Unit configuration menu: “Configuration”
From the menu screen, select
“Configuration” then press 
. Following screen will appear:
User password
0000
Enter default password:”0000”
Press 
and cursor will move to first field of password. Pressing 
or 
will increment the value from 0 to 9999. Keeping pressure on 
or 
will move the numbers fast.
Press 
to confirm password.
Pressing 
or 
will allow navigation from screen 1 to 11 as shown hereafter:
1. Unit definition
To access one of the 4 parameters
displayed, press |
| and change |
value using | or | . Confirm the |
value by pressing |
| |
Unit type: |
| Chiller |
Refrg |
| R407C |
Figure 5 - Single pump operation
Note: figures 5 to 8, Unit Off means that the unit is stopped by keyboard or by an external contact
On
On
Pump
Off
t
Figure 6 - Dual pump operation
On
Unit
Off
On
Pump 1
Off
On
Pump 2
Off
t
Fans/ckt | 3 |
Water pump | Single |
Unit Type: Unit type Chiller: Cooling only
Heat pump: Reversible chiller
Refrg: Refrigerant R407C, R134a, R410A or R22
Fans/ckt: Number of fans per circuit: 1, 2, or 3
Note: Setting number of fans at 0, will stop all the fans, but will allow the compressors to run before being stopped by HP switch.
Water Pump: Water pump type Single: Single pump control Dual: Dual pump control
Note: Pump operation
The water pumps can be single or dual. A timer is used to delay the pump shut down in normal operating conditions. The timer is reset at each unit start.
When twin pumps are used, a pump switch will occur at each start and also in case of fault on the pump in operation.
Figure 7 - Single pump protection
Pump protection- input
Pump protection- output
Unit stopped
(manual reset)
17 |
