Ao-smith BFC - 28 User Manual Page 41
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- TROUBLESHOOTING
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Draining the appliance
Release R.1.3 UK 41
gis
4.3 Draining the
appliance
4.3.1 Draining unvented installations
Some service activities require the appliance to be drained. The procedure is as
follows:
1. Activate the MENU with B.
2. Use H and L to place the cursor beside
OFF. See Figure 4.2.
3. Confirm
OFF with E.
4. Wait until the fan has stopped. The
S icon is then dimmed.
cNote
Failure to wait until the fan stops can cause damage to the appliance.
5. Turn the appliance OFF (position 0) using the ON/OFF switch on the
control panel. See Figure 4.3.
6. Disconnect the appliance by putting the mains switch between the appliance
and the mains power supply to position 0.
7. Shut off the gas supply h.
8. Close the stop valve i in the hot water pipe.
9. Close the supply valve of the cold water supply a.
10. Open the drain valve g.
11. Bleed the appliance (or installation) so that it drains completely empty.
4.3.2 Draining vented installations
Some service activities require the appliance to be drained. The procedure is as
follows:
1. Activate the
MENU with B.
2. Use H and L to place the cursor beside
OFF. See Figure 4.2.
3. Confirm
OFF with E.
4. Wait until the fan has stopped. The
S icon is then dimmed.
cNote
Failure to wait until the fan stops can cause damage to the appliance.
5. Turn the appliance OFF (position 0) using the ON/OFF switch on the
control panel. See Figure 4.3.
6. Disconnect the appliance by putting the mains switch between the appliance
and the mains power supply to position 0.
7. Shut off the gas supply h.
8. Close the stop valve i in the hot water pipe.
9. Close the stop valve between the water cistern and the cold water inlet.
10. Open the drain valve g.
11. Bleed the appliance (or installation) so that it drains completely empty.
MENU
»OFF
^ ON
È WEEK PROGRAM
Figure 4.2 Main menu
Figure 4.3 ThermoControl
0
I
- Installation 1
- User and 1
- Service Manual 1
- Release R.1.3 UK 1
- 4 Instruction Manual BFC 4
- Table of contents 5
- 8 Instruction Manual BFC 8
- 1 Introduction 9
- Release R.1.3 UK 11 11
- 1.7 Overview of this 11
- 12 Instruction Manual BFC 12
- 2 Functioning of the 13
- 2.3 The appliance’s 14
- 2.4 Protection for the 14
- 14 Instruction Manual BFC 14
- Release R.1.3 UK 15 15
- 2.4.2 Gas control 15
- 2.4.3 Fan 15
- 2.4.4 Pressure switch 15
- 3 Installation 17
- Release R.1.3 UK 19 19
- 20 Instruction Manual BFC 20
- 3.4 Technical 20
- Release R.1.3 UK 21 21
- Table 3.4 Dimensions 21
- 22 Instruction Manual BFC 22
- Release R.1.3 UK 23 23
- Table 3.6 Gas data 23
- 3.5 Installation diagram 23
- Gas category dataII 23
- 24 Instruction Manual BFC 24
- 28 Instruction Manual BFC 28
- Release R.1.3 UK 29 29
- Release R.1.3 UK 31 31
- 3.10.3 Mains voltage 31
- A) of the power cables to 32
- A) to terminal 15 33
- 34 Instruction Manual BFC 34
- MENU is not displayed: 35
- ») beside OFF 35
- 36 Instruction Manual BFC 36
- Release R.1.3 UK 37 37
- 38 Instruction Manual BFC 38
- 4 Filling and draining 39
- 40 Instruction Manual BFC 40
- S icon is then dimmed 41
- 42 Instruction Manual BFC 42
- 5 The control panel 43
- 6 Status of the 45
- 46 Instruction Manual BFC 46
- 6.3 Error conditions 46
- Release R.1.3 UK 47 47
- 6.4 Service condition 47
- 48 Instruction Manual BFC 48
- 7 Starting up and 49
- W icon is activated 51
- S icon is activated 51
- D icon is activated 51
- S and D icons are dimmed 51
- O icon is activated 51
- 52 Instruction Manual BFC 52
- 8 Main menu 53
- PROGRAM ACTIVATED 55
- 56 Instruction Manual BFC 56
- Release R.1.3 UK 57 57
- 58 Instruction Manual BFC 58
- Release R.1.3 UK 59 59
- 60 Instruction Manual BFC 60
- 8.6 Extra period 60
- 8.6.1 Introduction 60
- Release R.1.3 UK 61 61
- 8.7 Settings 61
- 8.7.1 Introduction 61
- 8.7.2 Setting menu language 61
- 62 Instruction Manual BFC 62
- 8.7.3 Setting day and time 62
- Release R.1.3 UK 63 63
- 64 Instruction Manual BFC 64
- 9 Service program 65
- 68 Instruction Manual BFC 68
- 10 Troubleshooting 69
- Release R.1.3 UK 71 71
- Release R.1.3 UK 72 72
- Release R.1.3 UK 73 73
- Release R.1.3 UK 74 74
- Release R.1.3 UK 75 75
- Release R.1.3 UK 76 76
- Release R.1.3 UK 77 77
- Release R.1.3 UK 78 78
- Release R.1.3 UK 79 79
- Release R.1.3 UK 80 80
- Release R.1.3 UK 81 81
- Release R.1.3 UK 82 82
- 11 Maintenance 83
- 84 Instruction Manual BFC 84
- 12 Maintenance 85
- 86 Instruction Manual BFC 86
- IMD-0080 87
- 13 Warranty (Certificate) 89
- A Appendices 91
- 92 Instruction Manual BFC 92
- A.2 Electrical diagram 92
- Release R.1.3 UK 93 93
- A.3 Week program card 93
- Release R.1.3 UK 94 94
- IX Index 95
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