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ecoMAX 665
Vaillant ecoMAX 665 User Manual
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For the installer
ecoMAX 665
Installation and maintenance manual
ecoMAX
Wall hung room sealed fan assisted condensing boiler
GB
2
Table of Contents
Default Chapter
2
Table of Contents
2
Information on the Documentation
3
Other Relevant Documentation and Service Aids
3
Service Aids
3
Attachment and Storage of the Documents
3
Symbols Used
3
1 Description of the Appliance
4
Design
4
Data Badge
5
CE Mark
5
Intended Use
5
Declaration of Conformity
6
2 Safety Instructions and Regulations 2
7
Safety Instructions
7
Installing and Setting the Appliance
7
Smell of Gas
7
Changes to the Surroundings of the Boiler
7
General Requirements
7
Preliminary Remarks for Roomsealed Appliances
7
Related Documents
7
3 Mounting
8
Scope of Delivery and Accessories
8
Select Position of Boiler
9
Unpack the Boiler
9
Using Boiler Template
9
Required Minimum Gaps/Assembly Clearances
11
Mounting the Appliance
11
Removing/Attaching the Appliance Casing
11
4 Installation
12
Preparing the Installation
12
Technical Instructions for the Heating System
12
Connection to Heating System Via a Low Loss Header
12
Technical Instructions for Recharging
13
Gas Connection
13
Heating Side Connection
13
Flue Termination
14
Flue Pipe
14
Condensate Discharge
15
Electrical Connection
15
Mains Connection
16
Connecting Controllers
16
Connecting Accessories and External System Components
16
Connection Diagram
18
Wiring Diagram
19
5 Putting the Boiler into Service
20
Water Circulation System
20
Treating the Heating Water
20
Heating Side Filling and Bleeding
20
Final System Flush ("Hot")
20
Filling the Siphon
21
Checking the Gas Setting
21
Factory Gas Setting
21
Gas Inlet Working Pressure
21
Checking the CO Content and Adjusting It if Needed (Air Ratio Setting)
22
Functional Test
23
Instructing the User
23
Instructing the User about the Heating System
24
Vaillant Warranty
24
Adapting the Appliance to the Heating System 6
25
Setting Central Heating Output (Range Rating)
25
Setting the Pump Over-Run Time
26
Setting the Burner Anti-Cycle Time
26
Adapting the Appliance to Larger Flue Pipe Lengths
26
Inspection and Maintenance 7
27
Inspection and Maintenance Intervals
27
Inspection and Maintenance Instructions
27
Servicing the Compact Thermal Module
29
Clean the Heat Exchanger
30
Cleaning the Condensate Paths and Siphon
30
Checking the Burner
30
Draining the Appliance and the System
31
Draining the Appliance
31
Draining the Entire System
31
Cleaning the Air Separator
31
Filling and Venting the System
31
Checking the Gas Rate Check
31
Test Operation
31
Troubleshooting
32
Diagnostics
32
Status Codes
32
Diagnosis Codes
33
Error Codes
34
Error Memory
34
Test Programs
36
Vaillant Service
36
Recycling and Disposal
36
Appliance
36
Packaging
36
Technical Data 11
37
Benchmark Gas Boiler Commissioning Checklist
38
4
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Vaillant ecoMAX 665 Specifications
General
Mounting
Wall-mounted
Fuel Type
Gas
Boiler Type
Condensing
Fuel
Natural Gas
Water Pressure
3 bar
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