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Problem
Controller displays
CALL TECH
Controller displays
RECOVERY
FAULT.
Controller displays
SERVICE
REQUIRED followed
by the error.
Controller displays
CHANGE FILTER
PAPER?
Controller display is in
wrong temperature
scale (Fahrenheit or
Celsius).
Controller
displayshot-hi-1.
Controller displays HI-
LIMIT.
Controller displays
low temp
alternating with
temperature.
Controller displays lo
or LOw temp.
Controller displays
low temp, heating
indicator cycles on and
off normally but fryer
does not heat.
Probable Causes
Typically shown during software update.
Also may be that parameter data has been
corrupted or lost.
Recovery time exceeded maximum time
limit for two or more cycles.
An error has occurred.
Daily filter paper change prompt has
occurred.
Incorrect display option programmed.
Frypot temperature is more than 410ºF
(210ºC) or, in CE countries, 395ºF
(202ºC).
Controller in high-limit test mode.
Frypot temperature is between 180°F
(82°C) and 315°F (157°C).
Frypot temperature has dropped more than
21ºF (12ºC) for CM3.5 or 40°F (17°C) for
3000 controllers below setpoint in idle
mode or 45°F (25°C) in cook mode.
A. Failed controller.
B. Damaged controller wiring harness.
Corrective Action
Press the FILTER button to bypass and
continue.
Silence the alarm by pressing the
button. Check that fryer is heating
properly. Maximum recovery for a gas
fryer is 2:25.
Press YES to silence alarm. The error
is displayed three times. See list of
issues in section 1.14.4. Fix issue. The
controller displays SYSTEM
ERROR FIXED? YES/NO.
Press YES. Pressing NO will allow
the fryer to cook but the error will be
redisplayed every 15 minutes.
Press (YES), follow prompts and
change the filter paper.
Fryers using the 3000 controller can
toggle between F° to C° by pressing the
button until Main Menu changing to
Product setup is displayed. Press to
scroll to Tech Mode and press . Enter
1658. Press the scan button. The
controller displays OFF. Turn the
controller on to check temperature. If
the desired scale is not displayed,
repeat.
Fryers using the CM3.5 should refer to
the separate Fryer Controllers User's
Manual.
This in an indication of a malfunction
in the temperature control circuitry,
including a failure of the high-limit
thermostat.
This is displayed only during a test of
the high-limit circuit and indicates that
the high-limit has opened properly.
This display is normal when the fryer is
heating and out of melt cycle until the
temperature reaches ±2° of setpoint.
This display is normal for a short while
if a large batch of frozen product is
added to the frypot or if the fryer is not
heating properly.
A. Replace controller.
B. Replace controller wiring harness.
1-33
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Table of Contents
Troubleshooting
