Housing
Remove Engine Oil Cooler
Clean, Inspect, and Install Engine Oil
Cooler
Engine Oil Pump Assembly—Deep and
Standard Sump
Check Crankshaft Gear-To-Oil Pump
Drive Gear Backlash .
Remove Engine Oil Pump
Inspect and Clean Oil Pump
Check Drive Shaft End Play
Check Drive Shaft Side Movement
Check Pumping Gear Backlash
Inspect Oil Pump Drive Gear
Install Engine Oil Pump .
Install Oil Pan
Group 25—Cooling System
Special or Essential Tools
Other Material
Cooling System Specifications