Troubleshooting Chart - Yard-Man YMGBV3100 Operator's Manual

ENGINE WILL NOT START
C A U S E
Throttle lever is in the incorrect position
Empty fuel tank
Primer bulb wasn't pressed enough
Engine flooded
Old or improperly mixed fuel
Fouled spark plug
Plugged spark arrestor
ENGINE WILL NOT IDLE
C A U S E
Air filter is plugged
Old or improperly mixed fuel
Improper carburetor adjustment
ENGINE WILL NOT ACCELERATE
C A U S E
Old or improperly mixed fuel
Improper carburetor adjustment
Dirty air filter
Plugged spark arrestor
ENGINE LACKS POWER OR STALLS
C A U S E
Old or improperly mixed fuel
Air filter is plugged
Improper carburetor adjustment
Fouled spark plug
Plugged spark arrestor
UNIT WILL NOT BLOW OR VACUUM
C A U S E
Bag full
Blocked tube
Blocked impeller
Damaged impeller
If further assistance is required, contact your authorized service dealer.
20
TROUBLESHOOTING
Refer to the Starting/Stopping instructions
Fill fuel tank with properly mixed fuel
Press primer bulb fully and slowly 10 times
Flip throttle level to FAST and pull starter rope
Drain gas tank / Add fresh fuel mixture
Replace or clean the spark plug
Clean or replace spark arrestor
Replace or clean the air filter
Drain gas tank / Add fresh fuel mixture
Adjust according to the Carburetor Adjustments section
Drain gas tank / Add fresh fuel mixture
Take to an authorized service dealer for
carburetor adjustment
Clean or replace the air filter
Clean or replace spark arrestor
Drain gas tank / Add fresh fuel mixture
Replace or clean the air filter
Take to an authorized service dealer for
carburetor adjustment
Replace or clean the spark plug
Clean or replace spark arrestor
Empty bag, as described in Empty the Vacuum Bag
Clear the blockage as described in Clearing a Blocked
Tube/ Impeller
Clear the blockage as described in Clearing a Blocked
Tube/ Impeller
Take the unit to an authorized service dealer
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