John Deere 110 Lawn and Garden Tractor - Service Manual - SM-2101 - Jan-74

Oct 23, 2026

John Deere 110 Lawn and Garden Tractor service manual SM-2101 (Jan-74) providing organized maintenance and troubleshooting guidance. Content is grouped by tractor systems and components, including general information, tractor identification, specifications, tune-up and adjustment, fuel and lubricants, engine details, fuel system, power train, hydraulic system, and electrical system. Emphasis is placed on diagnosing malfunctions with possible troubles, causes, and corrective actions, using testing and analysis to resolve faults rather than repeatedly replacing parts.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages232

Reading Time9 h 45 min

AccessFree to download

SECTION 10 - GENERAL

Group 5 - Tractor Identification

Group 10 - Specifications

Group 15 - Tune-Up and Adjustment

Group 20 - Fuel and Lubricants

SECTION 20 - ENGINE

Group 5 - General Information

Group 10 - Cylinder Head, Valves and Breather

Group 15 - Piston, Crankshaft, Main Bearings and Flywheel

Group 20 - Camshaft, Tappets and Governor

Group 25 - Specifications and Special Tools

SECTION 30 - FUEL SYSTEM

Group 5 - General Information

Group 10 - Carburetor

Group 15 - Air Cleaner

Group 20 - Fuel Strainer and Gas Tank

Group 25 - Fuel Pump

Group 30 - Specifications

SECTION 40 - ELECTRICAL SYSTEM

Group 5 - General Information

Group 10 - Cranking System

Group 15 - Magneto Ignition System

Group 20 - Battery Ignition System

Group 25 - Charging System

Group 30 - Electric Lift

SECTION 50 - POWER TRAIN

Group 5 - General Information

Group 10 - Clutch, Brake and Variable Speed Drive

Group 15 - 4-Speed Transaxle

Group 20 - PTO Clutch

Group 25 - PTO Clutch

Group 30 - PTO Clutch

SECTION 60 - HYDRAULIC SYSTEM

Group 5 - General Information

Group 10 - Control Valve

Group 15 - Pump

Group 20 - Cylinder

SECTION 70 - MISCELLANEOUS

Group 5 - Steering Linkage

Group 10 - Front Wheels and Axles

Group 15 - Lift Linkage

INTRODUCTION

Safety alert symbol and manual use

TRACTOR IDENTIFICATION

Serial numbers and identification codes

SERIAL NUMBERS

Tractor and engine serial number locations

VINTAGE INFORMATION

Year manufactured and serial number ranges

IDENTIFICATION CODES

Tire codes

John DeereService Manual 110 Lawn and Garden Tractor(Serial No.250,001-)SM-2101-(Jan-74) # SECTION 10 -GENERAL Group 5-Tractor Identification Group 10-Specifications Group 15 -Tune-Up and Adjustment Group 20 -Fuel and Lubricants # SECTION 20 -ENGINE Group 5-General Information Group 10 -Cylinder Head,Valves and BreatherGroup 15 -Piston,Crankshaft,Main Bearingsand Flywheel Group 20 -Camshaft,Tappets and GovernorGroup 25 -Specifications and Special Tools # SECTION 30 -FUEL SYSTEM Group 5-General Information Group 10 -Carburetor Group 15 -Air Cleaner Group 20 -Fuel Strainer and Gas Tank Group 25 -Fuel Pump Group 30 -Specifications SECTION 40 -ELECTRICAL SYSTEMGroup 5-General InformationGroup 10 -Cranking SystemGroup 15 -Magneto lgnition System8 hp Tractor(Serial No.-252,832)Group 20 -Battery Ignition System8 hp and 10 hp Tractors(Serial No.252,833- )Group 25 -Charging SystemGroup 30 -Electric Lift (All information,illustrations,and specificationscontained in this service manual are based on thelatest information available at the time of publication.The right is reserved to make changes at any timewithout notice.) 110 LAWN AND GARDEN TRACTOR(Serial No.250,001- ) Service ManualSM-2101-(Jan-74) # TABLE OF CONTENTS SECTION 50 -POWER TRAIN Group 5-General Information Group 10 -Clutch,Brake and Variable SpeedDrive Group 15 -4-Speed Transaxle Group 20 -PTO Clutch 8 hp Tractors (Serial No.250,001-260,000)10 hp Tractors(Serial No.260,001-272,000) Group 25 -PTO Clutch 8 hp Tractors (Serial No.272,001-285,000 and 310,001-320,000) 10 hp Tractors(Serial No.285,001-310,000) Group 30 -PTO Clutch 10 hp Tractors(Serial No.320,001-) # SECTION 60 -HYDRAULIC SYSTEM Group 5-General information Group 10 -Control Valve Group 15 -Pump Group 20 -Cylinder # SECTION 70 -MISCELLANEOUS Group 5-Steering Linkage Group 10 -Front Wheels and Axles Group 15 -Lift Linkage This service manual contains service and mainte-nance information for the John Deere 110 Lawn andGarden Tractor (Serial No.250,001- ). The manual is divided into sections.Each sectionpertains to a certain component or operational sys-tem of the tractor.The information is divided intogroups within each section. Emphasis is placed on diagnosing malfunctions,analysis and testing.Diagnosing malfunctions in-cludes possible troubles,their causes and how tocorrect them.Under specific components thesetroubles are analyzed to help you understand what iscausing the problem.In this way,you can eliminatethe cause rather than just replace parts and have thesame problem keep recurring. # INTRODUCTION Specifications and special tools are found in thelast group of each section. This manual can be kept in its own cover or it canbe filed in your service manual rack or in your Con-sumer Products Service Information Binder. Whenever new or revised pages are provided,in-sert them into your manual as soon as you receivethem.Your service manual will always be up-to-dateand be a valuable asset in your service department. This safety alert symbol identifies impor-tant safety messages in this manual.When you see this symbol,be alert to the possi-bility of personal injury and carefully read themessage that follows. Section 10 GENERAL Group 5 # TRACTOR IDENTIFICATION TABLE OF CONTENTS Page # GROUP 5 - TRACTOR IDENTIFICATION Serial Numbers…………………………………………………………………………5-2 Tractor…………………………………………………………………………………………………5-2 Engine……………………………………………………………………………………5-2 Vintage Information………………………………………………………5-2 Identification Codes……………………………………………………………………5-2 Tire Codes………………………………………………………………………………5-2 Tractor Codes………………………………………………………………………5-3 GROUP 10 - SPECIFICATIONS Tractor Specifications…………………………………………………………10-1 Engine Specification………………………………………………………10-2 Tire Specification……………………………………………………………10-2 Battery Specifications………………………………………………………10-3 Rear Wheel Weight Bolt Size Char………………

FAQs

Where are the tractor and engine serial numbers located on the John Deere 110?

The tractor serial number is located on the pedestal below the steering wheel. The engine serial number is located on the front of the engine shroud.

How is the manual organized to help diagnose malfunctions?

The manual is divided into sections, and each section covers specific components or operational systems. Information is further divided into groups, with troubles, causes, and how to correct them to eliminate the cause rather than only replacing parts.

What tire code combinations are available for John Deere 110 tractors?

John Deere 110 tractors are available with three different tire code combinations, listed in the manual’s tire code table (e.g., GT-3, GT-5, and GT-8 variants) including front and rear sizes and tread characteristics.

Oct 23, 2026

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