Troubleshooting, Problem Cause Remedy

SECTION 6: TROUBLESHOOTING

Problem		Cause		Remedy

Engine fails to start	1.	Spark plug wire disconnected.	1.	Connect wire to spark plug.
	2.	Fuel tank empty or stale fuel.	2.	Fill tank with clean, fresh gasoline.
	3.	Throttle control lever not in correct	3.	Move throttle lever to start position.
		starting position. (If Equipped)
	4.	Blocked fuel line.	4.	Clean fuel line.
	5.	Faulty spark plug.	5.	Clean, adjust gap, or replace.
	6.	Engine flooded.	6.	Wait a few minutes to restart, but do not
				prime.
Engine runs erratic	1.	Spark plug wire loose.	1.	Connect and tighten spark plug wire.
	2.	Blocked fuel line or stale fuel.	2.	Clean fuel line; fill tank with clean, fresh
				gasoline.
	3.	Vent in gas cap plugged.	3.	Clear vent.
	4.	Water or dirt in fuel system.	4.	Drain fuel tank. Refill with fresh fuel.
	5.	Dirty air cleaner.	5.	Replace air cleaner.
	6.	Carburetor out of adjustment.	6.	See authorized service dealer.
Engine overheats	1.	Engine oil level low.	1.	Fill crankcase with proper oil.
	2.	Dirty air cleaner.	2.	Replace air cleaner.
	3.	Air flow restricted.	3.	Remove blower housing and clean.
Idles poorly	1.	Spark plug fouled, faulty or gap too	1.	Reset gap to .030” or replace spark
		wide.		plug.
	2.	Carburetor improperly adjusted.	2.	See authorized service dealer.
	3.	Dirty air cleaner.	3.	Replace air cleaner.

NOTE: For repairs beyond the minor adjustments listed above, contact your nearest authorized service dealer.

657 specifications

The Troy-Bilt 657 is a premium, versatile garden tiller designed for both novice and experienced gardeners. This powerful tiller is ideal for preparing garden beds, mixing compost, and aerating soil, making it a valuable tool for anyone serious about gardening.

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