Craftsman SB650 CMXGBAM1054546 Troubleshooting

If you are having problems with your Craftsman SB650 CMXGBAM1054546 Snow Blower, you are not alone. Many Craftsman SB650 CMXGBAM1054546 owners experience issues with their snow blower from time to time, and it can be frustrating to deal with these problems.

I have problems with my Craftsman SB650 CMXGBAM1054546

Craftsman SB650 CMXGBAM1054546 Snow Blower Problems

Below are common issues and solutions for the Craftsman SB650 CMXGBAM1054546:

The Craftsman SB650 CMXGBAM1054546 Engine fails to start

Cause Solution
  • Choke control is not in the CHOKE position
  • Move choke control to the CHOKE position
  • The spark plug wire disconnected.
  • Connect a wire to the spark plug
  • Faulty spark plug.
  • Clean, adjust the gap, or replace it.
  • Fuel tank empty or stale fuel.
  • Fill the tank with clean, fresh gasoline.
  • The engine is not primed.
  • Prime engine as instructed in the Operation section.
  • The safety key was not inserted.
  • Insert the safety key fully into the switch.
  • The extension cord is not connected (when using the electric start button, on models so equipped).
  • Connect one end of the extension cord to the electric starter outlet and the other end to a three-prong 120V, grounded AC outlet

The Craftsman SB650 CMXGBAM1054546 Engine running erratically/at inconsistent RPM (hunting or surging)

Cause Solution
  • Engine running on CHOKE.
  • Move choke control to the RUN position
  • 2. Stale fuel.
  • 2. Fill the tank with clean, fresh gasoline.
  • 3. Water or dirt in the fuel system.
  • Drain the fuel tank by running the engine until it stops. Refill with fresh fuel.
  • 4. Carburetor out of adjustment.
  • Contact a Sears or other qualified service dealer for repair.
  • 5. Over-governed engine.
  • Contact a Sears or other qualified service dealer for repair.

The Craftsman SB650 CMXGBAM1054546 Excessive vibration

Cause Solution
  • Loose parts or damaged auger or impeller.
  • Stop the engine immediately and disconnect the spark plug wire. Tighten all bolts and nuts. If vibration continues, have the unit serviced by a Sears Parts & Repair Center

The Craftsman SB650 CMXGBAM1054546 Loss of power

Cause Solution
  • Spark plug wire loose
  • Connect and tighten the spark plug wire
  • The gas cap vent hole plugged
  • Remove ice and snow from the gas cap. Be sure the vent hole is clear

The Craftsman SB650 CMXGBAM1054546 Unit fails to propel itself

Cause Solution
  • Drive cable in need of adjustment.
  • Adjust the drive control cable. Refer to Service and Maintenance
    section.
  • Drive belt loose or damaged.
  • Contact a Sears or other qualified service dealer for repair using identical replacement parts.
  • Worn friction wheel
  • Have the friction wheel replaced by a Sears or other qualified service dealer using an identical replacement part

The Craftsman SB650 CMXGBAM1054546 Unit fails to discharge snow

Cause Solution
  • The chute assembly was clogged.
  • Stop the engine immediately and disconnect the spark plug wire. Clean chute assembly and inside of auger housing with the clean-out tool.
  • Foreign objects lodged in the auger.
  • Stop the engine immediately and disconnect the spark plug wire. Remove the object from the auger with the clean-out tool.
  • Auger cable is in need of adjustment.
  • Adjust the auger control cable. Refer to the Assembly section.
  • Auger belt lose or damaged.
  • Replace the auger belt. Refer to the Service and Maintenance section.
  • Shear pin(s) sheared.
  • Replace with a new shear pin(s). Refer to the Operation section.

The Craftsman SB650 CMXGBAM1054546 Chute fails to easily rotate 180-200 degrees

Cause Solution
  • Chute assembled incorrectly
  • Disassemble the chute control and reassemble it as directed in the Assembly section.

The Craftsman SB650 CMXGBAM1054546 Unit plows snow instead of blowing it

Cause Solution
  • . Low/slow ground speed in wet/slushy snow 1-3” deep
  • Increase ground speed. Always operate the engine at FULL throttle
  • Shear pin(s) sheared.
    • Replace with a new shear pin(s). Refer to the Operation section

Craftsman SB650 CMXGBAM1054546 Replacement Parts

How to Diagnose and Repair a Craftsman SB650 CMXGBAM1054546

This guide will help you identify and resolve issues with your Craftsman SB650 CMXGBAM1054546 Snow Blower.

Craftsman SB650 CMXGBAM1054546 Issues? Need Help?

Users are encouraged to share their tips or frustrations with their Craftsman SB650 CMXGBAM1054546 with the community by leaving a comment. Sharing insights and experiences can help other users get the most out of their snow blower and avoid common issues.

Share your Thoughts or Describe your problem below:

The maximum upload file size: 5 MB. You can upload: image. Links to YouTube, Facebook, Twitter and other services inserted in the comment text will be automatically embedded. Drop files here

Ask a Craftsman SB650 CMXGBAM1054546 Question

If you're facing a particular issue with your Craftsman SB650 CMXGBAM1054546 and need assistance, feel free to ask your question here.

Submit Question

Related Snow Blower Problems