Cleaning Fuel Sediment Cup; Cleaning Spark Arrestor Screen - Honeywell HW7000EH Service Manual

7.2 CLEANING FUEL SEDIMENT CUP

The sediment cup prevents any dirt or water that may be
in the fuel tank from entering the carburetor.
Clean fuel sediment cup at the intervals specified in
Table 7-1.
To clean fuel sediment cup, you will need:
‰ 10 mm box wrench
‰ 22 mm open end wrench
‰ Household soap and water
‰ Clean, dry cloth
To clean fuel sediment cup:
1. Stop the engine if it is running. Allow to completely
cool.
Place generator on a flat, level surface.
2.
3. Turn the fuel shut-off valve to the OFF position.
While holding the fitting above the fuel shut-off valve
4.
with a 22 mm open end wrench, remove the fuel sedi-
ment cup assembly (sediment cup, o-ring, and fuel
screen) using a 10 mm box wrench.
FIGURE 7-1: Fuel Sediment Cup Assembly Removal
FIGURE 7-2: Fuel Sediment Cup Assembly
Clean the fuel screen (A), o-ring (B), and sediment
5.
cup (C), with soap and water.
Rinse parts thoroughly with water.
6.
7. Wipe the pieces clean with a clean, dry cloth.
8. Reinstall the sediment cup, o-ring, and fuel screen.
Turn the fuel shut-off valve to the ON position.
9.
Start generator and check for leaks.
10.
Honeywell Portable Electrical Generator Service Manual
CLEANING FUEL SEDIMENT CUP
A
B
C
7.3 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 7-1).
To clean spark arrestor screen, you will need:
‰ #2 Phillips screwdriver
‰ Wire brush
Stop generator if engine is running. Allow to com-
1.
pletely cool.
Place generator on a flat, level surface.
2.
Use a Phillips screwdriver to remove the spark arres-
3.
tor screws and washers.
Remove the spark arrestor.
4.
A
B
FIGURE 8:
Spark Arrestor Assembly
Inspect the spark arrestor screen.
5.
„ If the screen is damaged or excessively worn,
replace the spark arrestor.
If the screen is in good condition, clean using a
„
wire brush.
FIGURE 9: Clean Screen
Reinstall spark arrestor carefully aligning screw holes.
6.
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C
7-3