Air Filter Maintenance - Honeywell HW4000L - Portable Generator Owner's Manual

Adding Fuel
NOTICE
To avoid damage to engine, never use stale or contaminated
gasoline or oil/gasoline mixture. Avoid getting dirt or water in
fuel tank.
Use fresh gasoline with a pump octane rating of 87 or
higher.
Fuel and fuel vapors are extremely flammable and
explosive under certain conditions.
NEVER fill fuel tank while engine is running. Turn
generator OFF and allow to cool before filling with
fuel.
Stop generator if engine is running. Allow to com-
1.
pletely cool.
Place the generator on a flat, level surface.
2.
Remove fuel tank cap (A).
3.
Slowly pour gasoline into fuel tank. Be careful not to
4.
overfill above the filler neck that supports the fuel
strainer (C).
FIGURE 31: Top of Fuel Tank (B) and Maximum Fuel Level (D)
Be careful not to spill fuel when refueling. Spilled
fuel or fuel vapor may ignite. If any fuel is spilled,
be sure area is dry before starting engine.
5. Reinstall fuel tank cap and fully tighten.
NOTE:
Occasional, light spark knock, "pinging", or rattling noise
is normal while operating under heavy loads. If spark
knock, pinging, or rattling occurs at a steady engine
speed, under normal load, drain fuel (page 26) and refill
with fresh gasoline. If noise persists, see an authorized
generator dealer.
NOTICE
Running engine with persistent spark knock or pinging can
cause engine damage. Warranty does not cover parts dam-
aged by misuse.
HW4000/HW4000L Portable Electrical Generator Owner's Manual

Air Filter Maintenance

Air Filter Maintenance
NOTICE
A dirty air filter will restrict air flow to carburetor, which may
cause poor engine performance or damage.
Never run the generator without air cleaner assembly prop-
erly attached.
Clean air filter every 50 hours of generator operation. If
operating generator in extremely dusty areas, clean air fil-
ter more frequently.
Gasoline and flammable solvents can cause fire or
explosion. NEVER use gasoline or flammable sol-
vent to clean air filter element.
• Use only household soap and water to clean air filter
element.
To clean air filter, you will need:
‰ Household soap and water
‰ Clean, dry cloth
‰ Clean engine oil
1. Stop engine if it is running. Allow to completely cool.
Unlock the latches at the top and bottom of the air
2.
cleaner and remove the cover.
FIGURE 32: Air Cleaner Cover
3. Remove foam air filter(s).
FIGURE 33: Air Filter Removal
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