Draining
44
Instruction manual BFC
6
gis
6.1
Draining unvented
installations
1. Activate the
MENU
with
.
2. Position the cursor in front of
OFF
.
3. Confirm
OFF
with
.
4. Wait until the fan has stopped. The symbol is then dimmed.
Caution
Failure to wait until the fan stops purging can cause damage to the
appliance.
5. Switch the appliance
OFF (position 0) using the ON/OFF switch on the
control panel.
6. Isolate the water heater from the power supply by putting the isolator
between the appliance and the mains power supply to position 0.
7. Shut off the gas supply (10).
8. Close the stop valve (11) in the hot water pipe.
9. Close the supply valve (4) in the cold water supply (A).
10. Open the drain valve (9).
11. Bleed the appliance (or installation) so that it drains completely.
6.2
Draining vented
installations
1. Activate the
MENU
with
.
2. Position the cursor in front of
OFF
.
3. Confirm
OFF
with
.
4. Wait until the fan has stopped. The symbol is then dimmed.
Caution
Failure to wait until the fan stops purging can cause damage to the
appliance.
5. Switch the appliance OFF (position 0) using the ON/OFF switch on the
control panel.
MENU
»OFF
^ ON
È WEEK PROGRAM
n
min
0063
O
I
IMD-0423 R0
Summary of Contents for cyclone BFC - 80
Page 2: ...www aosmithinternational com your installer...
Page 4: ...4 Instruction manual BFC gis...
Page 8: ...Table of contents 8 Instruction manual BFC...
Page 12: ...Introduction 12 Instruction manual BFC 1 gis...
Page 27: ...Instruction manual BFC 27 is Types of appliances IMD 0468 R0 C43 C13 C53 B23 C33...
Page 46: ...Draining 46 Instruction manual BFC 6 gis...
Page 52: ...Status of the appliance 52 Instruction manual BFC 8 gis...
Page 56: ...Shutting down 56 Instruction manual BFC 10 gis...
Page 82: ...Maintenance frequency 82 Instruction manual BFC 14 is...
Page 92: ...Appendices 92 Instruction manual BFC 17 is...
Page 94: ...Instruction manual BFC 94...