28 Models C708 & C716Important:To the Operator
070412
Touch the SEL symbol to display the next fault
found or return to the Manager Menu if no other
faults exist. Touching the SEL symbol any time
faults are displayed will clear the faults, if corrected,
upon returning to the Menu screen.
Listed below are the variable messages which will
appear, along with an explanation for the corrective
action.
NO FAULT FOUND - There was no fault found in
the freezer. Nothing will appear on the screen after
this variable message appears.
BEATER OVERLOAD - Place the power switch in
the OFF position. Wait 5 minutes for the machine to
cool. Press the beater reset button firmly. Place t he
power switch in the ON position and restart in
AUTO.
COMPRESSOR HPCO - Place the power switch in
the OFF position. Wait 5 minutes for the machine to
cool. Place the power switch in the ON position and
restart in AUTO.
HOPPER THERMISTOR FAIL* - Place the power
switch in the OFF position. Call service technician.
BARREL THERMISTOR FAIL* - Place the power
switch in the OFF position. Call service technician.
*Note: Three codes have been set up to assist in
diagnosing bad thermistor probes. If a probe has
shorted (resistance less than 1 ohm), “SHRT” will
display for its respective machine location. If the
probe is open (resistance above 1 megohm),
“OPEN” will display. If the actual probe environment
exceeds 200°F (93°C), the respective screen display
location will read “OVER”, indicating the temperature
is “out of range”.
COMP ON TOO LONG - The compressor runt ime
exceeded the 11 minute timer.
Fault History
The FAULT HISTORY will display up to 100 faults
that have occurred. The most recent fault is
displayed on screen 1. The date, time, and fault
description is displayed on each screen.
FAULTHISTORY 1
00/00/00 00:00
REASON
>Exit
Lockout History
The LOCKOUT HISTORY screen displays a history
of the last 100soft locks, hard locks, brush clean
dates, or aborted heat cycles. Page numbers are
indicated in the upper right hand corner. Page 1
always contains the most recent failure.
LOCKOUTHISTORY 1
00/00/00 00:00
REASON
>Exit
The second line of the screen displays the date and
time a failure occurs. The third line indicates the
reason for a failure, or will indicate if a successful
brush cleaning has occurred. Some failures occur
with multiple reasons. When this occurs, a page will
be generated for each reason.
Use the arrow symbols to advance forward or move
backward to view each screen. Listed below are the
variable messages that may appear.

Faults Occurring Entering a Heat Treatment

Cycle

POWER SWITCHOFF - The power switch is OFF.
AUTO OR STBYOFF - The control was not in the
AUTO or STANDBY mode.
MIX OUT FAILURE - A Mix Out condition was
present.
NO HEAT CYCLE TRIED - The Auto Heat Time
was set to attempt a heat cycle more than 24 hours
after the last successful heat cycle.

Faults Occurring While in Heat Mode

HEAT MODE FAILURE - The maximum allowable
heat mode time exceeded 90 minutes.
COOL MODE FAILURE - The maximum allowable
cool mode time exceeded 90 minutes.
TOTAL TIME FAILURE- The maxim um allowable
total heat treatment time exceeded 4 hours.
BRUSH CLEAN TIMEOUT - The total days in
operation exceeded the brush clean cycle setting.
POWER SWITCHOFF - The power switch was
turned OFF during the heat cycle.