EN - DORA METAL Spółka z o.o.
4
Chilling equipment
INTENDED USE
Cooling module manufactured by DORA METAL is within a group of professional chilling equipment. It
is designed to be mounted under a granite plate to cool its surface which used for a short-term display of
cold snacks, desserts, etc. and products in GN containers, and keeping them at cooling temperatures.
Note: The cooling module is not intended for mounting in products designed for display of products on
ice.
It can be used in restaurants, salad bars, pizzerias, etc. where it is necessary to display chilled foods to
retain their taste, aroma and appearance.
OPERATION OF REFRIGERATION SYSTEM.
The device works in a single compression refrigeration cycle. The refrigeration system is filled with
environmentally-friendly refrigerant approved for use by the regulations in force (see data plate). The
expanding element as a capillary tube is used.
SETTING CHAMBER TEMPERATURE
Control and readout of work parameters is possible by means of a digital controller with display. The
controller is programmed so the device reaches work temperature as given in technical data.
LAE
CONTROLLER
BASIC OPERATION
Depending on version of the cooling device, the power can be switched on
using key switch found on control panel of the device, or by pressing
button on the controller. When the device is turned on, the display of the
device will show air temperature in the chamber.
To set a required temperature in the chamber:
Short press the
button to display the set temperature.
By holding the
button, and using
&
buttons, set a desired parameter value (the value must
be within SPL & SPH values)
Once the
button is released, a newly set value is saved.
A
DDITIONAL INFORMATION
Defrosting:
During operation of the device, at regular time intervals “
DEF
” message is displayed, which means that the device
operates in cooler defrosting mode. The defrosting cycle and its duration is defined by the manufacturer of the device
and user cannot modify this parameter. If additional defrosting of cooler caused by difficult working conditions is needed,
press and hold the
button for 2 seconds. The display will show “
DEF
”. Defrosting will end automatically once time
or temperature set by the manufacturer is reached.
Alarms:
Meaning of messages which can be appear on the display:
E1
- Damage of chamber temperature sensor.
E2 -
Damage of evaporator temperature sensor.
DEF -
Enabled defrosting cycle (see
Defrosting
)
CL -
Warning on the need to clean the condenser
Attention! CL message
Turning off
CL
reminder on the need to clean the condenser
(every 4 weeks):
- press the
button until
CND
message is displayed,
- then, while holding the
button, press the
button.
After this the CND parameter will be reset, and the cycle will start again.
ATTENTION! Key lock
A very common mistake made by users, is to cause an
unintended key lock
, which makes menu of the controller
inaccessible. Failure to check setting of the key lock option results in sending the controller to the dealer as “damaged”.
