10

Trouble

Shooting

For repairs beyond the minor adjust- ments listed here, contact an authorized service dealer.

NOTE: Specifications are subject to change without notification or obligation.

Images my not reflect your exact model and are for reference purposes only.

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.

Move lever to ON position.

 

 

 

 

4.

Choke not in ON position.

5.

Clean fuel line.

 

 

 

 

5.

Blocked fuel line.

6.

Clean, adjust gap, or replace.

 

 

 

 

6.

Faulty spark plug.

7.

Wait a few minutes to restart, but do

 

 

 

 

7.

Engine flooding.

 

not prime (if equipped)

 

 

 

 

 

Engine runs erratic

1.

Spark plug wire loose.

1.

Connect and tighten spark

 

2.

Unit running on CHOKE.

 

plug wire.

 

 

 

 

3.

Blocked fuel line or stale fuel.

2.

Move choke lever to OFF.

 

 

 

 

4.

Vent plugged.

3.

Clean fuel line; fill tank with clean,

 

 

fresh gasoline.

 

5.

Water or dirt in fuel system.

 

 

4.

Clear vent.

 

6.

Dirty air cleaner.

 

5.

Drain fuel tank. Refill with

 

7.

Carburetor out of adjustment.

 

 

fresh fuel.

 

 

 

 

 

 

 

6.

Clean following engine manual.

 

 

 

7.

Refer to engine manual.

 

 

 

 

 

Engine overheats

1.

Engine oil level low.

1.

Fill crankcase with proper oil.

 

2.

Dirty air filter.

2.

Clean air cleaner.

 

3.

Air flow restricted.

3.

Remove blower housing and clean.

 

4.

Carburetor not adjusted properly.

4.

Refer to engine manual.

 

 

 

 

 

Tines do no engage

1.

Foreign object lodged in tines.

1.

Stop tiller completely, check and

 

2.

Tine clevis pin(s) missing.

 

discard foreign object.

 

 

 

 

3.

Belt worn and/or stretched.

2.

Replace tine clevis pin(s).

 

 

 

 

4.

Pulley and idler not in correct adjust-

3.

Replace belt.

 

 

 

 

 

ment.

4.

Take unit to authorized service

 

 

 

 

 

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MTD 450 Series, 460 Series warranty Trouble Shooting, Problem Cause Remedy