Complete Service Repair Manual for John Deere 21C, 21S, 25S, 30S, 38B Gasoline Line Trimmers, Brush Cutters.
Publication number: TM1494
This manual contains high quality images, specs and Schematics, actual real photo illustrations, circuit diagrams and instructions to help you to operate, diagnostic, maintenance, troubleshoot, and repair your John Deere 21C, 21S, 25S, 30S, 38B Gasoline Line Trimmers, Brush Cutters. This document is printable, without restrictions, contains searchable text, bookmarks, crosslinks for easy navigation.
Covered models:
21C, 21S, 25S, 30S, 38B.
CONTENTS:
SECTION 10 – GENERAL INFORMATION
Group 05 – Safety
Group 10 – General Specifications
Group 15 – Repair Specifications
Group 20 – Fuels and Lubricants
Group 30 – Features and Attachments
Group 35 – Service Information Bulletin Listing
SECTION 20 – ENGINE REPAIR
Group 05 – Disassemble Engine
Group 10 – Inspect and Repair Engine
Group 15 – Assemble Engine
Group 20 – Recoil Starter
Group 25 – Muffler
SECTION 30 – FUEL AND AIR REPAIR
Group 05 – Air Cleaner, Fuel Lines and Filter
Group 10 – Carburetor
Group 15 – Throttle Cable
SECTION 40 – ELECTRICAL REPAIR
Group 05 – Flywheel
Group 10 – Ignition System
SECTION 50 – POWER TRAIN REPAIR
Group 05 – Clutch and Drum Assembly
Group 10 – Drive Shaft
Group 15 – Lower Housing
SECTION 60 – CUTTING HEAD AND BLADES
Group 15 – Nylon Line Cutting Heads
SECTION 210 – TEST & ADJUSTMENT SPECIFICATIONS/OPERATIONAL CHECKOUT PROCEDURE
Group 05 – Test and Adjustment Specifications
Group 10 – Operational Checkout Procedure
SECTION 220 – ENGINE OPERATION & TESTS
Group 05 – Component Location
Group 10 – Engine Theory of Operation
Group 15 – Diagnosis, Tests & Adjustments
SECTION 230 – FUEL/AIR OPERATION, TESTS & ADJUSTMENTS
Group 05 – Component Location
Group 10 – Theory of Operation
Group 15 – Diagnosis, Tests and Adjustments
SECTION 240 – ELECTRICAL OPERATION, TESTS & ADJUSTMENTS
Group 05 – Component Location
Group 10 – Theory of Operation
Group 15 – Diagnosis, Tests & Adjustments
Group 20 – Wiring Schematics
SECTION 250 – POWER TRAIN OPERATION, TESTS & ADJUSTMENTS
Group 05 – Component Location
Group 10 – Theory of Operation
Group 15 – Diagnosis, Tests & Adjustments
SECTION 260 – CUTTING HEADS AND BLADES
Group 10 – Theory of Operation
Group 15 – Diagnosis, Tests & Adjustments
INDEX
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File Format: PDF
Requirement: Adobe Reader
Total Pages: 232
Language: English
Compatibility: All Windows Version / Mac and Linux OS, Android
This manual can be used by anyone from a first time owner/amateur to a professional technician. Even the most novice mechanic can also easily follow the step-by-step guides which are made simple by the illustrations and drawings. Keep this manual handy and use it often. Performing routine, preventive maintenance will save you time & money by helping to prevent premature failure and unnecessary repairs.
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