TROUBLESHOOTING
Combin ation Blan ket/Flui d W armer ▪ Operat or’ s Manua l ▪ MN -399 40 ▪ Rev 3 ▪ 8/20
49
E-60 Real Time Clock
Checksum Error
(Blanket warmers only)
Real time clock rechargeable battery backup has discharged.
◾Plug the warmer into the outlet for 30 minutes.
*E-61 Real Time Clock
(Blanket warmers only)
Real time clock not responding. Contact service if error persists.
E-62 Real Time Clock
(Blanket warmers only)
Timer overlay is present, but no real time clock is detected. Contact service.
*E-70 Pad Count Error More heater pads detected than set for. Hold the standby button for 12
seconds until display shows "PAd#” (# = number of pads selected [3-7]).
Press up or down arrow to adjust to correct number of pads. [Blanket
warmers: 1.5ft
3
, 2.5ft
3
= 3 pads, 3.5ft
3
, 4.0ft
3
, 7.5ft
3
= 4 pads.
Fluid warmers: 2.5ft
3
& 4.0ft
3
= 3 pads].
*E-71 Personality Error Contact service.
E-80 EEPROM Error EEPROM not responding. Contact service if error persists.
*E-81 Calibration not
locked
Contact service.
*E-83 EEPROM Error Contact service for help resetting the control.
E-87 EEPROM Error Stored offsets corrupted. Offsets reset to 0.
◾Control may need to be re-calibrated.
◾Possible bad EEPROM.
◾Contact service if error persists.
E-90 Button stuck A button has been held down for >60 seconds. Adjust control. Error will
reset when the problem has been resolved.
E-95 Factory Test pin
short detected.
Ensure that debris is not causing a short between the test pins. If the pins
are clean, replace the control.
*E-98 Temperature
Delta Error
Temperature of the cavity sensors 1 and 2 differ by more than 3.3ºC (6ºF).
◾Remove product and allow the warmer to cool down.
◾Verify that the product sensor is clean and operating correctly.
◾Set the power switch to the OFF position to clear the error code.
◾If error persists, the cavity sensor should be replaced by a qualified
service technician. Contact service.
E-99 Hardware Over
Temp
◾Inspect the connections and condition of high limit bimetal thermostat.
◾If applicable, make sure that the compartment fan motor is operating.
◾Contact service if error persists.
Code Refers to Action required
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