Preparing The New Engine - Toro 138-2139 Installation Instructions Manual

2

Preparing the New Engine

No Parts Required
Procedure
1. Remove the air filter and cover; refer to
the Air Cleaner (page
2. Remove the throttle control pivot nut
3. Remove the short spring and the governor
spring (Figure 3).
4. Remove the nut, pressure plate, wave washer,
and throttle control from the engine
1. Wide clamp
2. Cable clamp
3. Throttle control
4. Short spring
5. Remove the e-clip from the bottom of the cable
clamp and remove the cable clamp from the
throttle control.
6. Remove the screw from the wide clamp and
remove the wide clamp from the throttle control.
Servicing
14).
(Figure
(Figure
Figure 3
5. Nut
6. Pressure plate
7. Governor spring
7. Install the wide clamp and the cable clamp in
the new locations on the throttle control with the
screw and e-clip
Important:
oriented with the wire opening facing toward
the wide clamp.
3).
3).
1. Throttle control
2. Short spring
3. Nut
4. Pressure plate
8. Install the throttle control, wave washer, and
pressure plate to the engine
9. Install and lightly tighten the nut to secure the
throttle control to the engine
Note:
The lever should move back and forth
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smoothly and easily.
10. Install the springs to the throttle control and test
the return
Note:
There should be enough tension in the
spring to return the throttle control to the default
position; if the control does not return, loosen
the nut until it does.
4
(Figure 4).
Ensure that the cable clamp is
Figure 4
5. Governor spring
6. Cable clamp
7. Wide clamp
(Figure
(Figure
(Figure 4).
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4).
4).