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CWH30/100
andrews CWH30/100 Installation, Operation And Maintenance Manual
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M6500
R
e
v
B
INST
ALLA
TION OPERA
TION AND MAINTENANCE MANUAL
Par
t number E281
MAXXo
High Efciency Condensing Stainless Steel Storage W
ater heaters
Please read and understand these instructions before commencing installation and leave this manual with the customer for future reference
CWH30/200, CWH30/300, CWH60/200, CWH60/300,
CWH90/200, CWH90/300, CWH120/200, CWH120/300
2
Table of Contents
Table of Contents
3
General and Safety Information
4
Safety Information
4
British Standards and Codes of Practice
4
Health and Safety Regulations 1993
4
Technical Details
6
Technical Parameters
6
Product Fiche
7
Heater Dimensions - 200 Litre Model
7
Heater Dimensions - 300 Litre Model
8
Installation
10
Description
10
Location
10
Water Quality and Treatment
11
Water Connections
11
Condense Drain
12
Typical Installations - CWH30/60 & CWH90/120
13
Gas Supply - Natural Gas
14
Gas Supply - Propane
14
Typical Bulk Storage Vessel Installation
15
Typical Cylinder Installation
15
Electrical Supply
16
Electrical Connection
16
Wiring Diagram
17
Temporary Water Heater Temperature Change
18
Circulation Pump and Storage Tanks
18
HWST Tank Dimensions and Wiring Diagram
19
Flue Systems
20
Flue Systems - CWH 90 & 120
24
Alternative Flue Systems - CWH 90 & 120
25
Standard Flue System Dimensions - CWH 90 & 120
26
Flue Systems - CWH 30
27
Flue System Positions and Distances
27
Flue System - Horizontal and Vertical Terminations
28
Air Supply and Ventilation Concentric Flue Systems
29
Alternative Flue Systems - CWH 30
30
Standard Flue System Dimensions - CWH 30
30
Air Supply and Ventilation - Concentric and Conventional Flue Systems
30
Air Supply and Ventilation Conventional Flue Systems
31
Heat Exchanger Configuration
32
Control Panel
32
Water Temperature Settings
33
Temperature Setting
33
Adjusting Temporary Temperature Change
33
Instructions for Commissioning
34
Filling the Water Heater
34
Commissioning - Natural Gas and Propane
34
CO 2 Adjustment
34
Control and Adjustment at Full Load
35
Control and Adjustment at Low Load
35
Decommissioning
35
Fault Codes
36
Blocking Faults
36
Lockout Faults
36
Maintenance
37
External, Internal & Cylinder Spares
38
Flue and Old Issue Spares
40
Parts List
42
Section 9 Dismantling Disposal and Recycling
43
Dismantling Disposal and Recycling
43
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Installation Guide, Operation And Maintenance Manual
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andrews CWH30/100 Specifications
General
Brand
andrews
Model
CWH30/100
Category
Water Heater
Language
English
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