Servicing The Spark Plug; Changing The Engine Oil - Exmark Metro 26 Operator's Manual

4.11 Servicing the Spark Plug:

Service Interval: Check the spark plug after every 100 operating hours.
a) Stop the engine and wait for all moving parts to stop.
b) Disconnect the wire from the spark plug (Figure 3).
c) Clean around the spark plug.
d) Remove the spark plug from the cylinder head.
NOTE: Replace a cracked, fouled, or dirty spark plug. Do not clean the electrodes
because grit entering the cylinder can damage the engine.
e) Set the gap on the plug to 0.030 in. (0.76 mm) (Figure 23).
f) Install the spark plug and the gasket seal.
g) Torque the plug to 17 ft-lb (23 N-m).
h) Connect the wire to the spark plug.

4.12 Changing the Engine Oil:

Service Interval: Change the oil after the first 5 operating hours (or the first month).
a) Run the engine to warm the engine oil.
NOTE: Warm oil flows better and carries more contaminates.
b) Stop the engine and wait for all moving parts to stop.
c) Disconnect the wire from the spark plug (Figure 3).
d) Place a suitable drain pan under the oil drain (Figure 24).
e) Open the oil drain valve.
f) After draining the oil, close the oil drain valve.
g) Fill the crankcase with fresh oil to the upper limit mark on the dipstick.
h) Insert the dipstick into the filler neck and rotate the cap clockwise until it is
tight.
i) Wipe up any spilled oil.
j) Connect the wire to the spark plug.
k) Recycle the used oil according to local codes.
FIGURE 23
Then after every 50 operating hours (or every 6 months).
WARNING
POTENTIAL HAZARD
♦ Oil may be hot after engine has been run.
WHAT CAN HAPPEN
♦ Contact with hot oil can cause severe
personal injury.
HOW TO AVOID THE HAZARD
♦ Avoid contacting the hot engine oil when
you drain it.
26
0.030 in. (0.76 mm)