Complete Repair service manual for John Deere 27D Mini Excavator, with workshop information to maintain, service, repair, and rebuild like professional mechanics.

John Deere 27D Excavator workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.

TM2356 - John Deere 27D Excavator Technical Manual (Repair).PDF
TM2356 - John Deere 27D Excavator Technical Manual (Repair).EPUB

Total Pages: 530 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
   Foreword
   Technical Information Feedback Form
   General Information
      Safety
      Torque Values
   Tracks
      Track System
   Axles and Suspension Systems (Travel)
      Axle Shaft, Bearings, and Reduction Gears
      Hydraulic System
   Engine
      Removal and Installation
   Engine Auxiliary Systems
      Cooling System
      External Fuel Supply Systems
   Frame or Supporting Structure
      Frame Installation
      Chassis Weights
   Operators Station
      Removal and Installation
      Seat and Seat Belt
      Heating and Air Conditioning System
   Bulldozers (Blade)
      Blades
      Hydraulic System
   Excavator
      Buckets
      Frames
      Hydraulic System
   Swing or Pivoting System
      Mechanical Drive Elements
      Hydraulic System
   Dealer Fabricated Tools

tm2356 - 27D Excavator

Table of Contents

Foreword

Technical Information Feedback Form

Section 000: General Information

Group 00: Safety

Recognize Safety Information

Follow Safety Instructions

Operate Only If Qualified

Wear Protective Equipment

Avoid Unauthorized Machine Modifications

Add Cab Guarding for Special Uses

Inspect Machine

Stay Clear of Moving Parts

Avoid High-Pressure Fluids

Avoid High-Pressure Oils

Beware of Exhaust Fumes

Prevent Fires

Prevent Battery Explosions

Handle Chemical Products Safely

Dispose of Waste Properly

Prepare for Emergencies

Use Steps and Handholds Correctly

Start Only From Operator's Seat

Use and Maintain Seat Belt

Prevent Unintended Machine Movement

Avoid Work Site Hazards

Keep Riders Off Machine

Avoid Backover Accidents

Avoid Machine Tip Over

Use Special Care When Lifting Objects

Add and Operate Attachments Safely

Park and Prepare for Service Safely

Service Cooling System Safely

Remove Paint Before Welding or Heating

Make Welding Repairs Safely

Drive Metal Pins Safely

Group 0003: Torque Values

Metric Bolt and Cap Screw Torque Values

Additional Metric Cap Screw Torque Values

Unified Inch Bolt and Cap Screw Torque Values

Check Oil Lines and Fittings

Service Recommendations for O-Ring Boss Fittings

Service Recommendations For Flat Face O-Ring Seal Fittings

Service Recommendations for 37° Flare and 30° Cone Seat Connectors

Service Recommendations for Flared Connections—Straight or Tapered Threads

Service Recommendations For Inch Series Four Bolt Flange Fittings

Service Recommendations for Metric Series Four Bolt Flange Fitting

Section 01: Tracks

Group 0130: Track System

Track Roller Remove and Install

Track Roller Oil Leakage Test

Track Roller Disassemble and Assemble

Inspect Metal Face Seals

Measure Track Carrier Roller Wear

Track Carrier Roller Remove and Install

Measure Rubber Track Lugs

Rubber Track Remove and Install

Steel Track Components Inspection

Track Shoe Remove and Install

Steel Track Remove and Install

Sprocket Remove and Install

Front Idler Remove and Install

Front Idler Disassemble and Assemble

Measure Front Idler Wear

Track Adjuster and Recoil Spring Remove and Install

Track Adjuster and Recoil Spring Disassemble and Assemble

Track Adjuster Cylinder Disassemble and Assemble

Section 02: Axles and Suspension Systems (Travel)

Group 0250: Axle Shaft, Bearings, and Reduction Gears

Travel Gearbox Remove and Install

Travel Gearbox Disassemble and Assemble

Group 0260: Hydraulic System

Travel Motor Disassemble and Assemble

Rotary Manifold Disassemble and Assemble

Section 04: Engine

Group 0400: Removal and Installation

Engine Remove and Install

Exhaust Manifold Remove and Install

Muffler Remove and Install

Thermostat Remove and Install

Water Pump Remove and Install

Intake Manifold Remove and Install

Fuel Injection Pump Remove and Install

Fuel Injection Nozzles Remove and Install

Fuel Injection Nozzles Disassemble and Assemble

Rocker Arm Cover Remove and Install

Rocker Arm Shaft Assembly Repair

Cylinder Head Remove and Install

Cylinder Head and Valves Disassemble and Assemble

Piston and Connecting Rod Remove and Install

Preliminary Piston and Rod Checks

Piston and Connecting Rod Disassemble and Assemble

Cylinder Block Repair

Check Engine Rotation for Excessive Tightness

Crankshaft and Main Bearing Failure Analysis

Replace Crankshaft Front Oil Seal

Measure Crankshaft End Play

Flywheel Remove and Install

Crankshaft Rear Oil Seal Replace

Crankcase Extension Housing Remove and Install

Flywheel Housing Remove and Install

Crankshaft and Main Bearings Repair

Measure Valve Lift

Timing Gear Cover Remove and Install

Camshaft End Play Check

Timing Gear Backlash Check

Camshaft Remove and Install

Idler Gear Remove and Install

Timing Gear Cover Mounting Plate Remove and Install

Oil Pan and Strainer Remove and Install

Oil Pump Remove and Install

Oil Pump Disassemble, Inspect, and Assemble

Oil Pressure Regulating Valve Remove and Install

Oil Filter Adapter Remove and Install

Section 05: Engine Auxiliary Systems

Group 0510: Cooling System

Radiator Remove and Install (S.N. —254999)

Radiator Remove and Install (S.N. 255000— )

Group 0560: External Fuel Supply Systems

Fuel Tank Remove and Install

Primary Fuel Filter (Water Separator) Remove and Install

Final Fuel Filter Remove and Install

Bleed Fuel System

Section 17: Frame or Supporting Structure

Group 1740: Frame Installation

Welding on Machine

Welding Repair of Major Structure

Group 1749: Chassis Weights

Counterweight Remove and Install

Section 18: Operators Station

Group 1800: Removal and Installation

Cab Remove and Install

Canopy Remove and Install

Platform Remove and Install

Group 1821: Seat and Seat Belt

Seat Remove and Install

Seat Base Remove and Install

Seat Belt Remove and Install

Group 1830: Heating and Air Conditioning System

Refrigerant Cautions and Proper Handling

Flush and Purge Air Conditioner System

R134a Refrigerant Oil Information

R134a Refrigerant Recovery / Recycling and Charging Station Installation Procedure

Recover R134a Refrigerant

Evacuate R134a System

Charge R134a System

Air Conditioner Compressor Remove and Install

Receiver-Dryer Remove and Install

Condenser Remove and Install

Air Conditioner / Heater Module Remove and Install

Heater Control Valve Remove and Install

Section 32: Bulldozers (Blade)

Group 3201: Blades

Blade Remove and Install

Blade Disassemble and Assemble

Group 3260: Hydraulic System

Blade Cylinder Remove and Install

Blade Pilot Controller Remove and Install

Blade Pilot Controller Disassemble and Assemble

Section 33: Excavator

Group 3302: Buckets

Tooth Shank Remove and Install

Bucket Pin-Up Data

Group 3340: Frames

Bucket Link Remove and Install

Arm Remove and Install

Boom Remove and Install

Boom Swing Remove and Install

Inspect Arm, Boom, Bucket, and Boom Swing Pins and Bushings

Bushing and Seal Remove and Install

Group 3360: Hydraulic System

Hydraulic Pump Remove and Install

Hydraulic Pump Disassemble

Hydraulic Pump Assemble

Hydraulic Pump Start-Up Procedure

Dampener Drive (Flex Coupling) Remove and Install

Solenoid Valve Manifold Disassemble and Assemble

Pilot Controller Remove and Install

Pilot Controller Disassemble and Assemble

Travel Pilot Controller Remove and Install

Travel Pilot Controller Disassemble and Assemble

Boom Swing or Auxiliary Pilot Controller Remove and Install

Boom Swing or Auxiliary Pilot Controller Disassemble and Assemble

Control Valve Remove and Install

Control Valve Disassemble and Assemble

Pilot Controller Pattern Conversion Valve Remove and Install

Pilot Controller Pattern Conversion Valve Disassemble and Assemble

Hydraulic Tank Remove and Install

Hydraulic Oil Cooler Remove and Install

Boom Cylinder Remove and Install

Arm Cylinder Remove and Install

Arm Cylinder Disassemble and Assemble

Bucket Cylinder Remove and Install

Boom Swing Cylinder Remove and Install

Boom Cylinder Disassemble and Assemble

Bucket Cylinder Disassemble and Assemble

Blade and Boom Swing Cylinder Disassemble and Assemble

Hydraulic Cylinder Bleed Procedure

Section 43: Swing or Pivoting System

Group 4350: Mechanical Drive Elements

Swing Gearbox Remove and Install

Swing Gearbox Disassemble and Assemble

Upperstructure Remove and Install

Swing Bearing Remove and Install

Group 4360: Hydraulic System

Swing Motor and Park Brake Remove and Install

Swing Motor and Park Brake Disassemble and Assemble

Swing Motor Start-Up Procedure

Section 99: Dealer Fabricated Tools

Group 9900: Dealer Fabricated Tools

ST4920 Track Recoil Spring Disassembly and Assembly Tool

DFT1087 Track Recoil Spring Disassembly and Assembly Guard Tool

John Deere 27D Excavator Repair Technical Manual - TM2356