Bennche Bighorn 400 Owner's Manual page 149

8-49 Periodic Maintenance and Adjustment
WARNING
POTENTIAL HAZARD
Checking the fuel system while smoking
or near an open flame.
WHAT CAN HAPPEN
Fuel can ignite or explode, causing
severe injury or property damage.
HOW TO AVOID THE HAZARD
Do not smoke when checking the fuel
system. Make sure there are on open
flames or sparks in the area, including
pilot lights from water heaters of
furnaces.