Honeywell hw400 Portable Generator User Manual


 
CLEANING SPARK ARRESTOR SCREEN
7-6 www.honeywellgenerators.com Honeywell Portable Electrical Generator Service Manual
7.5 CLEANING SPARK ARRESTOR
SCREEN
The generator muffler is equipped with a spark arrestor
screen, which must be cleaned according to the mainte-
nance schedule (see Table 7-1) to ensure prevention of
sparks escaping generator.
1. Stop the engine if it is running. Allow to completely
cool.
2. Place generator on a flat, level surface.
3. Using a socket wrench with an 8 mm socket, remove
the muffler cover bolts (muffler cover not present on
HW3000 or HW3000L models).
4. Remove muffler cover.
5. Using a screwdriver, loosen and remove the spark
arrestor clamp (A) screw.
6. Slide off spark arrestor clamp.
7. Using a socket wrench with a 7/32” socket, remove
the retaining screw on spark arrestor screen cap (B);
pull off cap.
8. Pull out spark arrestor screen (C).
9. Inspect spark arrestor screen.
If screen is damaged or excessively worn, replace
with new screen.
If screen is in good condition, clean using wire
brush and then reinstall.
10. Reinstall remaining spark arrestor components.
Spark arrestor screen cap and screw
Clamp and screw
Muffler cover
Muffler reaches temperatures that can cause serious
burns if touched. NEVER touch hot surfaces.
To clean spark arrestor screen, you will need:
1/4” socket wrench
8 mm socket
7/32” socket
#2 Phillips screwdriver
Wire brush
FIGURE 7-14: Remove Muffler Cover
WARNING
FIGURE 7-15: Spark Arrestor Assembly
FIGURE 7-16: Clean Screen
A
B
C