Responding to Battery Events
Scenario: Hot Batteries
When a battery’s temperature rises above its safe operating temperature (60° C/140° F), it can be potentially hazardous.
Response
Clear work bench of any materials or debris.
Put on heat-resistant gloves and safety glasses.
In the case of an external short circuit, unplug the computer's power adapter. The battery should immediately start to cool.
Wearing heat-resistant gloves, pick up the battery or case assembly with battery, and place it in the fire-proof safety cabinet for at least 2 hours. (If the battery or case assembly with battery is not easily removed, place the entire system in the fire-proof safety cabinet.)
Dispose of compromised batteries according to your usual waste or recycling protocols. See “Return/Recycle Procedures” in this training.
Important!
If the hot cell persists
If the battery or case assembly with battery doesn’t cool significantly after 2 hours, there is an increased likelihood of a thermal event. Refer to the "Scenario: Thermal Event" page in this chapter for additional guidance.