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L62/309
andrews L62/309 Installation And Service Manual
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2
Table of Contents
Default Chapter
3
Table of Contents
3
General and Safety Information
6
General Information
6
British Standards and Codes of Practice
6
Standard Range & Hiflo Range
6
Health and Safety Regulations 1993
8
Effectiveness in Combating Legionella
8
Technical Data
9
Standard Range (Natural Gas)
9
Standard Range (LPG)
10
Hiflo Range (Natural Gas)
11
Hiflo Range (LPG)
12
Erp Data
13
Installation
15
Introduction
15
The Law Requires that Installation Is Carried out by a Properly Qualified Person
15
Assembling the Draught Diverter
15
Location
16
Gas Supply
17
Installation of the LPG Supply
17
Electrical Supply - Auto Ignition Units
18
Hiflo Models - Standard Range Models
18
Flue Systems
20
Air Supply and Ventilation
22
Water Quality and Treatment
24
Water Connections
26
Hydrojet Systems
26
Vented Systems, Standard Range
27
Correx Powered Anodes
28
To Install Kit
28
Test the Installation
29
Unvented Systems, Standard Range
29
Vented Systems, Hiflo Range
31
Unvented Systems, Hiflo Range
34
Commissioning
36
Standard Range Permanent Pilot Models
36
Lighting the Burner
36
Shutting off the Burner
36
Checking Main Burner Pressure
37
Hiflo Range Permanent Pilot Models
37
Lighting the Burner
37
Shutting off the Burner
38
Checking Main Burner Pressure
38
Check Correct Shape and Size of Pilot Flame
38
Checking for Spillage at the Draught Diverter
38
Standard Range Auto Ignition Models
39
Lighting the Burner
39
Shutting off the Burner
39
Checking Mains Burner Pressure
39
Hiflo Range Auto Ignition Models
40
Lighting the Burner
40
Shutting off the Burner
40
Checking Mains Burner Pressure
40
Instructing the User
41
All Standard and Hiflo Models
41
Users Safety Guide
42
Operation
43
Standard Range
43
Hiflo Range
43
Permanent Pilot Models, Operating Sequence
43
Hiflo and Standard Range Auto Ignition
44
Auto Ignition Units, Operating Sequence. Hiflo and Standard Range
44
ECO (Energy Cut-Off)
44
Temperature Stratification (Stacking)
44
Servicing
45
Introduction
45
Servicing Must be Carried out by a Properly Qualified Person
45
Pre - Service Options
45
Servicing, Carry out the Following Operations
45
Burner Assembly Standard Range
45
The Burner Assembly Should be Checked and Cleaned Annually
45
Burner Assembly Hiflo Range
46
The Burner Assembly Should be Checked and Cleaned Annually
46
Gas Control Valve Standard Range
47
Gas Control Valve Hiflo Range
47
Fuel Ways Standard Range
48
Fuel Ways Hiflo Range
48
Cleaning the Storage Vessel All Models
49
Descaling
49
Magnesium Anode(S) All Models
50
Safety Valve Hiflo Models
50
Restart All Models
50
Replacing Components, Hiflo Range
51
Gas Control Valve
51
User-Adjustable Control Thermostat with Limit Sensor Phial and Overheat ECO
51
Thermopile/ Pilot, Burner/ Pilot Restrictor
52
Burner
53
Fault Finding
54
Permanent Pilot Models Standard and Hiflo Range
54
All Models
55
Auto Ignition Units Standard Range
55
Auto Ignition Units Hiflo Models
56
Checking "Correx" Anodes
56
LPG Permanent Pilot Models - LPG Hiflo Ranges
57
Parts List and Illustrations
58
Standard Range Models 24/29, 32/40, 40/61, 63/62 (Natural Gas)
58
Standard Range Models 84/87 (Natural Gas)
58
Standard Range Models Parts List (Natural Gas)
59
Standard Range LPG Models L24/31, L32/35, L40/36, L63/71
60
Standard Range LPG Model L84/74
60
Standard Range Models Parts List (LPG)
61
Hiflo Models 32/143 (Natural Gas)
63
Hiflo Models 65/173 and 81/264 (Natural Gas)
63
Hiflo Models Parts List (Natural Gas)
64
Hiflo Models 62/341 and 54/418/440 (Natural Gas)
65
Hiflo Models Parts List (Natural Gas)
66
Hiflo LPG Model L32/143
67
Hiflo LPG Models L65/169, L81/251
67
Hiflo P.P Water Heater Parts List (LPG)
68
Hiflo LPG Models L62/309, L54/399
69
Hiflo P.P Water Heater Parts List (LPG)
70
Unvented Systems Kit - Standard Range
71
Unvented Systems Kit - Hiflo Range
71
Unvented Systems Kit - Standard Range Parts List
72
Unvented Systems Kit - Hiflo Range Parts List
72
Volt Auto System Kit B217
73
Volt Auto System Kit B258
73
Volt Auto System Kit Standard Range Parts List
74
Volt Auto System Kit Hiflo Parts List
74
Appendix
75
Hiflo Auto Ignition "G" Series Addendum
75
Features of Honeywell Integrated Control System
75
Specifications
75
Sequence of Operations
76
Troubleshooting
77
Using Control Display for Servicing the Water Heater
79
Service Mode
80
To Change the Maximum Setpoint Limit (Max Setpoint) for the Temperature Setpoint
83
Display of Water Temperature
84
To Display Flame Sense Current of the Pilot Flame Sensor
85
To Display and Change Temperature Setpoint
85
To Display and Change Temperature Format (°F/°C)
86
Error Codes and Error History Display
88
Error Code History
88
To View Previous Error Codes
88
Error Code Definitions
90
Resetting Lockout Conditions
91
Resetting Error Codes in Hard Lockout Conditions
91
Service Procedure
92
Thermostat Circuit Testing
92
Sensor Resistance Testing
94
Sensor Resistance at Various Temperatures
94
Service Procedure D24
95
Pilot Operation Testing
95
Pilot Inspection
96
Pilot Operation Testing
97
Service Procedure D24
98
Main Burner Operation Testing
98
Checking Manifold Pressure
99
Service Procedure D24
100
Main Burner & Pilot Removal and Inspection
100
Control Board Replacement
101
Service Procedure
102
Flue Baffle Removal and Inspection
102
Service Procedure D24
103
Anode Removal and Inspection
103
General Assembly
105
Burner Assembly
106
Control Box Assembly
107
General Assembly Parts List
108
Burner Assembly Parts List
109
Control Box Assembly Parts List
110
Dismantling, Disposal and Recycling
111
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andrews L62/309 Specifications
General
Model
L62/309
Category
Water Heater
Pressure Rating
8 bar
Voltage
230 V
Frequency
50 Hz
Thermostat
Adjustable
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