Briggs & Stratton Troubleshooting the Mower

PROBLEM	LOOK FOR	REMEDY
Rider drive belt slips.	Pulleys or belt greasy or oily.	Clean as required.
	Belt stretched or worn.	See authorized service dealer.
	Brake components worn or	See authorized service dealer.
Brake will not hold.	damaged.
	Internal transmission	See authorized service dealer.
	problem.
Rider steers or handles	Steering linkage is loose.	Check and tighten any loose connections.
poorly.
	Improper tire inflation.	See Maintenance section.

Troubleshooting the Mower

PROBLEM	LOOK FOR				REMEDY
	Mower deck not properly			Unlock roll release rod(s).
Mower will not raise.	installed.
	Deck lift components			See authorized service dealer.
	damaged.	Reproduction
					for
	Mower not leveled properly.			See Mower Adjustment.
Mower cut is uneven.	Rider tires not inflated			See Maintenance sect n.
	equally or properly.
	Engine speed too slow.			See engine speed on rol o FAST.
			Not
	Ground speed too fast.			Decrease gro nd speed.
Mower cut is rough	Blades are dull.			See authorized service dealer.
looking.	Mower drive belt slipping			See authorized service dealer.
	because it is oily or worn.
	Blades not properly fastened			See auth rized service dealer.
	to spindles.
	Engine speed too slow.			Set engine speed control to FAST.
Engine stalls easily with	Ground speed too fast.			Decrease ground speed.
	Cutting height s t too low.			Cut tall grass at maximum cutting.height during first pass.
mower engaged.
	Discharge chute jamming			Cut grass with discharge pointing toward previously cut area.
	with cut grass.
	Blade mounting hardware is				Tighten to 50-60 ft-lbs (68-81 Nm).
	loose.
Excessive mower	Mower blades, spindles, or			See authorized service dealer.
	pulleys are bent.
vibration.
	Mower blades are out of			See authorized service dealer.
	balance.
	Blade installed incorrectly.			See authorized service dealer.
Excessive belt wear or	Bent or rough pulleys.			See authorized service dealer.
breakage.
	Using incorrect belt.			See authorized service dealer.
Mower drive belt slips or	Idler pulley spring broken or			See authorized service dealer.
fails to drive.	not properly attached.
	Mower drive belt broken.			See authorized service dealer.

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