Troubleshooting – MTD YM320BV User Manual
Page 19
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