Technoblock SV Serie Manual De Uso Y Manutención página 22

ATTENTION
Above microswitch is not supplied with the unit. If the microdoor cable is disconnected or
damaged, the same conditions will occur as in case of
microdoor.
"K" RANGE units (K = low temperature) are supplied with a cable for door heater connection, to be made using a
fuse suitable for the door heater used.
The unit is also equipped with a cable for cold room lamp connection (lamp voltage should be 230 V and lamp max
capacity 100 Watts).
ATTENTION
Do not connect microdoor, cold room light or door heater cables to the 230V line. Each
cable is equipped with a plate showing how it should be connected.
WARNING
Any defective electrical part should be replaced by trained personnel exclusively.
The electric connection should be effected by qualified personnel.
7.2 Connection to water system
This connection is only necessary if the unit has a water-cooled condenser. It is effected by following the
indications of the tags positioned by the INLET and OUTLET pipes. Connection pipes should never be smaller in
diameter than those on the unit. A minimum water pressure of 1 bar is required for correct operation of the unit.
8 Electric controls
8.1 Control panel
Control LED (GREEN)
ON : compressor is running, unit is refrigerating.
Flashing : compressor is in start delay mode.
OFF : compressor is off, room temperature is down to set value
Control LED (GREEN)
ON : evaporator fan is running.
Flashing : evaporator fan is in start delay mode.
OFF : evaporator fan is off. Defrost is in course.
Control LED (YELLOW)
ON : Automatic or manual defrost is in course.
Alarm LED (RED)
ON : alarm has been activated because of a malfunctioning sensor, or pressure switch
intervention, or cold room temperature exceeding allowed tolerances.
OFF : Unit is operating normally.
DISPLAY : on connection to the mains it shows OFF to indicate the condition of the unit. By
pressing ON/OFF key for 3 seconds the unit is turned ON and the display shows the cold
room temperature. In programming mode the parameters to be set are displayed; in alarm
mode the alarm code is displayed.
"SET" key : when pressed it lights up and allows room temperature to be set.
programming it is used to pass from a submenu to an
upper one..
water condenser
( )
open door and connected
During
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