MTD snow throwers are durable, reliable machines, but every so often, you'll hit a bump in the road. Diagnose some of the most common hiccups and follow our MTD snow thrower troubleshooting guide.
Problem: Snow Thrower Fails to Propel
Cause: Drive control cable is in need of adjustment
Solution: Adjust drive control cable
Cause: Drive belt is loose or damaged
Solution: Tighten drive belt, or replace if necessary
Cause: Friction wheel is too worn
Solution: Replace friction wheel
Problem: Snow Thrower Loses Power
Cause: Loose spark plug wire
Solution: Connect and tighten spark plug wire
Cause: Gas cap vent hold is plugged
Solution: Remove the ice and snow from the gas cap; ensure the vent hold is clear of all debris
Problem: Snow Thrower Engine Runs Erratically
Cause: Engine is running on "CHOKE"
Solution: Move your choke lever to the "OFF" position
Cause: Stale fuel
Solution: Fill the tank with fresh fuel
Cause: Water or dirt in the fuel system
Solution: Drain old fuel, replace with fresh fuel
Cause: Carburetor is out of adjustment
Solution: Contact specialist for servicing
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