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15
TROUBLESHOOTING
SPECIFICATIONS
ENGINE*
*All specifications are based on the latest product information available at the time of printing. We reserve the right to make changes
at any time without notice.
Engine Type............................................................................................................................................................... Air-Cooled, 4-Cycle
Displacement................................................................................................................................................................. 1.8 cu. in. (29 cc)
Vacuum Operating RPM.......................................................................................................................................................... 6,800+ rpm
Blower Operating RPM.............................................................................................................................................................7,500+ rpm
Idle Speed RPM ........................................................................................................................................................... 3,200 – 4,400 rpm
Ignition Type............................................................................................................................................................................... Electronic
Ignition Switch .................................................................................................................................................................... Rocker Switch
Valve clearance................................................................................................................................... 0.003–0.006 in. (0.076–0.152 mm)
Spark Plug............................................................................................................Champion Spark Plug #RDZ19H or Similar Spark Plug
Spark Plug Gap ..................................................................................................................................................... 0.025 inch (0.635 mm)
Lubrication ................................................................................................................................................................................ SAE 30 Oil
Crankcase Oil Capacity.................................................................................................................................... 3.04 oz (90 ml) or 3/8 cup
Fuel ............................................................................................................................................................................................ Unleaded
Carburetor ............................................................................................................................................................ Diaphragm, All-Position
Starter.................................................................................................................................................................................... Auto Rewind
Muffler .......................................................................................................................................................................... Baffled with Guard
Throttle............................................................................................................................................................................... Variable Speed
Fuel Tank Capacity.............................................................................................................................................................. 14 oz (414 ml)
Vacuum Bag Capacity......................................................................................................................................... 1.5 bushels (52.8 Liters)
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section or 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
ENGINE WILL NOT START
ENGINE WILL NOT ACCELERATE
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 or take
to an authorized service dealer for carburetor adjustment
Empty fuel tank Fill fuel tank with new fuel
Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times
Old fuel Drain gas tank and add fresh fuel
Fouled spark plug Replace the spark plug
Plugged spark arrestor Clean or replace spark arrestor
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section or take
to an authorized service dealer for carburetor adjustment
Fouled spark plug Replace the spark plug
Plugged spark arrestor Clean or replace spark arrestor
ENGINE WILL NOT IDLE
NOTE: F
or repairs beyond the minor adjustments listed above, contact your nearest
authorized
service dealer.
ENGINE LACKS POWER OR STALLS WHEN CUTTING
CAUSE SOLUTION