Yard-Man YM141, Operator'S Manual

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NOTE: For repairs beyond the minor adjustments listed above, contact your nearest MTD Parts & Repair center
( 1-800-800-7310 ) or other qualified service dealer for an adjustment.
C A U S E A C T I O N
Oil fill plug/dipstick loose or missing o-ring Tighten oil fill plug/dipstick, replace o-ring
C A U S E A C T I O N
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Take unit to a MTD or other qualified service dealer for
an adjustment
Fouled spark plug Replace or clean the spark plug
Plugged spark arrestor Clean or replace spark arrestor
Low power Rocker arm clearance adjustment (see page 18)
Cultivator tines bound with dirt or grass Stop the unit, switch the On/Off Stop Control to
STOP, clean and remove any debris binding the tines
C A U S E A C T I O N
Empty fuel tank Fill fuel tank with new fuel
Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times
Engine is flooded Pull starter rope repeatedly with throttle control fully
engaged and with the blue choke lever in Position 3
Old fuel Drain gas tank and add fresh fuel
Fouled spark plug Replace or clean the spark plug
Plugged spark arrestor Clean or replace spark arrestor
On/Off Control is in the OFF (O) position Move switch to ON (I)
ENGINE WILL NOT START
ENGINE WILL NOT IDLE
ENGINE WILL NOT ACCELERATE
ENGINE LACKS POWER OR STALLS WHEN UNDER LOAD
C A U S E A C T I O N
Air filter is plugged Replace or clean the air filter
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section
C A U S E A C T I O N
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Take unit to a MTD or other qualified service dealer for
an adjustment
Dirty air filter Clean or replace the air filter
Plugged spark arrestor Clean or replace spark arrestor
C A U SE A C T I O N
Spark plug gap is too small/close Adjust gap to 0.025”
UNIT OCCASIONALLY HESITATES AT HIGH SPEEDS
TROUBLESHOOTING
SIGNS OF OIL AROUND THE OIL FILL PLUG / DIPSTICK