Cleaning Spark Arrestor Screen - Honeywell HW4000 Manual Del Propietário

Cleaning Spark Arrestor Screen

Inspect spark plug.
6.
If spark plug is damaged or excessively worn, or if
„
insulator is cracked or chipped, use a new spark
plug.
„ If spark plug is in good condition, reuse existing
spark plug.
If reusing spark plug, clean spark plug with wire
7.
brush.
8. Measure spark plug gap with spark plug gauge.
Gap should be: (0.028-0.031 in) (0.70-0.80 mm).
FIGURE 48: Correct Spark Plug Gap
If necessary, adjust gap by carefully bending side
9.
electrode.
Inspect spark plug washer and verify it is in good con-
10.
dition.
Reinstall spark plug by hand to prevent cross-thread-
11.
ing.
12. After spark plug is seated, tighten with spark plug
wrench to compress washer.
„ If installing a new spark plug, tighten l/2 turn after
the spark plug seats to compress the washer.
If reinstalling a used spark plug, tighten l/8 - l/4 turn
„
after the spark plug seats to compress the washer.
NOTICE
Spark plug must be securely tightened. An improperly tight-
ened spark plug can become very hot and could damage
engine. Never use spark plugs that have an improper heat
range. Use only recommended spark plugs or equivalent.
24 www.honeywellgenerators.com
0.028-0.031 in
(0.70-0.80 mm)
Cleaning Spark Arrestor Screen
WARNING
Muffler reaches temperatures that can cause serious
burns if touched. NEVER touch hot surfaces.
Generator muffler is equipped with spark arrestor screen,
which must be cleaned according to maintenance sched-
ule (Table 2).
To clean spark arrestor screen, you will need:
‰ 1/4" socket wrench
‰ 8 mm socket
‰ 7/32" socket
‰ #2 Phillips screwdriver
‰ Wire brush
1. Stop generator if engine is running. Allow to com-
pletely cool.
Place the generator on a flat, level surface.
2.
3. Using a socket wrench with 8 mm socket, remove
spark arrestor enclosure panel bolts.
FIGURE 49: Remove Spark Arrestor Enclosure Panel
Pull off enclosure panel.
4.
A
B
FIGURE 50:
Spark Arrestor Assembly
5. Using a screwdriver, loosen and remove screw hold-
ing spark arrestor clamp (A).
Slide off spark arrestor clamp.
6.
7. Using a socket wrench with a 7/32" socket, remove
the retaining screw on spark arrestor screen cap (B);
pull off cap.
Pull out spark arrestor screen (C).
8.
HW4000/HW4000L Portable Electrical Generator Owner's Manual
C