Stihl ms661c no spark. However, like any other tool with moving Sep 30, 2022 · The Most Common Problems with Stihl MS 661 As you already know by now, the perfect chainsaw is non-existent. MS 661 chainsaw pdf manual download. Don't just skim over it. The flywheel needs some RPMs to give you sh!t for spark. The ignition system ignites the fuel in the engine for proper combustion. Each one has its strengths and weaknesses. It is suitable for outdoor power equipment maintenance and repair. However, by following the steps outlined in this guide, you can diagnose and troubleshoot the problem correctly. HOW-TO Fix A Chainsaw With No Spark - Ignition Module Replacement Does your chainsaw only run until it gets warm, or will it not even start at all? Jan 26, 2022 · Have you ever encountered Stihl ms 661 problems? Among the most frequent issues is that the chain becomes stuck just on the bar while sawing, and countless hard situations can make it happen. Struggling with your Stihl chainsaw that won't start? Discover common causes of no spark and essential troubleshooting tips to get it running smoothly. The various bits individually test ok but all put together don't work properly. After further investigation I pulled the plug and found. 1cc engine and 18-inch bar. Oct 13, 2021 · Hello all, I hope this finds you well. With this power tool, you can cut through what most other chainsaws cannot. Understanding these problems can help you diagnose and resolve them efficiently. When the spark plug is dirty, damaged, or worn out, it can cause the engine to misfire, lose power, or fail to start entirely. Also for: Ms 661 c-m. Sep 23, 2025 · If no spark, then short the two wire leads to the kill switch together and try the same test again. Still, the Stihl MS 661 has a package of lucrative features and minimal problems. Apr 7, 2018 · You can't just pull over an MS661 like an old lawn mower and expect spark. Today was a Pine log 8' x 14". Apr 7, 2018 · Here's a quote from the Stihl MS 661 service manual "A new ignition module must be installed if no ignition spark is obtained after checking that wiring and stop switch are in good condition. The muffler exhaust is engineered for direct compatibility with specific chainsaw models. Its construction facilitates straightforward installation as a replacement component. Nov 12, 2022 · The Stihl MS 661 is a high-quality, versatile, and reliable chainsaw. Stihl MS661C Magnum issues Thanks. May 28, 2025 · In conclusion, a no-spark issue in a Stihl chainsaw can be a frustrating and disheartening experience. This guide covers the essential causes, tests, and solutions related to Stihl chainsaw ignition problems, focusing on step-by-step repair advice for homeowners and professionals. The other day it just stopped running and would not start again. Most of these problems are manageable and easily fixed with proper and regular maintenance. " Jun 15, 2025 · Troubleshooting a no-spark issue on a Stihl chainsaw can seem daunting, but by following these pro tips and understanding the underlying principles, you can diagnose and fix the problem yourself. I'm 57 been cutting with them since I was 14. Chain is brand new Rip chain - sharp. He says he has seen it once before in a stihl, and replacement of the EDI unit resolved the problem. Mar 30, 2021 · Stihl ms 661 cm mtronic has no spark! sawmill sam Jan 24, 2025 Help Support Arborist Site: View and Download Stihl MS 661 manual online. Never had 1 blow on me and now this one twice in @6 months And before anyone else asks: 50/1 mix chain sharp no over revving This muffler is intended for use with STIHL MS661 and MS661C chainsaws. Discover the STIHL MS 661 C Professional Chainsaw, featuring a powerful 91. Ya, my thoughts too I'm really not too happy about this And it's not like I;m a newbie to chainsaws. No offense! As we all know, The MS661 is one of the leading chainsaws in the market. So I have a new MS 661-C with maybe 12 to 13 hours on it. May 22, 2025 · If your Stihl chainsaw has no spark, effective troubleshooting is key to restoring function and ensuring safe operation. If no spark, go back to the shop manual and start over beginning at page 41 for a complete understanding of the ignition systems and the methods and objectives for trouble shooting and repair. May 20, 2025 · Spark plug failure is a common issue with the Stihl MS 661 chainsaw. The most common Stihl MS 661 problems are chainsaw failing to start, erratic idling, overheating, losing power, and excessively vibrating. Nov 21, 2013 · He said the spark is inconsistent, maybe sparking properly one time in three otherwise with a weak spark or no spark. Ideal for your toughest tasks. As with all other tools, proper maintenance is required to prevent problems from occurring. This would eliminate the kill switch as the cause for no spark. Today I found the spark plug was loose, so I tightened it up and nothing. Sep 12, 2010 · According to Stihl’s engine service manuals, when the engine has no spark or a dramatic, sudden loss in power, the problem could lie in the ignition system. zzf lem faf qtd mch ecr azk eer usc ojm ohv mbs kyv qbo mvq