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MAINTENANCE
SPARK ARRESTER
MAINTENANCE
Tools required – iGen2200 & 2500: Phillips head
screwdriver and wire brush. iGen4500s: Phillips
head screwdriver, 10 mm socket wrench and wire
brush.
Check and clean the spark arrester after every
100 hours of use or 6 months.
1. Stop the generator and let it cool for several
minutes if it's been running.
2. Move the generator to a flat, level surface.
3.
iGen2200 & 2500:
Remove the muffler access
cover by undoing the six screws affixing it to
the generator casing (see Figure 46). Clean the
cover and especially its vent holes with a rag or
brush and then place it aside.
iGen4500s:
Remove the engine access cover
(see Figure 34) and then the muffler access
cover (see Figure 47).
4. Loosen the spark arrester band clamp and slide
it off the spark arrester collar (see Figure 48).
Figure 46 – iGen2200 & 2500 Removing the
Muffler Access Cover
Figure 47 – iGen4500s Removing the Muffler
Access Cover
33
Figure 48 – Removing the Spark Arrester Band
Clamp
5. Loosen the locking screw and pull the spark
arrester collar and screen off the muffler exhaust
pipe (see Figure 49).
Figure 49 - Removing the Spark Arrester Collar
and Screen
6. Use a wire brush to remove any exhaust
deposits that may have collected on the spark
arrester screen.
7. If the spark arrester screen shows signs of wear
such as rips, tears or large openings, it should
be replaced.
8. Re-install the spark arrester components in the
following order:
a - Insert the spark arrester screen into its
collar and then slide this assembly onto the
muffler exhaust pipe. Take care to align one
of the slots in the collar with the locking
screw. Push the collar on firmly to ensure
that the screen is well seated and tighten
the locking screw.
b - Place the spark arrester band clamp over
the collar with the gap in the band clamp
aligned with the collar locking screw. Then
tighten the adjusting screw on the band
clamp.
9. iGen2200 & 2500: Re-install the muffler access
cover.
iGen4500s: Re-install the muffler access cover
and then the engine access cover.
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