III. Primer Bulb and Choke
In Temperatures above 40°F (5°C):
Follow instructions in Section A.1. See "I. Primer Bulb Only" instructions on page 7. See Table 3 on page 7.
In Temperatures below 40°F (5°C):
1.To avoid carbon monoxide poisoning, be sure engine is outdoors in a
2.Move engine throttle control to “CHOKE” or “START” position, if present (see equipment manufacturer’s instructions). See Figures 17, 18 and 19.
3.When starting a cold engine, press primer bulb firmly 3 times, allowing primer bulb to return completely to orig- inal position between pushes. See Figures 15 and 20 starting on page 8. Afterward, continue reading instruc- tions below.
NOTES
Be sure to cover vent hole when pressing primer bulb. See Figure 20.
Cooler temperatures may require pushing primer bulb firmly 5 times.
DO NOT use primer to restart a warm engine after a short shutdown. Doing so will flood the engine and may result in equipment malfunction.
4.Operate equipment control to release engine brake or clutch, if present (see equipment manufacturer’s instructions). See Figure 17.
NOTE
DO NOT operate an electric starter for more than 5 seconds each attempt.
5.Push starter button or turn ignition switch key to start engine.
6.When engine starts:
a.Release starter button or ignition switch key.
b.Move engine throttle control to “FAST” position. See Figures 17, 18 and 19.
c.Next, move engine throttle control to desired speed in “RUN” range.
NOTES
If engine starts but falters when engine throttle control is moved to “FAST” position:
a.Move engine throttle control back to “CHOKE” position. See Figures 17, 18 and 19.
b.Next, move engine throttle control to “FAST” position. See Figures 17, 18 and 19.
If engine dies after engine throttle control is moved to “FAST” position, repeat steps 2 thru 6 to restart engine.
2 | 3 |
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1
1.Electric Start Switch
2.Engine Throttle Control
3.Equipment Control
Figure 17. Typical Engine Controls
STOP
STOP SLOW RUN FAST CHOKE PRIMER
Figure 18. Typical Engine Symbols
3
2
1
1.“SLOW” Position
2.“RUN” Range
3.“FAST” Position
Figure 19. Start/Choke Control Positions
1
2
1. Primer Bulb
2. Vent Hole
Figure 20. Pressing Primer Bulb
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