Buderus Logano GA244 Installation, Operation And Maintenance Manual page 31

Placing the Boiler in Operation
Item. 1) clockwise to "OFF".
Shut off the main gas piping shut-off valve.
Disconnect all electric power to the appliance and
call your service technician or gas supplier.
15. Turn the gas control knob (Fig. 29, Item. 1)
counterclockwise to "OFF".
16. Shut the main gas piping shut-off valve.
17. Turn off electric power to the appliance, and set the
thermostat to the lowest setting.
18. Remove the pressure test fittings from the gas
supply and manifold pressure tabs in the gas control
and replace the plugs.
19. Repeat steps 1 to 6, and 13 to place the appliance
back in operation. Check the plugs in the gas control
with a soap and water solution. If no leaks are found
go to step 21. If any leaks are found, shut off the
main gas piping shut-off valve and turn off all electric
power to the appliance and turn the gas control knob
clockwise to "OFF" (Fig. 29, Item. 1).
20. Repair leaks. Open the main gas shutoff valve and
repeat step 19.
21. Wash off the soap and water solution used to test for
leaks to ensure no corrosive effects from the soap.
22. Check the high limit aquastat operation to ensure
that it shuts off the boiler when the boiler water
temperature reaches the setpoint of the aquastat.
Records fill in on form found on page 33.
23. Replace the front boiler jacket panel.
We reserve the right to make any changes due to technical modifications!
Installation, Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 • Issue 02/2004
1
Fig. 29 Gas control valve
Item. 1: Gas control knob
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
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