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Cleaning
Cleaning the Machine
Regular cleaning and washing increase the life span of the
machine. Clean the machine after each use, before the mortar
hardens.
Ensure that the fuel-tank cap and oil cap/dipstick are secure
to avoid getting water in the tank.
Use care when using a high-pressure sprayer because it can
damage the warning decals, instruction signs, and the engine.
Important: Lubricate the trunnions after cleaning; refer
to
Lubricating the Bearings and Seals (page
Storage
Storing the Machine
For storage over 30 days, prepare the machine as follows:
1. Remove dirt and grime from the external parts of the
entire machine, especially the engine. Clean dirt and
debris from the outside of the engine cylinder-head
fins and blower housing.
Important: You can wash the machine with mild
detergent and water.
2. Condition the fuel system as follows:
A. Add a petroleum-based stabilizer/conditioner to
29).
B. Run the engine for 5 minutes to distribute the
C. Shut off the engine, allow it to cool, and drain the
D. Start the engine and run it until it stops.
E. Choke the engine.
F. Start and run the engine until it does not start
3. Clean the sediment cup; refer to
Cup (page
4. Service the air cleaner; refer to
Cleaner (page
5. Change the engine-crankcase oil; refer to
Engine Oil (page
6. Remove the spark plug and check the condition; refer
to
7. Condition the engine as follows:
A. Remove the spark plug and pour 2 tablespoons
B. Pull the recoil-start handle slowly to crank the
C. Install the spark plug; refer to
8. Grease the machine; refer to
and Seals (page
44
fuel in the tank. Follow the mixing instructions
from the stabilizer manufacturer. Do not use an
alcohol-based stabilizer (ethanol or methanol).
Important: Do not store
stabilizer/conditioned fuel over 90 days.
Note: Fuel stabilizer/conditioner is most
effective when mixed with fresh fuel and used at
all times.
conditioned fuel through the fuel system.
fuel tank using a pump-type siphon. Dispose of
fuel properly; recycle it according to local codes.
again.
35).
30).
31).
Removing the Spark Plug (page
of engine oil into the spark-plug hole; refer to
Removing the Spark Plug (page
engine and distribute the oil inside the cylinder.
Plug (page
33).
Note: Do not install the wire on the spark plug.
29).
Cleaning the Sediment
Servicing the Air
Changing the
32).
32).
Installing the Spark
Lubricating the Bearings
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