Flooded type water cooled screw chiller (PCB Control)
46
Press LOCK button at the bottom right of the screen, and machine enters the initial screen, user needs
to input password again to enter.
Refers to the below table for the current status displaying and explanation of the unit::
Standby
Machine is not operating, it can start normally.
Malfunction
Machine has malfunction and it cannot start. Please check from malfunction query page and
confirm if the malfunction has been solved.
Operating
Machine is operating normally
Starting
Machine starts to normal operation
Shutting down
Unload, stop the compressor and stop the water pump are the necessary process during
shutting down. If the minimum running time is not reached, it needs to wait until the minimum
running time has been reached. Please inspect in the first page of status information if the
minimum running time is satisfied. The shutting down process will be continued when
minimum running time is satisfied.
Pause
The compressor startup conditions are not satisfied. The compressor startup condition
includes:
1. Water temperature is not satisfy with compressor startup condition;
2. Water temperature needs to be higher than compressor startup temperature in cooling
mode, Water temperature needs to be lower than compressor startup temperature in
heating mode,
this temperature
can be modified in
the parameter
settings page
;
3.
Oil temperature of compressor is not satisfy with startup condition;
4.
The pausing time is too short, and it is not meet the
requirements of
the compressor starts
intervals
;
The above information can be check in the first page of status information. The unit starts
automatically when startup conditions are
satisfied.
1) Mode setting
Press MODE button and mode settings window will be pop-up, as shown in the below:
Figure 6.3
Set control mode(Local, remote, timer),operating mode(cooling, heating, pumping) and single or dual
compressor(dual stage, 1#
、
2#) in the pop-up window. After setting is finished, click the pop-up window
