Safety Flashcards
A technician must use every precaution when working with pressure, electrical energy, heat, cold, rotating machinery, chemicals and when lifting heavy object
To protect him/her self
To protect others in the area
To act as a professional
One of the most overlooked safety devices in this industry is
Safety glasses
Wearing metal jewelry can be most harmful because of
Shock or electrical burn
Whenever possible a technician should “Lock out/Tag out” the electrical service panel before working on system to prevent
The unit starting up automatically
Electrical shock
To prevent others from starting the system
The third wire or “ground wire” is utilized to prevent
Electrical shock from defective equipment
A technician should never use an extension cord unless it has been plugged into a
GFCI
If you encounter a fire with a source of flammable liquids
You must use a class “B” fire extinguisher
Multi-purpose fire extinguishers rated “A” “B” “C” can be used on
Flammable liquids
Ordinary combustibles
Electrical equipment
When using a fire extinguisher always aim
At the base of the fire
A leaking refrigeration system not only can cause severe frost bite but can also cause
Asphyxiation
Lightheadedness
Heart arrhythmia
When soldering or brazing near combustible materials a technician should always use a
Flame retardant heat shield
If the working length of a ladder is 12 feet, how far should the base of the ladder be placed from the adjacent wall?
3 feet
If a technician finds a person suffering from asphyxiation caused by breathing refrigerant he/she should
Immediately move the person to an area of fresh air
If you find a person who is suffering from an electrical shock and has no pulse you should
Begin CPR immediately
When treating frost bite you should
Run warm water over the affected area
