J&E Hall JEHSD-0600-M-3, Техническое руководство

Страница: 18 / 40

Issue: 01.05.2017 Page 18
Commissioning
Changing Set Point & Refrigerant Selection
1. With controller Home screen displayed, Press PRG button to go Main Menu screen and select “B. Setpoint” using
DOWN button. Press ENTER button. Screen B01 is displayed.
2. Using ENTER button, move the cursor from the ‘home’ position to the Compressor Setpoint and adjust value as
required by using UP or DOWN buttons.
3. Press the ENTER button again to move the cursor to the Fan Setpoint and adjust the value as required. Please note
that the Setpoint value of 16.0 bar is recommended for R404A/R407A/R407F/R448A/R449A operation.
4. Press ENTER button once more to return the cursor to the ‘home’ position.
5. From screen B01, use the DOWN button to move to the next screen – B02.
6. At screen B02, the Refrigerant Type can be selected. The default refrigerant is set as R404A.
7. To change the refrigerant, press ENTER to move the cursor from the ‘home’ position to the refrigerant type.
8. Use UP or DOWN buttons to scroll to different refrigerants.
9. With required refrigerant selected, press ENTER button to return cursor to ‘home’ position.
10. Press ESC button repeatedly to return to Home screen.
11. The unit is now ready to run once the controller is set to ON.
IMPORTANT NOTE:
The only refrigerants which should be selected are R404A, R407A, R407F, R448A & R449A.