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installation manual
Models:
CXSi 110
H CXSi 120
H CXSi 140
H CXSi 160
H CXSi 180/H
H-180/H
1
1
36
36
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36 pages, 3.46 Mb
Installers guide to commercial central heating boilers
BOILERS
Concord
CXSi 1
10/H-180/H
INST
ALLA
TION
MANUAL
& SER
VICING
157294-3.pmd
11/8/2005, 9:58 AM
1
Contents
Main
Page
Page
CONTENTS
INTRODUCTION CONSTRUCTION
CAUTION.
BOILER BODY
CASING
1
WATER CONNECTIONS
FROST PROTECTION
OPTION KITS
DUTY
2
POSITION OF BOILER
CLEARANCES & DIMENSIONS
3
OPEN VENTED SYSTEMS - minimum static head requirements
WATER TREATMENT FOR HOT WATER AND HEATING BOILERS
PUMP POSITIONS
MINIMUM FLOW OF WATER - Refer to Table 4
SAFE HANDLING OF SUBSTANCES
INSTALLATION REQUIREMENTS
4
SEALED (PRESSURISED) SYSTEMS
CHIMNEY SYSTEM
GAS SUPPLY
ELECTRICAL SUPPLY
FOUNDATION
VENTILATION
10 Concord CXSi/H - Installation & Servicing
5
CONCORD CXSi BOILER ASSEMBLY - Exploded view
6
BOILER SECTION ASSEMBLY
TOOLS REQUIRED
ASSEMBLY
12 Concord CXSi/H - Installation & Servicing
7
BOILER SECTION ASSEMBLY - continued
8
BOILER ASSEMBLY
GAS CONNECTION
10
9
14 Concord CXSi/H - Installation & Servicing
11
CASING ASSEMBLY
12
CONTROL BOX
Electrical cover
Con 1913
2 push-in connections
16 Concord CXSi/H - Installation & Servicing
13
Con 1914
CONTROL BOX - continued
Earth connections
14
ELECTRICAL CONNECTIONS
18 Concord CXSi/H - Installation & Servicing
15
INTERNAL WIRING
vviolet pk pink
y/g yellow/green or orange
16
ZONES WITH BI-DIRECTIONAL MOTORISED VALVES
17
ZONES WITH INDIVIDUALLY PUMPED ZONES (3 zones shown)
20 Concord CXSi/H - Installation & Servicing
18
19
COMMISSIONING AND TESTING
GENERAL
20
INITIAL LIGHTING
Con 1909
INSTALLATION
22 Concord CXSi/H - Installation & Servicing
21
MANIFOLD GAS PRESSURE - CXSi 110/H-160/H ONLY
SETTING THE HIGH BURNER PRESSURE
SETTING THE LOW BURNER PRESSURE
22
SETTING THE HIGH BURNER PRESSURE
MANIFOLD GAS PRESSURE - CXSi 180/H ONLY
IMPORTANT. Do not adjust the middle valve, which is factory set.
Inlet PTP
24 Concord CXSi/H - Installation & Servicing
25
26
ADJUSTMENT OF WATER FLOW RATE THROUGH THE BOILER
ROUTINE OPERATION
CLEANING THE BOILER
Page
32
BURNER AND CONTROLS ASSEMBLY - Exploded view - CXSi 180/H
OVERHEAT THERMOSTAT
33
28 Concord CXSi/H - Installation & Servicing
34
35
CONTROL SENSOR
CONTROL BOX - Basic Boiler, Exploded View
39
36
37
COMBUSTION CHAMBER INSULATION REPLACEMENT
CONTROL SENSOR POTENTIOMETER ASSEMBLY
Page
FAULT FINDING
BOILER DOES NOT LIGHT
44
43
42
SHORT LIST OF PARTS
32 Concord CXSi/H - Installation & Servicing
SHORT LIST OF PARTS