LawnMaster NPTBL26A, Руководство по обслуживанию

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13
GENERAL TROUBLESHOOTING
The engine stops during
operation.
No fuel. Add fuel to the fuel tank.
The fuel tube is blocked. Remove the blockage.
The carburetor nut loosens
and has air leakage. Tighten the carburetor nut or replace the
carburetor washer.
No spark or weak spark.
Clean or replace the spark plug. Reset the
spark plug gap.
Check the gap between ignition coil and
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0.015” (0.3-0.4 mm).
Abnormal engine
compression.
Check if the piston ring sinters and the
piston and piston ring wear status. Check
the carbon deposit status in combustor.
Check the wear status inside cylinder.
Check if the spark plug loosens.
Check the gap between ignition coil and
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0.015” (0.3-0.4 mm).
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Remove the spark plug. Clip the fuel tube
for fuel entering. Press the start button to
remove the fuel inside the cylinder.
The engine has less
power.
The choke lever is closed. Open the choke lever.
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Remove the blockage or replace.
Incorrect lubricant/fuel. Use correct lubricant/fuel.
Incorrect carburetor
adjustment.
Re-adjust the carburetor.
Carburetor washer hardens. Replace.
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the carburetor is blocked.
Clean or replace the carburetor if
necessary.
The spark plug is worn out. Replace with new spark plug.
The carburetor has air
leakage.
Tighten the carburetor.
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Replace the fuel.
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Remove the carbon deposit.
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deposit.
Remove the carbon deposit.
Piston ring sinters.
Clean the ring groove or replace the
piston ring.