12
WARNING
POTENTIAL HAZARD
•
Oil may be hot after the engine has been
running.
WHAT CAN HAPPEN
•
Contact with hot oil can cause severe personal
injury.
HOW TO AVOID THE HAZARD
•
Avoid contact with oil while draining oil.
2. Stop the engine and pull the wire off of the spark plug
(Fig. 6).
3. Place a suitable drain pan under the side oil drain plug.
4. Raise the left side of the mower at least 12 inches and
open the side oil drain plug (Fig. 14).
5. Insert the oil drain tube over the drain plug and lower
the mower (Fig. 14).
6. Raise the right side of the mower until all oil has
flowed into the drain pan.
7. Remove the oil drain tube and install the side oil drain
plug.
IMPORTANT: Torque the side oil drain plug to 23
N-m (190 in-lbs.).
8. Recycle the oil as per local codes.
2
m-4354
1
Figure 14
1.
Side oil drain plug
2.
Oil drain tube
9. Fill the crankcase to the FULL line on the dipstick
with fresh oil. Refer to the Checking/Adding Oil
section, page 6, for specifications.
10. Wipe up any spilled oil.
Spark Plug
Use an NGK BPR5ES spark plug or equivalent. The
correct air gap is 0.030” (0.76 mm). Remove the plug
after every 100 operating hours and check its condition.
1. Stop the engine and pull the wire off the spark plug
(Fig. 6).
2. Clean around the spark plug and remove it from the
cylinder head.
IMPORTANT: Replace a cracked, fouled, or dirty
spark plug. Do not clean the electrodes because engine
damage could result from grit entering the cylinder.
3. Set the gap on the new plug to 0.030” (0.76 mm)
(Fig. 15).
986
.030 in.
(.76 mm)
Figure 15
4. Install the spark plug and gasket seal. Tighten the plug
to 17 ft-lb (23 N
m).
5. Connect the spark plug wire (Fig. 6).
Adjusting the Self-propel Cable
If the mower does not self-propel or has a tendency to
creep forward when the traction is not engaged, adjust the
wheel drive control knob on the rear of the gear box
(Fig. 16).
489
Figure 16
1.
Knob
1. If the mower does not self-propel, rotate the control
knob clockwise 1/2 turn.
2. If the mower creeps forward, rotate knob 1/2 turn
counterclockwise.
Adjustment is correct when:
