Figure 11
Starting the Engine
1. Firmly push in the primer 3 times with your thumb,
holding the primer in for a second before releasing
it each time (Figure 12).
Figure 12
Note:
If the air temperature is below 13°C, firmly
push the primer in 5 times.
2. Hold the blade control bar against the handle
(Figure 13).
Figure 13
3. Pull the recoil starter (Figure 14) or turn the ignition
key as shown in Figure 15 (model 20638 only).
Figure 14
Figure 15
4. If the mower does not start in 1 or 2 pulls (or within
5 seconds using the electric starter), press the primer
button 1 or 2 times and try starting it again.
Note:
If the mower still does not start, contact an
Authorized Service Dealer.
Using the Self-propel Drive
Models 20637 and 20638
To operate the self-propel drive, simply walk with your
hands on the upper handle and your elbows at your sides,
and the mower will automatically keep pace with you.
Figure 16
8
