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Problem
Controller will not go
into program mode or
some buttons do not
actuate.
M3000 display shows
HI 2 BAD.
M3000 display shows
HEATING
FAILURE with
alarm sounding.
Heating indicator is
on, but fryer is not
heating.
M3000 display shows
HEATING
FAILURE and alarm
sounds, but fryer
operates normally
(false alarm).
M3000 display shows
CLOSE DRAIN
VALVE.
M3000 display shows
ERROR RM
SDCRD
M3000 display shows
CALL TECH
Probable Causes
Failed controller.
Controller in high-limit test mode.
Failed controller, failed interface board or
open high limit thermostat.
Failed controller.
Drain valve is open or switch is out of
adjustment or failed.
Defective SD Card
Typically shown during software update.
Also may be that parameter data has been
corrupted or lost.
Corrective Action
Replace controller
This is displayed only during a test of
the high-limit circuit and indicates that
the high-limit has failed.
Check high limit thermostat, interface
board and controller.
Replace controller.
Ensure all drain valves are completely
closed and that microswitches are
adjusted and working.
Replace card with another card.
Press the FILTER button to bypass and
continue.
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