Black Max BM905700PA Operator's Manual page 20

SPARK ARRESTOR
See Figure 18.
Inspect the spark arrestor for breaks or holes. Replace if
necessary. To purchase a replacement spark arrestor contact
BlackMax customer service at 1-800-726-5760.
 Use a brush to remove carbon deposits from the spark
arrestor screen as needed.
DRAINING FUEL TANK/CARBURETOR
See Figures 19 - 21.
To help prevent gum deposits in the fuel system, drain the
fuel from the tank and carburetor before storing.
DRAINING THE FUEL TANK
 Turn off the generator.
 Turn the fuel valve to the OFF position.
 Push the fuel valve knob through the generator housing
and pull down slightly to gain access to the petcock.
 Remove the fuel line from the petcock by squeezing the
ends of the retaining clip and sliding the fuel line off.
 Install one end of a drain line over the petcock, and place
the other end in a fuel container large enough to catch
the fuel being drained from the tank.
 Turn the fuel valve to the ON position.
 When the fuel has drained from the tank, close the fuel
valve and reinstall fuel line securely on petcock.
 Reinstall fuel valve knob in generator housing. Push for-
ward until knob snaps securely into position.
DRAINING THE CARBURETOR
 Turn off the generator.
 Turn the fuel valve to the OFF position.
 Position a suitable container under the carburetor drain
screw to catch fuel; loosen the screw.
 Allow fuel to drain completely into container.
MAINTENANCE
 Retighten drain screw.
NOTE: Consult hazardous waste management guidelines in
your area for the proper way to dispose of used fuel.
REPLACING FUEL FILTER:
See Figure 22.
Occasionally the fuel filter may become clogged and need
replacing. To purchase a replacement fuel filter contact
BlackMax customer service at 1-800-726-5760.
NOTE: Fuel tank must be empty before replacing fuel filter.
Run unit until tank is empty, if needed, or inspect filter prior
to fill-up.
To replace:
 Turn the fuel valve to the OFF position.
 Push the fuel valve knob through the generator housing
and pull down slightly to gain access to the filter.
 Remove the fuel line from both sides of the filter by
squeezing the ends of the retaining clip with pliers.
 Slide the fuel line off.
 Replace with new fuel filter.
 Reinstall fuel lines to new fuel filter.
 Reinstall fuel valve knob in generator housing. Push for-
ward until knob snaps securely into position.
 Turn the fuel valve to the ON position.
TRANSPORTING
 Turn off the generator.
 Turn the fuel valve to the OFF position.
 Make sure engine and exhaust of unit is cool.
 Empty the fuel tank.
 Do not drop or strike unit or place under heavy objects.
Page 16 — English