Operating instructions

26
Models C709 & C717Important: To the Operator
The FAULT DESCRIPTION display will indicate if
there is a fault with the freezer. When no faults are
detected the following screen will be displayed.
FAULT DESCRIPTION
NO FAULT F OUND
Figure 47
Touch the SEL symbol to display the next fault
found or return to the 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. Press the beater reset button
firmly. Place the power switch in the ON position
and restart in AUTO.
HPCO COMPRESSOR - 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 BAD - Place the power
switch in the OFF position. Call service technician.
BARREL THERMISTOR BAD - Place the power
switch in the OFF position. Call service technician.
The LOCKOUT HISTORY screen displays a history
of the last 40 soft 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.
LOCKOUT HISTORY 1
00/00/00 00:00
Reason
>Exit
Figure 48
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
backward to view each screen. Listed below are the
variable messages that may appear.
Faults Occurring Entering a Heat
Treatment Cycle:
POWER SWITCH OFF - The power switch is OFF.
AUTO OR STBY OFF - The control was not in the
AUTO or STANDBY.
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 maximum allowable
total heat treatment time exceeded 4 hours.
BRUSH CLEAN TIMEOUT - The total days in
operation exceeded the brush clean cycle setting.
POWER SWITCH OFF - The power switch was
turned OFF during the heat cycle.
POWERFAILINH/C-A power failure occurred
during the heat treatment cycle.
MIX LOW FAILURE - The mix level in the Hopper is
too low for a successful heat cycle.
BEATER OVLD H/C - The overload tripped for the
beater motor.
BRL THERM FAIL - The thermistor sensor for the
freezing cylinder failed.