User Manual: Hot Dog Veterinary Patient Warming System Controller
Page 13
TROUBLESHOOTING/ERROR CODES
Alarm lights and error code display
Alarm lights and an audible alarm turn on when an error condition occurs. The associated error code will remain
on the display until the condition is cleared. If multiple alarm conditions occur sequentially, the code associated
with the initial alarm condition will be displayed. In all cases, the heater is turned off when an alarm occurs.
Alarm Error
Condition
Error Code
Displayed
Description
Over-temperature
(primary)
E1 (for each
port)
When the temperature exceeds one degree above set point, audible and
visual alarms are initiated, and power is removed from the output. The alarm
will reset when:
•
Temperature is within acceptable limits (+ 1°C), or
•
Cable connecting warming device to Controller is disconnected, or
power is turned off at mains switch.
Heater Time Out
E2 (for each
port)
Failure to reach temp
(Time to Temperature): When the system does not achieve the set-point
within 10 minutes, audible and visual alarms are initiated. The alarm will
reset when the device is unplugged or power is turned off at mains switch.
Overcurrent (Port)
E3 (for each
port)
When port current draw exceeds a predetermined level, audible and visual
alarms are initiated. The alarm will reset when the device is unplugged or
power is turned off at mains switch.
Primary or Secondary
sensor failure
E4 (for each
port)
Sensor are reading outside of the useful range
Over-temperature
(secondary)
E8 (for each
port) for
software
versions
>=1.07
E1 for
software
version <=1.06
When the temperature exceeds 46°C on port A and B, audible and visual
alarms are initiated. The alarm will reset when the device is unplugged or
power is turned off at mains switch.
Temperature control
timeout
-- (for each
port)
If a warming device is left operating for 6 hours with no changes to set
point, power will be removed, three short audible chirps will sound, and the
visual alarm indicators will flash continuously. Pressing the temperature
select button will clear the alarm and re-start normal operation.
Overcurrent (System)
E3, E3, E3
Too many large heating devices in use. Power system down (remove from
mains or cycle power switch). Remove one device and re-start. If problem
continues call customer service
