Tecnoclima BESST/R 31 [29/40] Enabling the so and sei controls

ENABLING THE “SO” AND “SEI” CONTROLS”

DO THE FOLLOWING FROM THE CONTROL PANEL:

The operations described below must be carried out with the maximum care so as not to affect the equipment regular operation.

In case of errors or interpretation doubts, please WAIT 15 SECONDS WITHOUST PRESSING ANY KEYS.

To enable the SO and SEI controls, act as follows:

Power on the unit, by turning ON the main system circuit breaker and the main equipment switch”. If this is the first startup, the OFF

indication appears on the display. In this case, press the

key to bring the machine back to stand-by. At this point, the return

temperature value appears on the display.

HOW TO SET THE“SO” (ON-OFF) REMOTE CONTROL):

- Now press the

and keys simultaneously to access the user parameters. The “Par” indication appears on the display,

indicating access to user parameters.

- Now press the

key to access the CF menu.

- The CF indication appears on the display, indicating the remote control parameter menu.

Pressing the

key CF19 is displayed: with the arrow key move to CF20, which indicates the “SO” parameter, that is ON-OFF To

set the remote SO control, just press

reduce the value from 0 to –13 (minus 13); then confirm with the key.

- Press the

key, , until the return water temperature value appears on the display.

- Power off the machine to store the value. - Power on again and check with the key

HOW TO SET THE“SEI” (SUMMER-WINTER CYCLE SWITCHING) REMOTE CONTROL

- Now press the

and keys simultaneously to access the user parameters. The Par indication appears on the display,

indicating access to user parameters.

- Now press the key to access the CF menu.

- The CF indication appears on the display, indicating the remote control parameter menu.

- Pressing the SET

key CF19 is displayed, which indicates the “SEI” parameter, that is remote summer/winter switching. To enable

the remote control, just press

and reduce the value from 0 to -14 (minus 14) with the arrow keys; then confirm with the key .

- Press the

key, until the return water temperature value appears on the display.

FILLING AND EMPTYING THE SYSTEM

FILLING

– Before starting to fill the system, turn OFF the main system

circuit breaker.

- Check if all the equipment and system drain cocks are closed

- Open all the equipment, system and respective terminals vent

valves