Table Of Contents - Vaillant ecoMAX 665 Installation And Maintenance Manual

Contents
Information on the documentation ...........................
Other relevant documentation and service aids ...........
Service aids .............................................................................
Attachment and storage of the documents ...................
Symbols used ..........................................................................
1 Description of the appliance ........................... 4
1.1 Design .......................................................................... 4
1.3 Data badge ..................................................................
1.4 CE mark .......................................................................
1.5 Intended use ...............................................................
1.6 Declaration of conformity ....................................... 6
2 Safety instructions and regulations ..............
2.1 Safety instructions ...................................................
2.1.1 Installing and setting the appliance .....................
2.1.2 Smell of gas ................................................................
2.1.3 Changes to the surroundings of the boiler ........
2.2 General requirements ..............................................
2.2.1 Preliminary remarks for roomsealed appliances
2.2.2 Related documents ...................................................
3 Mounting ............................................................ 8
3.1 Scope of delivery and accessories ....................... 8
3.2.1 Select position of boiler .......................................... 9
3.2.2 Unpack the boiler ...................................................... 9
3.2.3 Using boiler template ............................................... 9
3.4 Required minimum gaps/assembly clearances . 11
3.5 Mounting the appliance ........................................... 11
3.6 Removing/Attaching the appliance casing ......... 11
4 Installation ......................................................... 12
4.1 Preparing the installation ....................................... 12
4.2 Technical instructions for the heating system .. 12
4.2.1 Connection to heating system via a low loss
header .......................................................................... 12
4.3 Technical instructions for recharging ................. 13
4.4 Gas connection .......................................................... 13
4.5 Heating side connection .......................................... 13
4.6.1 Flue termination ........................................................ 14
4.6.2 Flue pipe ...................................................................... 14
4.7 Condensate discharge ............................................. 15
4.8 Electrical connection ................................................ 15
4.8.1 Mains connection ...................................................... 16
4.8.2 Connecting controllers ............................................ 16
4.8.3 Connecting accessories and external system
components ................................................................ 16
4.8.4 Connection diagram ................................................. 18
4.8.5 Wiring diagram .......................................................... 19
5 Putting the boiler into service ........................ 20
5.1 Water circulation system ........................................ 20
5.1.1 Treating the heating water..................................... 20
5.1.2 Heating side filling and bleeding ........................... 20
5.1.3 Final system flush ("Hot") ...................................... 20
5.1.4 Filling the siphon ....................................................... 21
5.2 Checking the gas setting ......................................... 21
5.2.1 Factory gas setting ................................................... 21
2
3 5.2.2 Gas inlet working pressure ..................................... 21
3 5.2.3 Checking the CO
3 needed (air ratio setting) ........................................ 22
3 5.3 Functional test ........................................................... 23
3 5.4 Instructing the user .................................................. 23
5.4.1 Instructing the user about the heating system . 24
5.4.2 Vaillant warranty ........................................................ 24
5 6 Adapting the appliance to the heating
5 system ................................................................ 25
5 6.1 Setting central heating output (range rating) ... 25
6.2 Setting the pump over-run time ........................... 26
6.3 Setting the burner anti-cycle time ....................... 26
7 6.4 Adapting the appliance to larger flue pipe
7 lengths ......................................................................... 26
7
7 7 Inspection and maintenance ........................... 27
7 7.1 Inspection and maintenance intervals ................. 27
7 7.2 Inspection and maintenance instructions ........... 27
7 7.2.1 Servicing the compact thermal module .............. 29
7 7.2.2 Clean the heat exchanger ...................................... 30
7.2.3 Cleaning the condensate paths and siphon ....... 30
7.2.4 Checking the burner ................................................. 30
7.3 Draining the appliance and the system ............... 31
7.3.1 Draining the appliance ............................................. 31
7.3.2 Draining the entire system ..................................... 31
7.3.3 Cleaning the air separator ...................................... 31
7.4 Filling and venting the system ............................... 31
7.5 Checking the gas rate check .................................. 31
7.6 Test operation............................................................ 31
8 Troubleshooting ................................................ 32
8.1 Diagnostics ................................................................. 32
8.1.1 Status codes ............................................................... 32
8.1.2 Diagnosis codes ......................................................... 33
8.1.3 Error codes ................................................................. 34
8.1.4 Error memory ............................................................ 34
8.1.5 Test programs ............................................................ 36
9 Vaillant Service ................................................. 36
10 Recycling and disposal ..................................... 36
10.1 Appliance ..................................................................... 36
10.2 Packaging .................................................................... 36
11 Technical data ................................................... 37
Benchmark gas boiler commissioning checklist .... 38
Installation and maintenance manual ecoMAX 665 / 0020020159_03
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