Download Sharp QT-27H Operating instructions

Transcript
When one of these messages appears, automatic
freezer operation cannot take place until the freezer
is disassembled and brush cleaned, or has
completed a heat treatment cycle. Select the HEAT
Following are the variable messages for soft lock
failures that appear on the second line of the screen.
POWER SWITCH OFF
Power switch was in the
OFF position.
MIX OUT PRESENT
There was a mix out
condition present.
AUTO OR STANDBY
OFF
The machine was not in
the AUTO or STANDBY
mode.
NO HEAT CYCLE
TRIED
A heat treatment cycle
was not attempted in
the last 24 hours.
(AUTO HEAT TIME
was advanced,a power
loss was experienced at
the time the cycle was
to occur, or a heat cycle
failure not due to a
thermistor failure.)
symbol
to start a heat cycle, or select the WASH
symbol
to disassemble and brush clean the
machine.
Once the freezer is unlocked by starting a heat
will illuminate
treatment cycle the HEAT symbol
and the following message will be displayed on the
screen.
DO NOT DRAW
Figure 26
is selected to clear the
If the WASH symbol
lockout by brush cleaning the machine, the
FREEZER LOCKED message will remain on the
display until the brush clean requirements are
fulfilled. The freezer must be disassembled in order
to activate the five minute timer on the display
screen. Once the timer counts down to zero, the
lockout is cleared.
If the following screen appears, a soft lock has
occurred during the heat treatment cycle.
HEAT TREAT FAILURE
FREEZER LOCKED
HEAT FOR HEAT CYCLE
WASH TO BRUSH CLEAN
Figure 24
FREEZER LOCKED
A soft lock can also occur any time during operation
when the hopper or freezing cylinder temperature
rises above 59°F (15°C), if the temperature rises
and remains above 45°F(7°C) for one hour, or rises
and remains above 41°F(5°C) for more than four
hours. If a PRODUCT OVER TEMPERATURE
condition occurs during operation, the following
screen will appear.
Figure 27
To restore the message that identified the reason for
the soft lock, turn the power switch OFF for five
seconds, and then return the power switch to the
ON position. The original message with the reason
for the soft lock will be displayed.
PRODUCT OVER TEMP
HEAT TREAT FAILURE
REASON
HEAT FOR HEAT CYCLE
WASH TO BRUSH CLEAN
HEAT FOR HEAT CYCLE
WASH TO BRUSH CLEAN
Figure 25
Models C709 & C717
Figure 28
21
Important: To the Operator