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181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 9
6. When engine starts:
a. Release starter button or ignition switch key.
b. Momentarily move choke control to “1/2 CHOKE”
position until engine runs smoothly. See Figures 20
and 21. Afterward, continue reading instructions
below.
c. Next, move choke control to “NO CHOKE” position.
7. Move engine speed control to desired speed in
“RUN” range.
NOTES
If engine starts but falters when choke control is moved to
“NO CHOKE” position:
a. Momentarily move choke control back to “FULL
CHOKE” position. See Figures 20 and 21.
b. Next, move choke control to “1/2 CHOKE” position
until engine runs smoothly.
c. Finally, move choke control to “NO CHOKE”
position.
If engine dies after choke control is to moved to “NO
CHOKE” position repeat steps 2 thru 7 to restart engine.
8. If engine fires but does not continue to run, move
choke control to “NO CHOKE” position and start
engine.
9. If engine fails to start after 3 attempts in the “NO
CHOKE” position, move choke control to “FULL
CHOKE” position and start engine.
10. If engine does not start after following steps 1 thru 9,
contact your Authorized TecumsehPower Servicing
Dealer. DO NOT attempt to start or troubleshoot this
engine in any other way.
Figure 19. Engine Mounted Speed Controls
Figure 20. Horizontal Mounted Choke Control
Figure 21. Vertical Mounted Choke Control
1. “FULL CHOKE” Position
2. “1/2 CHOKE” Position
3. “NO CHOKE” Position
1
2
3
1. “FULL CHOKE” Position
2. “1/2 CHOKE” Position
3. “NO CHOKE” Position
1
2
3