A.O. Smith GWV - 120 Installation And Service Manual page 39

is
3.11.4
Instruction manual GWV
3. Cover the opening of the adjusting screw and check the burner pressure
against the value given in the gas table
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
È WEEK 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.
Caution
Failure to wait until the fan stops can cause damage to the appliance.
9. Finish off (3.11.4 "Finalising").
Finalising
1. Shut off the gas supply.
2. Disconnect the two pressure gauges and retighten the sealing screws in the
test nipples in the gas controls.
3. Put the front panel back.
Note
Before starting the appliance up, 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.
(3.4.3 "Gas data").
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