WM-70 PLASTER/MORTAR MIXER — ENGINE COMPONENTS
Figure 6. Engine Controls and Components
Initial Servicing
The engine (Figure 6) must be checked for proper lubrication and filled with fuel prior to operation. Refer to the manufacturers engine manual for instructions & details of operation and servicing.
1. Fuel Filler Cap – Remove this cap to add unleaded gasoline to the fuel tank. Make sure cap is tightened securely. DO NOT over fill.
| DANGER | Explosive |
| Fuel Hazard |
Adding fuel to the tank should be done only when the engine is stopped and has had an opportunity to cool down. In the event of a fuel spill,
DO NOT attempt to start the engine until the fuel residue has been completely wiped up, and the area surrounding the engine is dry.
5. Fuel Valve Lever – OPEN to let fuel flow, CLOSE to stop the flow of fuel.
6. Choke Lever – Used in the starting of a cold engine, or in cold weather conditions.The choke enriches the fuel mixture.
7. Air Cleaner – Prevents dirt and other debris from entering the fuel system. Remove
Operating the engine without an air
filter, with a damaged air filter, or a
NOTE filter in need of replacement will allow dirt to enter the engine, causing rapid engine wear.
| WARNING | Burn Hazard |
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Engine components can generate extreme heat. To prevent burns, DO NOT touch these areas while the engine is running or immediately after operating. NEVER operate the engine with the muffler removed.
8. Spark Plug – Provides spark to the ignition system. Set spark plug gap to 0.6 - 0.7 mm (0.028 - 0.031 inch) Clean spark plug once a week.
9. Muffler – Used to reduce noise and emissions.
10. Fuel Tank – Holds unleaded gasoline. For additional information refer to engine owner's manual.
2. Throttle Lever – Used to adjust engine RPM speed (lever advanced forward SLOW, lever back toward operator FAST).
3. Engine ON/OFF Switch – ON position permits engine starting, OFF position stops engine operations.
4. Recoil Starter (pull rope) –