Grizzly BHS 25 L - User Manual

Questions and Answers

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Susan HarperAug 27, 2025
What to do if my Grizzly BHS 25 L engine outputs less than maximum?
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  Chad HayesAug 27, 2025
  If your Grizzly Trimmer engine is outputting less than maximum power, start by checking the spark plug. It might be clogged or have the wrong spark gap, so clean, adjust, or replace it. The carburetor or nozzles could also be dirty, or the fuel-air mixture might be badly set, requiring professional cleaning and adjustment. Ensure you are using the correct fuel mixture by filling up according to the instructions. Other potential issues include a leaking O-ring in the crankcase, which requires professional repair, or worn-out cylinder and piston rings, or spark failure.
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Austin MontesSep 3, 2025
Why are the blades on my Grizzly BHS 25 L Trimmer getting hot?
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  villanuevakevinSep 3, 2025
  If the blades of your Grizzly Trimmer are getting hot, it could be due to blunt blades, which need to be sharpened. Notches in the blade also can cause overheating, so you should have the blade bar checked. Another cause is excessive friction from missing lubrication; in this case, lubricate the blade bar.
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Kevin MccallSep 10, 2025
Why is my Grizzly BHS 25 L Trimmer producing excessive exhaust fumes/smoke?
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  James HallSep 12, 2025
  Excessive exhaust fumes or smoke from your Grizzly Trimmer could be due to a badly set fuel-air mixture, which requires having the carburetor adjusted. Another potential cause is using the wrong fuel mixture, so make sure to fill up according to the instructions provided.
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ronaldjenningsNov 11, 2025
Why won't my Grizzly Trimmer engine start?
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  Hailey ThomasNov 11, 2025
  If your Grizzly Trimmer engine won't start, there could be several reasons. First, ensure that you have enough fuel by filling up the tank. If the fuel isn't the issue, double-check that you are following the correct starting sequence as outlined in the instruction manual. A flooded engine could also be the culprit; in this case, reduce the throttle and try restarting it a few times. If that doesn't work, remove, clean, and dry the spark plug. The spark plug itself might be clogged or have the wrong gap, so clean, adjust, or replace it as needed. Also, inspect the spark plug connection and ignition cable for any damage, and replace if necessary. If the carburetor or nozzles are dirty, or if the fuel-air mixture is badly set, take the carburetor to a professional for cleaning and adjustment...