Buderus Logamax plus - Table of Contents

Contents
Logamax plus GB162-80 kW/100 kW - Subject to modifications resulting from technical improvements!4
Contents
1 General information . . . . . . . . . . . . . . . . . . . . . . . .6
2 Safety and general instructions . . . . . . . . . . . . . .7
2.1 Designated use . . . . . . . . . . . . . . . . . . . . . . .7
2.2 Hazard definitions . . . . . . . . . . . . . . . . . . . . .7
2.3 The following instructions must be observed .7
2.4 Heating system water quality . . . . . . . . . . . . .8
2.5 Pump test. . . . . . . . . . . . . . . . . . . . . . . . . . . .8
2.6 Freeze protection . . . . . . . . . . . . . . . . . . . . . .8
2.7 Tools, materials and further equipment . . . . .8
2.8 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
3 Regulations and guidelines . . . . . . . . . . . . . . . . .9
3.1 Massachusetts Installations Only: . . . . . . . . .9
4 Dimensions and connections . . . . . . . . . . . . . . .11
4.1 Without pump group. . . . . . . . . . . . . . . . . . .11
4.2 With pump group . . . . . . . . . . . . . . . . . . . . .12
5 Packaging and transportation . . . . . . . . . . . . . .13
5.1 Scope of delivery . . . . . . . . . . . . . . . . . . . . .13
5.2 Transporting the boiler . . . . . . . . . . . . . . . . .13
6 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
6.1 Requirements for the installation room . . . .15
6.2 Installing the boiler . . . . . . . . . . . . . . . . . . . .15
6.3 Water and Gas connection . . . . . . . . . . . . .17
6.4 Connecting the condensate drain pipe . . . .21
6.5 Combustion Air and Ventilation Openings . .22
6.6 Flue gas adapter . . . . . . . . . . . . . . . . . . . . .24
6.7 Installation of the Exhaust and Air Intake
system . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
7 Electrical connections . . . . . . . . . . . . . . . . . . . . .30
7.1 External connection board connections . . . .30
7.2 Installing function modules (accessories) . .33
7.3 Electrical wiring diagram . . . . . . . . . . . . . . .37
8 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
8.1 BC10 basic controller. . . . . . . . . . . . . . . . . .39
8.2 BC10 operating instructions. . . . . . . . . . . . .41
9 Start-up procedure . . . . . . . . . . . . . . . . . . . . . . . 45
9.1 Check for gas leaks . . . . . . . . . . . . . . . . . . 46
9.2 Fill the heating system . . . . . . . . . . . . . . . . 47
9.3 Fill the condensate trap with water . . . . . . . 48
9.4 Bleed the gas supply valve. . . . . . . . . . . . . 49
9.5 Check the air/flue gas connection . . . . . . . 49
9.6 Checking the appliance configuration . . . . 50
9.7 Measure the gas inlet pressure
(working pressure) . . . . . . . . . . . . . . . . . . . 50
9.8 Check and adjust the gas/air ratio . . . . . . . 52
9.9 Carry out a leakage test in operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 54
9.10 Measure the flue gases CO emissions. . . . 55
9.11 Carry out a function test . . . . . . . . . . . . . . . 56
9.12 Measure the ionization current . . . . . . . . . . 56
9.13 Test the Ignition Safety shut off device . . . 57
9.14 Boiler settings. . . . . . . . . . . . . . . . . . . . . . . 58
9.15 Final activities. . . . . . . . . . . . . . . . . . . . . . . 60
10 Shutting down the system. . . . . . . . . . . . . . . . . 61
10.1 Shut down the heating system using
the basic controller . . . . . . . . . . . . . . . . . . . 61
10.2 Shutting down the heating system if there
is a risk of freezing (interruption of use) . . . 61
10.3 Shutting down the heating system in
the event of an emergency. . . . . . . . . . . . . 61
11 Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
11.1 Prepare the heating system for inspection . 62
11.2 Carry out a visual check for general
signs of corrosion . . . . . . . . . . . . . . . . . . . . 63
11.3 Gas valve leakage test . . . . . . . . . . . . . . . . 63
11.4 Measure the ionization current . . . . . . . . . . 63
11.5 Measure the gas inlet pressure
(working pressure) . . . . . . . . . . . . . . . . . . . 64
11.6 Check and adjust the gas/air ratio . . . . . . . 64
11.7 Carry out a leakage test in operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 64
11.8 Measure the flue gases CO emissions. . . . 64
11.9 Fill the heating system . . . . . . . . . . . . . . . . 64
11.10 Check the air/flue gas connection . . . . . . . 64
12 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
12.1 Prepare the heating system for
maintenance. . . . . . . . . . . . . . . . . . . . . . . . 65
12.2 Remove the boiler door . . . . . . . . . . . . . . . 65
12.3 Clean the heat exchanger, burner and
condensate trap . . . . . . . . . . . . . . . . . . . . . 66
12.4 Check and adjust the gas/air ratio . . . . . . . 71
12.5 Function check . . . . . . . . . . . . . . . . . . . . . . 71