Laird Nextreme NRC1200 Series, Manual, Page: 11 / 73

11
Guards
Direct access to hazardous parts or areas of the unit is prevented by the unit cover. The unit cover
may only be removed for maintenance or repairs. It must be closed prior operating the unit. Note:
warranty conditions before opening the guards.
Figure 1 Guards
In Case of Accidents
Should you or another person be injured when working with the unit, do the following:

Stay calm

Perform first aid

Always call the company’s first aid personnel

If necessary, call the applicable emergency number
First Aid at Accidents with R513A
The unit contains the refrigerant R513A in a closed-circuit system. If the system is damaged, the
cooling fluid can spill and cause hazard including but not limited to the following occurrences:

Fast vaporizing fluids can lead to frostbite.

Vapor is heavier than air and can lead to asphyxiation in enclosed, poorly ventilated or low-lying
areas.

Misuse or intentional inhalation abuse may cause death without warning symptoms, due to
cardiac effects and may also cause arrhythmia.
Always adhere to manufacturer safety regulation when handling spilled refrigerant.
Environmental Issues
Environmentally conscious and anticipatory behavior of staff helps avoid environmentally hazardous
events. The following apply for environmentally conscious behavior:

Environmentally hazardous substances must be stored in appropriate containers to avoid
releasing them into the soil or drainage systems.

Environmentally hazardous substances must be used or disposed of according to regional
regulations.

When dealing with working fluids, always be aware of the safety data sheet of the corresponding
manufacturer.