Hover Mower HM16H-4 - Servicing the Spark Plug; Storage

Figure 20
6. Install the drain bolt and tighten securely.
Servicing the Spark Plug
Check the spark plug after every 150 operating hours.
1. Stop the engine and wait for all moving parts to stop.
2. Disconnect the wire from the spark plug.
3. Clean around the spark plug.
4. Remove the spark plug from the cylinder head, with a 5/8 inch spark plug wrench.
5. Set the gap on the plug to 0.024 – 0.028 In (0.60 – 0.70 mm)
6. Install the spark plug and the gasket seal.
7. Connect the wire to the spark plug.
Storage
To prepare the lawn mower for storage, perform the recommended maintenance procedures. Refer to
Maintenance on page 19.
Store the lawn mower in a dry place. Empty the fuel tank after mowing the last time before storing the
lawn mower.
1. Run the lawn mower until the engine stops from running out of fuel.
2. When you can no longer start the engine, it is suff iciently dry.
Preparing the Engine
1. While the engine is still warm, change the oil from the crankcase.
2. Remove the spark plug.
3. Using an oil can, add about one tablespoon of oil to the crankcase through the spark plug hole.
4. Slowly rotate the engine several times, using the starter rope, to distribute the oil.
5. Install the spark plug. Do Not connect the wire to the spark plug.
General Information
1. Clean the lawn mower housing.
2. Check the condition of the blade.
3. Service the air f ilter.
4. Tighten all nuts, bolts and screws.