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XL70
Atag XL70 User Manual
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8G.51.19.08 / 05.18
Changes reserved.
Installation & Servicing
Instructions
These instructions are to be retained by the user
.
XL70
XL110
XL140
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
4
2 Regulations
7
3 Scope of Delivery
9
4 Description
10
5 Installation and Mounting
11
Wall-Mounted in Line
12
Free-Standing in Line
13
Free-Standing Back to Back
14
Connecting the Boiler
15
6 Hydraulic and Gas Line System
16
Heating System
16
Expansion Vessel
17
Water Quality
17
Gas Line
19
Condensate Drain
20
Hot Water Supply
22
7 Flue Gas System
23
Parallel Boiler Connection
24
Concentric Boiler Connection
24
Connecting The Flue Gas Outlet/Air Supply System
25
Individual Flue Gas Outlet
25
Collective Flue Gas Outlet
28
Condensate Vent Collective Flue Gas System
31
8 Electrical Connections
32
External Controls
34
Wiring Diagram
36
9 Boiler Control
38
Operational Status
39
Operation
39
Commissioning
40
Filling Heating System
43
10 Basic Settings
44
11 Parameters
46
Activate Factory Settings
50
12 Put out of Operation
50
13 Inspection and Maintenance
51
Maintenance Intervals
51
Checks Prior to Commissioning
51
Pollution Check
52
Control O
53
Maintenance Activities
54
Counter Running Hours
57
Warranty
57
14 Error Report
58
Annex A Technical Specifications
59
Annex B System Water Additives
60
Annex C Dimensions
61
Annex D Resistance Table Sensors
66
Annex E Declaration of Conformity
67
Annex Benchmark Commissioning Checklist and Service Record
68
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Atag XL70 Specifications
General
Weight
68kg
ERP Rating
A
Condensing boiler
Yes
Boiler Type
Combination boiler
Mounting
Wall Mounted
Fuel
Natural Gas
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