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 FUEL SYSTEM
TESTING AND ADJUSTING
2. Install the 8S3675 Contact Point on the dial indicator
FUEL TIMING
stem.
Tools Needed:
3.
Install 6V3075 Dial Indicator (2) in the collet of
6V3139 Timing and Fuel Setting Tool Group.
6V3118 Timing Fixture (4).
8S3675 Contact Point, 3.0 mm (.12 in.) long.
6V3075 Dial Indicator (Metric).
6V3117 Set Gauge.
6V3118 Timing Fixture.
9S9082 Engine Turning Tool.
NOTICE
The camshafts must be correctly timed with the
crankshaft before an adjustment of fuel timing is
made. The timing pins must be removed from the
camshafts before the crankshaft is turned or damage
to the cylinder block will be the result.
ADJUSTMENT OF FUEL TIMING TOOLS
1.
See chart CRANKSHAFT POSITIONS FOR
4.
Put the dial indicator and timing fixture on
FUEL TIMING AND VALVE CLEARANCE
6V3117 Set Gauge (1) with the angle of the
SETTING and put the engine in time. With the
timing fixture on the top surface and the
two crankshaft positions given in the chart, all of
extension rod on the bottom step.
the injectors can be checked or adjusted. This
will make sure the pushrod lifters are off the
5.
Move the dial indicator in the collet until the
lobes and on the base circles of the camshafts.
pointers indicate zero. Now move the dial
indicator in the collet until the large pointer
NOTE: See the Fuel Setting And Related Information
indicates setting shown in the DIAL INDICATOR
Fiche for the correct fuel timing dimension to use.
SETTING CHART (if other than zero setting) and
tighten the collet.
Before a check or an adjustment of the fuel
timing can be made, the tooling must be set to the
*DIAL INDICATOR SETTING CHART
correct dimension as follows:
Fuel Timing
Dial Indicator
Dimension mm
Setting mm
88.28
+1.28
88.07
+1.07
87.85
+0.85
87.64
+0.64
87.43
+0.43
87.21
+0.21
87.00
0.00
86.79
--0.21
86.57
--0.43
86.36
--0.64
86.15
-0.84
85.93
-1.07
FUEL TIMING TOOLS
85.72
-1.28
1. 6V3117 Set Gauge. 2. 6V3075 Dial Indicator
*See Fuel Setting Information for the correct fuel timing
(metric). 3. 8S3675 Contact Point, 3.0 mm (.12 in.)
dimension to use.
long. 4. 6V3118 Timing Fixture.
122
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