Troy-Bilt 664DM, E666MM Troubleshooting, Problem, Possible Cause, Correction, Enginedoes notstart

Models: E666MM 664DM

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TROUBLESHOOTING

I

Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Remove the key from the keyswitch on units so equipped.

Failure to follow these instructionscan result in serious personal injury or property damage.

TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

CORRECTION

Enginedoes notstart.

1.Spark plugwire disconnected.

2.EngineThrottleControl Leverincorrectly set.

3.Fueltankempty.

4.Chokecontrol (if so equipped)in incorrect position.

5.Stalegasoline.

6.Dirty air filter(s).

7.Defectiveor incorrectly gappedspark plug.

8.Carburetorout of adjustment.

9.Misadjustedthrottle control.

10.Dirt or waterin fuel tank.

1.

Reconnectwire.

2.

Put leverin FASTposition.

3.

Addfuel.

4.

SeeEngineOwner'sManual.

5.

Drainfuel andaddfresh fuel.

6.

Cleanor replacefilter(s).

7.

Inspectspark plug.

8.

SeeEngineServiceDealer.

9.

SeeEngineServiceDealer.

10. SeeEngineServiceDealer.

Enginerunspoorly.

Engineoverheats.

1.Defectiveor incorrectly gappedspark plug.

2.Dirty air filter(s).

3.Carburetorout of adjustment.

4.Stalegasoline.

5.Dirt or waterin fuel tank.

6.Enginecooling systemclogged.

1.Enginecooling systemclogged.

2.Carburetorout of adjustment.

3.Oil level is low.

1.

Inspectspark plug(see EngineOwner'sManual).

2.

Cleanor replace(see EngineOwner'sManual).

3. SeeEngineServiceDealer.

4.

Replacewith fresh gasoline.

5. SeeEngineServiceDealer.

6.

Cleanair cooling system (seeEngineOwner'sManual).

1.Cleanair cooling area (seeEngineOwner'sManual).

2.SeeEngineServiceDealer.

3.Checkoil level(see EngineOwner'sManual).

Enginedoesnot shutoff.

WheelsandTines will notturn.

 

Misadjustedthrottle control cable(recoil start model).

1.

SeeEngineOwner'sManualor EngineServiceDealer.

1.

Improper useof controls.

1.

ReviewSections3 and4.

2.

ForwardClutch:Misadjustedforward clutch control cable.

2. Adjustcabletension (Section5).

3.

ReverseClutch: Misadjustedclutch control cable.

3.

Adjust cabletension (Section5).

4.

Worn or brokenclutch belt(s).

4.

Checkbelts. Replaceparts as needed(Section5).

5.

Internal transmissionwearor damage.

5.

Contactlocal dealeror the factory.

6.

Bolt and keyloose intransmission pulley.

6.

Tighten bolt;check that keyis in place.

Tinesturn, but

1.

Wheelmounting hardwaremissing.

1.

Replacehardware.

wheelsdon't.

2.

Bolt and keyloose intransmission pulley.

2.

Tighten bolt;check that keyis in place.

 

3.

Internal transmissionwearor damage.

3.

Contactlocal Dealeror the Factory.

 

4.

Misadjustedwheelgear cable.

4.

See"WheelGearCableAdjustment,"Section5.

 

5.

WheelGearLevernot fully engaged.

5.

Engagelever(seeSection 3).

WheelsTurn, but

1.

Tine holdermounting hardwaremissing.

1.

Replacehardware.

TinesDon't.

2.

Internal transmissionwearor damage.

2.

Contactlocal Dealeror the Factory.

Poortilling

1.

Worntines.

1.

See"Bolo Tines" (Section5).

performance.

2.

Improper DepthRegulatorsetting.

2.

See"Tilling Tips & Techniques,"Section4.

 

3.

Incorrectthrottle setting.

3.

SeeSection4.

 

4.

Belt(s)slipping.

4.

See"CheckingClutchBelt Tension,"Section5.

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Troy-Bilt 664DM Troubleshooting, Problem, Possible Cause, Correction, Enginedoes notstart, Tinesturn, but, wheelsdont