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ECOflo EC96/380
andrews ECOflo EC96/380 User Manual
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INSTALLATION AND SERVICE MANUAL
ECOflo rang
e
High efficien
cy condensi
ng storage
water heater
s
for natural g
as
EC96/380
Please read and understand these
instructions before com
mencing installation and l
eave this manual with the c
ustomer for future reference.
238
-
53887
-00A REV 9/20
2
Table of Contents
Table of Contents
3
General and Safety Information
6
General Information
6
British Standards and Codes of Practice
6
Health and Safety Regulations 1993
7
Effectiveness in Combating Legionella
7
Technical Data
8
Data Table
8
Dimensions and Clearances
9
Erp Data
9
Installation
10
Introduction
10
Location
10
Features
11
Main Power ON/OFF Switch
11
Combustion System
11
Ignition Module
12
Adjustable Thermostat
12
Condensate Drain
12
Cleanout
13
Electrically Powered Anodes
13
Service Panel
13
Access Lid
13
Technical Detail
14
Determining Required Flue Length
15
Ignition System Components
15
Thermostat and High Limit Controls
15
Heat Exchanger
16
Flue System
16
Water Connections
16
Gas Connections
17
Unpacking
17
Location
17
Remove Crate
17
Location
18
Chemical Vapour Corrosion
18
Scalding
18
Typical Propane Bulk Storage Tank Installation
19
Typical Propane Cylinder Installation
19
Approximate Time/Temperature Scald Chart
20
Gas Meter Size Natural Gas Only
20
Gas Pressure Regulation
20
Gas Supply - Natural Gas
21
Gas Supply - Propane
21
Electrical Supply
22
Wiring Diagram - Model
23
Flue Systems
24
Direct Flue Terminal
24
Optional Conventional Flue (Open Flue)
24
Maximum Flue Distances (Horizontal or Vertical)
25
Horizontal and Vertical Flue Kits
25
Installation Procedure
25
Flue Systems
26
Optional Components for 100/150Mm Dia (Concentric) Flue
26
Ecoflo 380 Horizontal Flue Kit - Part No: B343
27
Ecoflo 380 Vertical Flue Kit - Part No: B345
27
General
27
EC 380 Litre Flue System
28
EC 380 Vertical/Horizontal Flue System
29
Flue System Typical Installation
30
Installing the Horizontal Flue Terminal
31
Installing the Vertical Flue Terminal
32
Installing Flue Piping Sections for both Applications
32
Air Supply and Ventillation
34
Concentric Flue Systems
34
Air Vents Areas
34
Water Quality and Treatment
35
Water Connections
36
Vented Systems
36
Unvented Systems
37
Commissioning
38
Filling the Heater with Water
38
User's Safety Guide
39
For Your Safety if You Smell Gas
39
For Your Safety
39
Air/Gas Mixture Adjustment
39
G20 (Natural Gas, Mostly Methane) Family
39
Propane Gas Models
39
CO 2 Percentage
40
Operating Instructions
40
General Instructions
41
To Fill the Water Heater
41
Sequence of Operation
41
Lighting Instructions
41
For Your Safety Read before Lighting
41
Lighting Instructions
42
To Turn off the Gas Appliance
42
Temperature Adjustment
42
Idle Heater and Winterizing
42
Eco (Energy Cut-Off)
43
Temperature Stratification (Stacking)
43
Thermostat and High Limit
43
Temperature Selection Procedure (Auto-Ignition)
44
Water Heater Display and Control Buttons
44
To Increase Setpoint Temperature
44
To Decrease Setpoint Temperature
44
To Change Temperature Format in Display from °F to °C or °C to °F
44
Burner Flame Check
45
Hot Surface
45
Servicing
46
Introduction
47
Pre-Service Operations
47
Annually
48
General
48
Maintenance Schedule
48
Correx Powered Anodes
48
Flushing Water Heater
48
Draining Water Heater
49
Filling Water Heater
49
Sediment and Limescale
49
To Remove Sediment and Limescale
49
To Replace a Correx Anode
50
Drain Valve and Tank Access Panel
50
Cleaning the Storage Vessel
51
Descaling
51
Restart
51
Combined Temperature/Pressure Relief Value
52
Combustion System Inspection
52
Procedure for Checking Thermostat Sensors
53
Fault Finding
54
Main Power Light Is Not on
54
Thermostat Does Not Call for Heat
54
Ignition Module 'Power' LED Is Not Lit
54
Fan Does Not Energise
54
Ignitor Does Not Glow
54
Main Valve Does Not Turn on
55
Burner Flame Keeps Going out
55
Thermostat Does Not Satisfy
55
Fan DID Not Post Purge
55
Parts List and Illustrations
56
EC96/380 General Assembly
56
EC96/380 Combustion Surround Assy
58
EC96/380 Combustion System Assy
60
EC96/380 Ignition Control System
62
Concentric Flue Component List (100/150Mm Dia.)
64
Unvented System Kit 7703930 - Parts List
65
Appendix
66
Dismantling, Disposal, and Recycling
66
4
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andrews ECOflo EC96/380 Specifications
General
Brand
andrews
Model
ECOflo EC96/380
Category
Water Heater
Language
English
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