D2CND028A1AA + D2CND028A4AA + D2CND035A1AA +
D2CND035A4AA + D2TND028A4AA + D2TND035A4AA
Wall-mounted condensing boiler
ESIE17 - 09 / 2017.11
Servicing manual
3
Table of Contents
Table of Contents
1 GENERAL INFORMATIONS 4
1.1 Symbols on the package ...................................4
............................................... 4
2 APPLIANCE INFORMATIONS 4
...................4
.............................................................. 5
........ 6
........................................7
.......................................................8
3 MAINTENANCE 9
annually .....................................................................9
3.2 Important notes .....................................................9
3.3 Spare parts ...............................................................9
.......9
............................... 9
...............10
4 PART REPLACEMENT 10
........................................... 10
..................................... 10
..........................10
..................................... 11
4.3 Cable Group Removal ......................................12
4.4 Fan Group Removal ........................................... 14
.....15
...............................16
..................................................16
4.6 Return Hydroblock( Pump Group)
Removal ................................................................... 17
4.6.1 3 Way Valve Motor (Stepper Motor)
Removal .................................................................17
....................18
....18
4.8 Syphon Part Removal .......................................19
...........................19
4.10 Plate Heat Exchanger Removal
(Only C- Model) ....................................................20
........................................................20
.................................21
5 INSTALLATION INFORMATIONS 22
......................22
Type of Gas ............................................................22
........... 23
6 COMMISSIONING 23
.............................. 23
..................24
...................................24
............24
...................................................24
...24
7 OPERATION 25
.......................................................25
..26
..............26
................................................................26
.........26
............... 27
..............27
......................28
...................................28
......................................................28
...................................................29
.........................................30
Parameters .............................................................30
...................................31
Parameters .............................................................31
.................32
parameters (P). ..................................................... 32
..........................................33
................................33
..............33
...................................33
Temperature ..........................................................34
...34
............................ 35
................................36
7.10.9 Error Parameters (E) .........................................36
......................................................37
8 SAFETY OPERATION
37
................................................................37
..........37
......38
(Delta-T control) ................................................... 38
................................. 38
9 OPTIONAL PARTS 38
....................................38
....................................................38
...........................38
........................................39
.................. 39
....39
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