Glow-worm ENERGY 25c, Installation And Maintenance Instructions Manual, Page: 2 / 52

Contents
2
Installation and maintenance instructions ENERGY 0020177746_03
Contents
1 Safety .................................................................... 4
1.1 Action-related warnings ......................................... 4
1.2 Risk caused by inadequate qualifications.............. 4
1.3 Intended use .......................................................... 4
1.4 General safety information .................................... 4
1.5 Regulations (directives, laws, standards) .............. 6
2 Notes on the documentation .............................. 7
2.1 Observing other applicable documents ................. 7
2.2 Storing documents................................................. 7
2.3 Validity of the instructions...................................... 7
2.4 Benchmark............................................................. 7
3 Product description............................................. 7
3.1 Compartment Ventilation ....................................... 7
3.2 Information on the identification plate.................... 7
3.3 Functional elements: Combination unit ................. 8
3.4 CE label ................................................................. 8
4 Set-up.................................................................... 8
4.1 Transporting the unit.............................................. 8
4.2 Unpacking the product........................................... 8
4.3 Checking the scope of delivery.............................. 8
4.4 Dimensions ............................................................ 9
4.5 Minimum clearances.............................................. 9
4.6 Using the mounting template................................. 9
4.7 Wall-mounting the product..................................... 9
4.8 Removing/installing the front casing.................... 10
4.9 Removing/installing the side section ................... 10
5 Installation.......................................................... 11
5.1 Checking the gas meter....................................... 11
5.2 Gas and water connections ................................. 11
5.3 Connecting the drain pipework for the
expansion relief valve .......................................... 12
5.4 Connecting the condensate discharge pipe ........ 12
5.5 Electrical installation ............................................ 13
6 Operation............................................................ 15
6.1 Using diagnostics codes...................................... 15
6.2 Displaying the status codes................................. 15
6.3 Using check programmes.................................... 16
7 Start-up ............................................................... 16
7.1 Carrying out the initial start-up............................. 16
7.2 Checking the type of gas ..................................... 16
7.3 Checking the factory setting ................................ 16
7.4 Checking and treating the heating water/filling
and supplementary water .................................... 16
7.5 Avoiding danger arising from insufficient water
pressure............................................................... 17
7.6 Switching on the product ..................................... 18
7.7 Filling and purging the heating installation .......... 18
7.8 Filling the condensate siphon .............................. 18
7.9 Filling the hot water circuit ................................... 18
7.10 Checking and adjusting the gas settings ............. 18
7.11 Checking leak-tightness ...................................... 20
8 Adapting the unit to the heating
installation.......................................................... 21
8.1 Burner anti-cycling time ....................................... 21
8.2 Setting the pump output....................................... 21
8.3 Setting the bypass valve...................................... 22
8.4 Setting the hot water temperature ....................... 22
9 Handing the product over to the end user ...... 22
10 Inspection and maintenance ............................ 22
10.1 Using original seals.............................................. 22
10.2 Observing inspection and maintenance
intervals ............................................................... 22
10.3 Procuring spare parts .......................................... 23
10.4 Checking the CO
₂
content ................................... 23
10.5 Setting the CO
₂
content ....................................... 23
10.6 Removing the gas-air mixture unit....................... 24
10.7 Cleaning the heat exchanger............................... 24
10.8 Checking the burner ............................................ 25
10.9 Checking the ignition electrode ........................... 25
10.10 Cleaning the condensate siphon ......................... 25
10.11 Cleaning the filter in the cold water inlet.............. 25
10.12 Cleaning the heating filter.................................... 25
10.13 Installing the gas-air mixture unit......................... 26
10.14 Draining the product ............................................ 26
10.15 Checking the admission pressure of the
expansion vessel ................................................. 26
10.16 Completing inspection and maintenance work .... 26
10.17 Checking the product for leak-tightness .............. 26
11 Troubleshooting ................................................ 26
11.1 Rectifying faults ................................................... 26
11.2 Calling up the fault memory................................. 26
11.3 Deleting the fault memory.................................... 26
11.4 Resetting parameters to factory settings ............. 26
11.5 Preparing the repair work .................................... 26
11.6 Replacing defective components......................... 26
11.7 Checking the product for leak-tightness .............. 29
12 Decommissioning the product......................... 29
13 Customer service............................................... 29
Appendix ............................................................................ 30
A
Check programmes
–
Overview ....................... 30
B Overview of diagnostics codes........................ 30
C Status codes
–
Overview .................................. 34
D Overview of fault codes .................................... 35
E Wiring diagram: Combi boiler .......................... 37
F Wiring diagram: Combi boiler (35 kW) ............ 38
G Inspection and maintenance work
–
Overview............................................................. 39
H Position of the opening in the air/flue pipe..... 40
H.1 Positioning of the opening of a fan-supported
flue gas pipe ........................................................ 40
H.2 Horizontal terminal positioning ............................ 41
I Commissioning Checklist................................. 42