Removing The Ignition Module; Disassembling The Spark Plug Boot; Assembling The Spark Plug Boot; Installing The Ignition Module - Stihl BR 800 Service Manual

Fit and tighten down the nut (2).
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Remove the locking screw 4282 890 2700.
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Install the spark plug (10).
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Fit the spark plug boot (9).
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Adjust air gap between ignition module (6) and
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flywheel (1) with the setting gauge 4118 890 6401.
Install the shroud, @ 7.5.
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Install the rewind starter, @ 6.14.
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Fit the filter cover, @ 7.3.
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13.5

Removing the Ignition Module

Preparations, @ 3.1.
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Remove the rewind starter, @ 6.2.
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Remove the filter cover, @ 7.2.
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Remove the cover, @ 7.4.
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Pull boot (9) off the spark plug.
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Pull off the flag connector (11).
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Take out the screws (4).
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Remove the washers (5).
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Remove the ignition module (6) with ignition lead (7)
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and insulator (3).
Remove the insulator (3).
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13.6

Disassembling the Spark Plug Boot

Remove the ignition module, @ 13.5.
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Use suitable pliers to the pull leg spring (8) out of the
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spark plug boot (9).
Pull the leg spring (8) off the ignition lead (7).
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Pull the spark plug boot (9) off the ignition lead (7).
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If the ignition lead (7) is frayed or damaged: Replace
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the ignition module (6).
13.7

Assembling the Spark Plug Boot

8
a
7
Use a needle to pierce the center of the ignition lead's
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insulation at distance 'a' = 10 mm (0.4 in) from the
end of the lead (7).
Pinch the hook of the leg spring (8) into the pierced
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hole in the ignition lead (7) as far as stop.
38
8 9
Coat inside of spark plug boot (9) with press fluid.
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Hold the ignition lead (7) and leg spring (8) together
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and push them into the spark plug boot (9) as far as
stop.
Install the ignition module, @ 13.8.
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13.8

Installing the Ignition Module

Assemble the spark plug boot, @ 13.7.
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11
3
6
4
Place ignition module (6) in position.
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Fit the washers (5) on the screws (4).
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Insert the screws (3) but do not tighten them down
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yet.
Adjust air gap between ignition module (6) and
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flywheel (1) with setting gauge 4118 890 6401.
Tighten down the screws (4).
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Push the ignition lead (7) into the guides (arrows).
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Push on the flag connector (11).
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Fit the spark plug boot (9).
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Install the shroud, @ 7.5.
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Fit the filter cover, @ 7.3.
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Install the rewind starter, @ 6.14.
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9
7
4
BR 800