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CWH 90/302
andrews CWH 90/302 Manuals
Manuals and User Guides for andrews CWH 90/302. We have
1
andrews CWH 90/302 manual available for free PDF download: Installation And Maintenance Manual
andrews CWH 90/302 Installation And Maintenance Manual (84 pages)
High effi ciency condensing stainless steel storage water heater
Brand:
andrews
| Category:
Water Heater
| Size: 4.91 MB
Table of Contents
Table of Contents
3
1 General & Safety Information
4
Description of Heater
4
For Whom Is this Manual Intended
4
Symbols Used in this Guide
5
2 Safety
6
Usage and Competency
6
General Safety
6
Regulations and Standards
7
CE Marking
8
3 Technical Data
9
Product Fiche
10
Performance Data
11
General Dimensions and Connections
12
System Schematic Examples
13
Wiring Diagrams
18
4 Installation
20
Locating the Heater
20
Removing the Door and Inner Cover
20
Cold Water Supply
22
Unvented Design
23
Secondary Return Design (DHW Circulation Pump)
24
Condensate Disposal
25
Flue Systems and Ventilation
26
Maximum Fl Ue Lengths
35
Gas Connections
36
Electrical & Communication Connections
37
5 Commissioning
39
Filling and Removal of Air
39
Commissioning of Heat Engine
40
Conversion to LPG
46
Frost Protection and Legionella
48
Final Checks and User Handover
50
Fault Finding
51
6 Maintenance
52
Routine Inspection Intervals & Requirements
52
Removing and Changing Components
59
Flushing/Descaling the Heat Exchangers
69
Component Parts Illustrations
70
Recommended Spares Requirements
78
Error Codes
79
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