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INSPECTION
Check ignition timing:
At every 5000 mile (8000 km) service interval.
Check for proper RPM and ignition timing as follows:
1.
See
Figure 1-42.
Thread
(Part No. HD 96295-65D)
sure view plug does not touch flywheel.
2.
Connect leads of
INDUCTIVE TIMING LIGHT (Part No.
HD-33813)
to front spark plug cable, to battery positive
terminal and to ground.
3.
Be sure vacuum hose is properly installed at carburetor
and at vacuum-operated electric switch (V.O.E.S.).
4.
Start engine. Set engine speed by turning idle adjust-
ment screw clockwise to increase speed or counterclock-
wise to decrease speed. Use
ADJUSTMENT TOOL (Part No. HD-33413)
(SNAP-ON Part No. TMP23A) as shown in
a.
On world models, idle speed is 950-1050 RPM.
b.
On California models, idle speed is 1150-1250 RPM.
5.
Timing light will flash each time ignition spark occurs.
Aim timing light into timing inspection hole. Front cylinder
advance timing mark should be centered in timing
inspection hole. If not, see
6.
Set engine slow idle speed as described in Step 4 with
engine running at normal operating temperature and with
enrichener control knob pushed in fully.
1-30
IGNITION TIMING
TIMING MARK VIEW PLUG
into timing inspection hole. Be
CARBURETOR IDLE
and TIP
Figure 1-43.
ADJUSTMENT
on
page
1-31.
www.PlanDeGraissage.org
x0001c2x
Inspection hole
Timing mark
Figure 1-42. Timing Inspection Hole
5599
1
1.
Carburetor idle adjustment tool
(Part No. HD-33413)
2.
Tip (Snap-On Part No. TMP23A)
Figure 1-43. Adjusting Idle Speed
2
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