5
Warnings related to use of the Darvall Cozy
TM
Warm Air Heater
Grounding reliability can ONLY be achieved when the Darvall Cozy Heater’s power cord is
connected to a properly grounded Mains power outlet.
If the over-temperature indicator light illuminates and the alarm sounds, discontinue using of
Darvall Cozy Heater to prevent thermal injury to the patient. Unplug the Darvall Cozy Heater
and contact a qualified service technician.
Do not use the Darvall Cozy Heater if it is not connected to blankets or Thermal Injury may
result. The Cozy Heater is designed to be connected to a purpose-made semi-permeable
forced warm air blanket that distributes warm air evenly around the animal.
Caution using Darvall Cozy Warm Air Heating System in animals with transdermal
medication. Drug delivery may be increased which could result in animal injury or death.
Do not allow the animal to lie on Darvall Cozy Heater Hose or allow the hose to directly contact
the animal’s skin during warming, or thermal injury may occur.
When replacing the Darvall Cozy Heater Hose, always disconnect the temperature sensor
attached to the old hose. Be sure to attach the hose and temperature sensor from the new
hose, prior to using the device.
Do not use Darvall Cozy Heater in MRI rooms as the heater contains ferrous metal and emits
RF interference. Darvall can supply all-plastic heater extension hoses to duct warm air from
outside the MRI room or the magnetic field to warm air blankets covering animals in MRI
The Darvall Cozy Heater meets medical electronic interference requirements (IEC60601-1-2)
Clamping the Darvall Cozy Heater to an IV pole stand can result in instability. To prevent this,
use the Darvall Cozy Heater no higher than 60 cm (24") high on an IV pole stand.
Do not use Cozy Heater replacement components in that are not supplied by Darvall/AAS or
their distributors or authorized service agents
Electrical shock hazard: Do not disassemble the Darvall Cozy Heater unless you are a
qualified service technician. There are electrically live parts in the Darvall Cozy Heater if it is
connected to a power source, even when it not switched on OR is in Standby mode.
End-users may replace the Darvall Cozy HEPA Air Filter, the heater hose with temperature sensor,
the heater hose cover and the electrical fuse located near the mains supply inlet power cord.
