Instruction manual BFC 37
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3.11.1 Procedure for checking the supply pressure
To check the supply pressure, proceed as follows:
1. Isolate (10.3 "
Isolating the water heater from the mains") the appliance from
the power supply.
2. Carefully remove the covers from the appliance.
3. The electrical section is now visible.
BFC 28 to 60
4. There is a test nipple before the gas control valve (for natural gas
appliances) or before the pressure-reducing valve (for LPG appliances) so
that the supply pressure can be measured.
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.
BFC 80 to 120
5. The gas control valve has a test nipple that can be used for measuring the
supply 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.
6. Open the gas supply and vent the gas supply line via the test nipple.
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