3

Installation

is

9.Use the pressure gauge to read the supply pressure at 1nipple

(1) (3.4.3 "Gas data").

Note

Consult the mains gas supply company if the supply pressure is not correct.

10.Use the pressure gauge to read the burner pressure at nipple

(2) (3.4.3 "Gas data").

If the burner pressure is not correct and the appliance is fitted with a blank plate, you will not be able to adjust the pressure. Finalise (3.11.4 "Finalising"), and in this case, consult your installation engineer or supplier.

If the appliance is indeed fitted with a burner pressure regulator, the pressure can be adjusted as described in the procedure (3.11.3 "Adjusting the pressure").

3.11.3Adjusting the pressure

1.Remove the cap (4) from the burner pressure regulator (3).

2.Correct the burner pressure by turning the adjusting screw (5), depending on the correction required:

-Adjustment screw anticlockwise: burner pressure decreases.

-Adjustment screw clockwise: burner pressure increases.

3.Cover the opening of the adjusting screw and check the burner pressure against the value given in the gas table (3.4.3 "Gas data").

4.If the pressure is not set correctly, repeat the preceding steps until the correct pressure is attained.

5.Fit the cap (4) back on the burner pressure regulator.

6.Activate the "OFF mode" of the electronic controller:

MENU »OFF ^ ON

ÈWEEK PROGRAM

7.If the MENU is not displayed: press .

-Use and to place the cursor beside OFF.

-Confirm with .

8.Wait until the fan has stopped, and switch the electronic controller off.

Attention

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

9.Finish off (3.11.4 "Finalising").

3.11.4Finalising

1.Shut off the gas supply.

2.Disconnect the two pressure gauges and retighten the sealing screws in the test nipples.

3.Replace the cover.

Note

Before starting-up the appliance, take time to fill in the warranty card

supplied with the appliance. This enables us to guarantee the quality of our systems, and to further enhance our warranty procedure.

Please return this card as soon as possible. Your customer will then receive a warranty certificate with our warranty conditions.

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Instruction manual BFC

Page 38
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A.O. Smith BFC - 60, BFC - 30 service manual Adjusting the pressure, Gas data, Finish off 3.11.4 Finalising

BFC - 30, BFC - 60 specifications

A.O. Smith is a well-regarded name in the water heating industry, known for producing innovative and efficient water heaters. Among their renowned products are the BFC - 60 and BFC - 30 models, which have gained popularity for their performance and reliability.

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