Small Engine Repair for Homeowners

It ran fine last season. Now the mower coughs and quits, the chainsaw floods, the trimmer will not turn over, and the generator you were counting on makes no power at all.

Most homeowners respond by swapping parts until something changes, following scattered and contradictory advice, or paying a shop for what may have been a quick fix. Working parts get replaced, and machines that could have been saved get abandoned.

Small Engine Repair for Homeowners works the other way around. You start with what your machine is doing, not with theory. Find the symptom, follow the diagnostic flowchart, and let the book guide you from the cheapest, quickest checks toward the most likely fix, using one logic for every machine: every small engine needs fuel, air, spark and compression.

What you will be able to do:

• Use a symptom-first diagnostic system for engines that will not start, run rough, lose power, smoke, vibrate or make abnormal noise, beginning with five-minute checks of fuel, switches, air filter, spark plug and fuel flow.

• Replace guesswork with spark tests, compression tests and fuel checks, and clean a carburetor step by step.

• Mix two-stroke fuel correctly and understand what old or ethanol-blended gasoline can do to a fuel system.

• Repair and maintain lawn mowers, chainsaws, string trimmers and blowers, portable generators and snowblowers with machine-specific symptom tables and illustrated steps.

• Recognize the points where a job belongs with a qualified technician or licensed electrician, and compare repair cost against replacement cost.

• Prevent the next failure with seasonal checklists, winterizing and storage steps, and maintenance log pages.

Twelve chapters and seven appendices cover safety and tools, how two-stroke and four-stroke engines work, the fuel, ignition, air and compression systems, each machine in turn, and seasonal care. Original illustrations, flowcharts, worked scenarios, torque and specification tables, a glossary and an index make it a reference you can keep open at the workbench.

Who it is for

Homeowners, first-time fixers and anyone who looks after their own yard, backup-power and snow-clearing equipment and would rather understand a problem than guess at it. The book focuses on gasoline engines, treats its specifications as general references, and asks you to follow your own machine's manual where it differs.

Add this guide to your workbench, open it to the symptom in front of you, and begin working through the checks in order. Take the next step toward understanding and fixing the machines you already own.