Craftsman 154.37816 User Manual (English)

Questions and Answers:

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April HarrellAug 14, 2025
Why won't my Craftsman 154.37816 engine start?
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  Kendra MedinaAug 14, 2025
  There are several reasons why your Craftsman Lawn Mower engine might fail to start: * The blade control might be disengaged; ensure it is engaged. * The spark plug boot might be disconnected; connect it. * The fuel tank might be empty or contain stale fuel; refill with fresh gasoline. * The engine might not be primed (if equipped with a primer); prime it as instructed in the Operation section. * The spark plug might be faulty; clean, adjust the gap, or replace it. * The engine might be flooded; wait a few minutes before restarting. * The fuel line might be blocked. Contact your Sears Parts & Repair Center to have the fuel line cleaned.
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Heather DavenportAug 17, 2025
Why does my Craftsman 154.37816 Lawn Mower engine run erratically?
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  elizabeth30Aug 17, 2025
  An erratic engine in your Craftsman Lawn Mower can be caused by: * A loose spark plug boot. Connect and tighten the spark plug boot. * Stale fuel. Replace with clean, fresh gasoline. * A plugged vent in the gas cap. Clear the vent. * Water or dirt in the fuel system. Run the engine until it stops from lack of fuel, then refill with fresh fuel. * A dirty air cleaner. Refer to the Air Cleaner section in Engine Maintenance. * A blocked fuel line. Contact your Sears Parts & Repair Center to have the fuel line cleaned.
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Morgan LewisAug 21, 2025
What to do if my Craftsman Lawn Mower will not self propel?
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  Samuel ParkerAug 21, 2025
  If your Craftsman Lawn Mower isn't self-propelling, check these potential causes: * Belt not properly installed: Ensure the belt is correctly installed on the pulley and moves freely. * Debris clogging the drive operation: Stop the engine, disconnect the spark plug boot, and remove any debris. * Damaged or worn belt: Inspect the belt and replace if necessary. * Drive control out of adjustment: Adjust the drive control. See Drive Adjustment in the Service & Maintenance section.
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Jordan RogersAug 25, 2025
What to do if my Craftsman 154.37816 Lawn Mower is not mulching grass?
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  Kendra HawkinsAug 25, 2025
  If your Craftsman Lawn Mower isn't mulching grass effectively, consider the following: * Wet grass: Avoid mowing when the grass is wet; wait until it's drier. * Excessively high grass: Mow once at a higher cutting height, then again at your desired height, or narrow the cutting path. * Dull blade: Sharpen or replace the blade.
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Joshua RiveraAug 27, 2025
Why does my Craftsman 154.37816 Lawn Mower engine overheat?
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  molly74Aug 27, 2025
  Your Craftsman Lawn Mower engine might overheat due to: * Low engine oil level. Fill the crankcase with the correct oil. * Restricted airflow. Clean the area around and on top of the engine.
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Robert RussellAug 30, 2025
What causes excessive vibration in my Craftsman 154.37816 Lawn Mower?
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  Michael WongAug 30, 2025
  Excessive vibration in your Craftsman Lawn Mower could be due to: * A loose or unbalanced cutting blade. Tighten the blade and adapter, and balance the blade. * A bent cutting blade. Replace the blade.
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Amy ThorntonSep 2, 2025
Why does my Craftsman Lawn Mower idle poorly?
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  Phillip WiseSep 2, 2025
  Poor idling in your Craftsman Lawn Mower can result from: * A fouled, faulty spark plug, or a gap that's too wide. Reset the gap or replace the spark plug. * A dirty air cleaner. Refer to the Air Cleaner section in Engine Maintenance.
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Tiffany ScottSep 6, 2025
What causes occasional skips in Craftsman 154.37816 Lawn Mower?
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  Matthew NewmanSep 6, 2025
  Occasional skips (hesitations) in your Craftsman Lawn Mower can be caused by a spark plug gap that is too close. Adjust the gap, referring to the Spark Plug section in Engine Maintenance.
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Tony ConleySep 9, 2025
What causes high pullback effort on Craftsman 154.37816?
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  joseph75Sep 9, 2025
  High pullback effort on your Craftsman Lawn Mower is caused by pulling the mower backwards before the transmission disengages. Allow the unit to roll forward slightly without the drive lever(s) engaged before pulling backwards.