D2CND024A1AA + D2CND024A4AA + D2TND012A4AA +
D2TND018A4AA + D2TND024A4AA
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
.... 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
...................................17
................................................... 17
4.6 Return Hydroblock( Pump Group) Removal .....17
4.6.1 3 Way Valve Motor (Stepper Motor) Removal ... 18
4.6.2 Water Pressure Sensor Removal .....................19
....19
..........................19
...........................19
4.8 Syphon Part Removal ..........................................20
4.9 Plate Heat Exchanger Removal
...........................................20
................................ 21
.......................................................22
...............22
.....................................22
5 INSTALLATION INFORMATIONS 23
............................23
Gas ........................................................................23
...................24
6 COMMISSIONING 24
..................................24
.........................25
6.3 To check for gas leakage ....................................25
.......................................25
....................25
....................................................25
............25
7 OPERATION 26
....................................................... 26
................................................26
7.1.2 LCD screen ........................................................... 26
.........................................................26
.............................................................26
7.1.5 Stand-by ...............................................................26
7.1.6 Flame ....................................................................26
7.1.7 Error ......................................................................26
...................................27
...................... 27
... 27
..............................................................27
7.3.1 Home Screen ........................................................ 27
..................................27
.................. 27
7.4.1 Stand-by Mode .....................................................27
7.4.2 Summer Mode ......................................................27
.........................................................27
................................. 27
........................................................ 27
......................28
...................... 28
............................................................28
room thermostat (DOTT) .....................................28
.................................... 28
........................29
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.......29
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7.10.1 Info Menu .............................................................. 30
...........................................31
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...32
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.....33
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......35
technology system ..............................................35
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7.10.9 Error Parameters (E) ............................................37
......................................................38
38
......... 38
................... 38
...............39
(Delta-T control) ...................................................39
9 OPTIONAL PARTS 39
.......................................39
....................................................39
................................39
........................................... 40
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