Troubleshooting – MTD YM320BV User Manual

Page 19

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19

TROUBLESHOOTING

C A U S E

A C T I O N

Old or improperly mixed fuel

Drain gas tank / Add fresh fuel mixture

Air filter is plugged

Replace or clean the air filter

Improper carburetor adjustment

Take to an authorized service dealer for
carburetor adjustment

Fouled spark plug

Replace or clean the spark plug

Plugged spark arrestor

Clean or replace spark arrestor

C A U S E

A C T I O N

Choke control is in the incorrect position

Refer to the Starting/Stopping instructions

Throttle lever is in the incorrect position

Refer to the Starting/Stopping instructions

Empty fuel tank

Fill fuel tank with properly mixed fuel

Primer bulb wasn't pressed enough

Press primer bulb fully and slowly 10 times

Engine flooded

Use starting procedure with the choke lever in Position 3

Old or improperly mixed fuel

Drain gas tank / Add fresh fuel mixture

Fouled spark plug

Replace or clean the spark plug

Plugged spark arrestor

Clean or replace spark arrestor

ENGINE WILL NOT START

ENGINE WILL NOT IDLE

ENGINE WILL NOT ACCELERATE

ENGINE LACKS POWER OR STALLS

C A U S E

A C T I O N

Air filter is plugged

Replace or clean the air filter

Old or improperly mixed fuel

Drain gas tank / Add fresh fuel mixture

Improper carburetor adjustment

Adjust according to the Carburetor Adjustments section

C A U S E

A C T I O N

Old or improperly mixed fuel

Drain gas tank / Add fresh fuel mixture

Improper carburetor adjustment

Take to an authorized service dealer for
carburetor adjustment

Dirty air filter

Clean or replace the air filter

Plugged spark arrestor

Clean or replace spark arrestor

If further assistance is required, contact your authorized service dealer.

C A U S E

A C T I O N

Bag full

Empty bag, as described in Empty the Vacuum Bag

Blocked tube

Clear the blockage as described in Clearing a Blocked
Tube/ Impeller

Blocked impeller

Clear the blockage as described in Clearing a Blocked
Tube/ Impeller

Damaged impeller

Take the unit to an authorized service dealer

UNIT WILL NOT BLOW OR VACUUM

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