7

Starting up and shutting down

gis

 

Shut the appliance down for a longer period.

7.3.1Shut the appliance down for a brief period (“OFF mode”)

OFF

13:45 Thursday 6ÉC

FROST PROTECTION ACTIVATED

Figure 7.5 Frost protection

To shut the appliance down for a brief period, you must activate the frost protection.

With the frost protection you can prevent water freezing in the appliance. Activate the frost protection as follows:

1.Press button Bto select the main menu.

2.Using Hand Lposition the cursor (») beside OFF. Confirm with E.

7.3.2

MENU »OFF ^ ON

È WEEK PROGRAM

Figure 7.6 Main menu

0

I

Figure 7.7 ThermoControl

The frost protection cuts in if the water temperature drops below 5°C. The text FROST will then appear on line one of the display The appliance will heat the water to 20°C (Tset) before dropping back to OFF mode.

nRemark

These values of 5°C and 20°C cannot be adjusted.

Disconnect the appliance from the mains

The appliance should only be disconnected from mains power in the correct way. The correct procedure is as follows:

1.Activate the MENU with B.

2.Use Hand Lto position the cursor beside OFF. See Figure 7.6.

3.Confirm OFF with E.

4.Wait until the fan has stopped. The S icon is then dimmed.

cNote

Failure to wait until the fan stops can cause damage to the appliance.

5.Turn the appliance OFF (position 0) using the ON/OFF switch on the control panel. See Figure 7.7.

6.Disconnect the appliance by putting the mains switch between the appliance and the mains power supply to position 0.

7.3.3Shut the appliance down for a longer period

Drain the appliance, if you are shutting it down for a longer period of time. Proceed as follows:

1.Disconnect the appliance from the mains as described in paragraph 7.3.2.

2.Shut off the gas supply.

3.Close the stop valve in the hot water pipe.

4.Open the drain valve.

5.Bleed the appliance (or installation) so that it drains completely empty.

50

Instruction Manual BFC

Page 50
Image 50
A.O. Smith 28 30 50 60 Shut the appliance down for a brief period OFF mode, Disconnect the appliance from the mains