Snapper 175246E, 17524E Troubleshooting, Engine fails to start, Engine starts hard or runs poorly

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Troubleshooting, Adjustment, & Service

TROUBLESHOOTING

This section provides troubleshooting and service instructions. Locate the problem and check the possible cause/remedy in the order listed.

Also, refer to the engine manufacturer’s Owner’s Manual for additional information.

For problems not covered here, contact your local deal- er.

WARNING

Before performing any adjustment or service to snowthrower, stop the engine and wait for moving parts to stop. Remove the key. To prevent accidental starting, disconnect the spark plug wire and fasten away from the plug.

PROBLEM		POSSIBLE CAUSE		REMEDY

Engine fails to start.	1.	Key is OFF.	1.	Push key in to the ON position.
	2.	Failure to prime cold engine	2.	Press Primer Button twice and restart.
	3.	Fuel valve is in CLOSED position.	3.	Turn valve to OPEN position.
	4.	Out of fuel.	4.	Fill fuel tank.
	5.	Choke OFF - cold engine.	5. Turn choke to ON.
			6.	Turn choke to OFF; try starting.
	6.	Engine flooded.	7.	Check gap. Gap plug, clean elec-
	7.	Spark plug not sparking.		trode, or replace plug as necessary.
			8.	Drain tank (Dispose of fuel at an
	8.	Water in fuel, or old fuel.		authorized hazardous waste facility).
				Fill with fresh fuel.
	9.	On/Off switch Off.	9.	Turn switch to ON.

Engine starts hard or runs poorly.	1.	Fuel mixture too rich.	1.	Move choke to OFF position.
	2.	Carburetor adjusted incorrectly.	2.	See your dealer for adjustments.
	3.	Spark plug faulty, fouled, or gapped	3.	Clean and gap, or replace.
		improperly.
	4.	Fuel cap vent is blocked.	4.	Clear vent.

Auger does not rotate.	1.	Auger control not engaged.	1.	Engage auger control.
	2.	Foreign matter blocking auger.	2. STOP engine and REMOVE the key.
				DISCONNECT the spark plug wire.
				Clear auger using clean-out tool. See
				warning in SAFETY RULES.
			3.	Tighten to remove slack. See auger
	3.	Auger drive clutch cable slack.		clutch cable adjustment.
			4.	Check auger drive belt adjustment.
	4.	Auger drive belt slipping.	5.	Replace belt.
	5.	Broken belt.	6.	Replace shear pin.
	6.	Shear pin broken.

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Contents OPERATOR’S Manual Table of Contents Safety Rules & Information Children Safety RulesPage CE Identification TAG Markings Identification NumbersNorth American / CE Models CE Models only ID Tag LocationGeneral Safety DecalsNorth American Model Decals CE Model DecalsRefueling CE Safety Icons & Compliance SpecsALL Models Features, Controls, & OperationControl Locations Features & ControlsStarting Controls Engine ControlsUnits with Optional Electric Start Manual StartAuger Control Ground Speed ControlsDeflector Controls Scraper HeightChecks Before Each START-UP OperationBriggs Stratton Models Starting the EngineOperating the Snowthrower Clearing a Clogged Discharge ChuteGround Speed Selector Scraper BAR & Skid Shoes DeflectorFREE-WHEELING Traction Drive Lock After Each USEKlik-Pin Outer Hole Maintenance Schedule Checking Tire PressureCheck Auger Gear Case Lubrication Lubrication MaintenanceStorage Lubricating the Auger Shaft & AssemblyLubrication Check / Lubricate FREE-HAND Linkage StorageEngine fails to start TroubleshootingEngine starts hard or runs poorly Auger does not rotateAuger does not stop when auger Scraper bar does not clean hardAuger rotates, but snow is not Thrown far enoughTraction Drive Clutch Cable Adjustment AdjustmentsInitial Adjustment Run-In AdjustmentMounting Nuts Pinion Gear AdjustmentAuger Drive Clutch Cable Adjustment Drive Belt AdjustmentRelease auger control. Auger must stop within 5 seconds Checking Auger Belt & Belt Guide Adjustments Adjusting Auger Drive BeltBelt Cover Drive Belt Replacement Adjustments & ServiceAdjusting Auger Belt Guide Traction Drive Belt ReplacementAuger Drive Belt Replacement ServiceShear PIN Replacement Roller Chain ReplacementKeeper link Master link Direction of travelCE Compliance Specifications DimensionsEngine ChassisReplacement Parts Maintenance ItemsTechnical Manuals