Exmark METRO 21 MPKA21 - Manual (Page 32)

Maintenance
Cleaning
Clean Grass Build-Up Under
Deck
Service Interval: Before each use or daily
1. Stop engine, wait for all moving parts to stop, and
remove spark plug wire.
2. To ensure the best performance, keep the
underside of the lawn mower housing clean
(Figure 32).
Figure 32
Blade Brake Unit Shown for Reference Only
Washing Method
1. Position the lawn mower on a flat concrete or
asphalt surface near a garden hose.
2. Start the engine.
3. Hold the running garden hose at handle level and
direct the water to flow on the ground just in
front of the right rear tire (Figure 33).
Figure 33
4. Engage the blade.
Note: The blade will draw in water and wash out
clippings. Let the water run until you no longer
see clippings being washed out from under the
housing.
5. Disengage the blade, stop the engine and wait for
all moving parts to stop.
6. Turn off the water.
7. Start the lawn mower, engage the blade, and let
the lawn mower run for a few minutes to dry out
its components.
Scraping Method
If washing does not remove all debris from under the
lawn mower, scrape it clean.
1. Disconnect the wire from the spark plug.
2. Drain the fuel from the fuel tank. Refer to
Emptying the Fuel Tank and Cleaning the
Fuel Filter section.
WARNING
Tipping the lawn mower may cause the fuel
to leak from the carburetor or the fuel tank.
Gasoline is extremely flammable, highly
explosive, and under certain conditions, can
cause personal injury or property damage.
Avoid fuel spills by running the engine dry or
by removing the gasoline with a hand pump;
never siphon.
3. Tip the lawn mower onto its right side.
4. Remove the dirt and grass clippings with a
hardwood scraper. Avoid burrs and sharp edges.
5. Turn the lawn mower upright.
6. Fill the fuel tank.
7. Connect the wire to the spark plug.
Cleaning the Discharge
Tunnel and Plug
Service Interval: Before each use or daily
Always be sure that the discharge tunnel door closes
securely when you release the handle. If the debris
prevents the discharge door from closing securely,
clean the inside of the discharge tunnel and the door
thoroughly.
32