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Instruction manual BFC 39
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3. The electrical section is now visible.
4. The gas control valve has a test nipple that can be used for measuring the
gas control valve pressure. This test nipple has a sealing screw. Loosen the
sealing screw by a few turns. Do not completely loosen it as it can be difficult
to retighten.
5. Open the gas supply.
6. Connect a pressure gauge to the test nipple.
7. Switch on the power to the appliance using the isolator on the appliance.
8. Switch the controller ON by setting the 0/I switch to position I .
The display will now show INTERNAL CHECK for about 10 seconds, and
will then go to the main menu.
9. Select
SERVICE OPERATION
,
FULL LOAD
from the service menu.
10. Confirm with .
The display shown here will appear.
The appliance is now in "PARTIAL LOAD" mode and will ignite.
11. You must wait about 1 minute after the display shows the text
RUNNING
before reading the dynamic pressures (the fan needs this time to get up to
full speed, so that a reliable reading can be obtained).
12. Use the pressure gauge to read the pressure and compare it against the
value from the gas table (3.4.3 "
Gas data").
13. If necessary, adjust the gas control valve pressure using the reducing
valve's adjuster screw (2) until the value is within the range listed in the table
INTERNAL CHECK
SERVICE MENU
SERVICE INTERVAL
»SERVICE OPERATION
È ANTI LEGIONELLA
SERVICE OPERATION
FULL LOAD
»PARTIAL LOAD
39


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Others manual(s) of A.O. Smith BFC80

A.O. Smith BFC80 Usermanual and installation guide - German - 100 pages

A.O. Smith BFC80 User Manual - Dutch - 116 pages

A.O. Smith BFC80 Manual - Dutch - 2 pages


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