ABC
Safety: Safety Instructions
extinguishers indicates the amount of water it holds and the amount of fire it can
extinguish. Geometric symbol (green triangle).
Class B fires involve flammable or combustible liquids such as gasoline,
kerosene, grease and oil. The numerical rating for class B extinguishers
indicates the approximate number of square feet of fire it can extinguish.
Geometric symbol (red square).
Class C fires involve electrical equipment, such as appliances, wiring, circuit
breakers and outlets. Never use water to extinguish class C fires - the risk of
electrical shock is far too great! Class C extinguishers do not have a numerical
rating. The C classification means the extinguishing agent is non-conductive.
Geometric symbol (blue circle).
fire extinguishers are a dry chemical type used for multiple purposes. See above
information for description.
Ensure fire extinguishers are serviceable and replace any that are discharged or
out of inspection dates.
Page 1–4
60v WPM Service Manual
3429-828 Rev A