User Manuals: Lochinvar EFB125 Condensing Boiler

Manuals and User Guides for Lochinvar EFB125 Condensing Boiler. We have 3 Lochinvar EFB125 Condensing Boiler manuals available for free PDF download: Installation, Commissioning, User And Maintenance Instructions, Manual

Lochinvar EFB125 Installation, Commissioning, User And Maintenance Instructions (140 pages)

WALL HUNG GAS FIRED CONDENSING BOILERS

Brand: Lochinvar | Category: Boiler | Size: 6 MB

Table of Contents
2
Introduction
7
Regulations
7
Abbreviations
8
Safety Guidelines
8
General Description O F Safety Symbols Used
8
What to D O I F You Smell Gas
9
Technical Data Efb Boilers
10
Functional Introduction
10
Location of Version Numbers
10
Technical Specifications Datasheet
11
Erp Specifications Datasheet
12
Dimensions & Connections
13
Efb85, Efb105 and Efb125
13
Efb155
14
Connection Sizes All Versions
14
Accessories and Unpacking
15
Accessories
15
Unpacking
15
Installation of the Efb
16
Installation Clearances
16
Boiler Installation Location Requirements
17
Mounting the Boiler
18
Connections
19
Boiler Connections
19
Condensate Drain Connection
19
Flow and Return Connections
20
The Expansion Vessel
20
Requirements for Bs6699
20
Rbs6699
20
Pressure Relief Valve
20
Non -Return Valve
20
Bypass
21
Pump Functionality
21
Frost Protection
21
Nstalling a Strainer and or Dirt Separator
21
Water Quality
22
Chemical Water Treatment
23
Flush the System with Fresh Water
23
Plastic Piping in the Heating System
24
Boiler Fitted with Plate Heat Exchanger Simple Schematic Showing Concept
24
D E -Air Sequence
24
Relevant Variables
25
Pressure Make up Systems
25
Water Pressure
25
Sensor
25
Higher Pressure Systems E Gin High Buildings
25
Installation Examples
26
Example of a Low-Resistance Heating Circuit
26
Example of a Normal Single Boiler Heating Circuit with Low Loss Header (Preferable)
26
Example of a Multiple Boiler Heating Circuit with Low Loss Header
27
Pump Characteristics
28
Hydraulic Graphs
28
Modulating Pump for Ch Demand
29
Modulating Pump Modes
30
Delta Temperature Modulation
30
Pump : Maximum Electrical Power
30
Flue Gas and Air Supply System
31
General
31
Flue System Technical Details
32
Flue Terminal Location
32
Flue Terminal Positions
32
Flue Terminal Minimum Distances
33
Installation Precautions
34
Polypropylene
34
Flexible Polypropylene
34
Air Supply
34
Free Air Requirements in a Plant Room or Enclosure
34
Combustion Air Quality
34
Air Supply through Humid Areas
34
Air Inlet Pipe Materials
34
Air Contamination
35
Corrosive Contaminants and Sources
35
Oiler Categories Types of Flue Gas Systems
36
C 13 Horizontal Concentric Flue Assemblies
38
Oncentric Lue Ystems
38
Horizontal Terminal Installation
38
Horizontal Concentric Flue Terminal
38
Plume Management Kits for Efb85-Efb105
39
C Vertical Concentric Flue Assembly
40
Vertical Terminal Installation
40
Vertical Terminal Roof Flashings for Synthetic, Flat and Tiled Roofs
40
Installing Terminal through Roof Flashing
40
General Concentric Flue System Installation Guidelines
41
C 53 Twin Pipe Flue Systems
45
General Twin-Pipe Installation Guidelines
46
C63 Certified
49
Pipe Heights and Mutual Distances on a Flat Roof
50
Flue Gas and Air Supply Resistance Table
51
Typical Examples
52
Example A: Twin Pipe System with Separate Pipes for Flue Outlet and Air Supply
52
Example B: Twin Pipe System with Concentric Roof Terminal
53
Example C: Single Flue Gas Outlet. Air Supply from Boiler Room
54
Example D: Concentric Flue Gas/Air Supply Pipe (Roof-Mounted)
55
Example E: Concentric System Wall Outlet C13 (Wall-Mounted)
55
10 Electrical Installation
56
General
56
Connection Mains Supply
56
High Voltage Connections
56
Explanation of the High Voltage Connections
56
Low Voltage Connections
57
Explanation of the Low Voltage Connections
57
Ladder /Logic Diagram
59
Electrical Schematics
60
Sensor Availability
62
Ntc Sensor Curve
62
Rogrammable in and Outputs
63
11 Burner Controller and Display
64
Display and Buttons
64
Display Icons
65
Screens and Settings
65
Set Actual Setpoint/Dhw Setpoint Directly Via the Status Overview
65
Entering the Menu
66
Protected Menu Items
67
Aeration Sequence
67
Language Settings
67
Boiler History
68
Error Logging
68
General
69
Pump Start Exercise Every 24 Hours
69
Frost Protection
69
Appliance Selection
70
Ignition Cycle
70
Flame Detection
71
Flame Recovery
71
Control Functions
72
Room Thermostat Only; CH Mode 0 (Default Setting)
72
With an Outdoor Temperature Reset and Thermostat; CH Mode 1
73
With Constant Circulation System Outdoor Reset; CH Mode 2
75
With Constant Circulation and Permanent Heat Demand; CH Mode 3
75
Central Heating with Analogue Input Control of Setpoint; CH Mode 4
76
With Analogue Input Control of Power Output; CH Mode 5
77
Demand for Domestic Hot Water
78
No Domestic Hot Water; DHW Mode 0
78
DHW Storage with Sensor; DHW Mode 1
78
DHW Storage with Thermostat; DHW Mode 2
79
Instantaneous Water Heating with Plated Heat Exchanger; DHW Mode 3
79
Anti-Legionella Protection
80
Display Menu Structure Summary
81
12 Temperature Protection
88
13 Error Information
89
Boiler History
89
Boiler History and Time Stamps Boiler History
89
Lockout Codes
90
Blocking Codes
92
Warnings
94
14 Cascading
95
System Setup
95
Boiler Cascade Communication Setup
95
Setting up the Cascade Parameters
96
Location of Switch S1: Red Rectangle
97
Cascade - Heating Only Managing Boiler
97
Cascade - Domestic Hot Water Settings
98
Cascade - DHW Priority
98
Cascade - Start/Stop Sequence
98
Cascade - Power Balance Mode
100
Power Mode = 1 (Minimum Boilers On)
101
Power Mode 2 - Maximum Burners on
102
Power Mode 3 - Balanced Burners on
102
Boiler Rotation
103
Next Depending to Start Selection
103
Cascade Error Handling
103
Cascade Frost Protection
103
Emergency Mode
104
Managing Boiler Error
104
15 System Test
105
16 Commissioning the Boiler
106
First : Flushing the Boiler with Water
106
Second : Filling & Venting the Boiler and the System
106
Third : Check the Water Flow
106
Mounting Condensate Trap
107
Checking Gas Pressure
107
Firing for the First Time
107
17 Adjusting and Setting the Boiler
108
Introduction
108
Combustion Table
108
Setting Screws Venturi and Gas Valves Drawings
109
Adjustment Procedures
110
Venturi Replacement Adjustment
110
Conversion from Natural Gas to Propane
111
PEFB 1 - Set for 85 and 105
111
PEFB 2 - Set for 125 and 155
111
Installing the Orifice (See also Picture Below)
112
Start U P Checklist
114
Inspection, Maintenance and Service
116
General
116
Nspection Maintenance and Service
116
Mounting the Burner Door
122
Maintenance Checklist
123
19 User Instructions
124
20 Installation Examples
125
Ystem Xample 1
125
Ystem Xample 2
125
Ystem Xample 3
126
Ystem Xample 4
126
Ystem Xample 5
127
Ystem Xample 6
127
Ystem Xample 7
128
21 User Instructions
129
Abbreviations
129
Safety Guidelines
129
T O Turn off Gas to the Appliance
130
Maintenance and Inspection
130
Display and Buttons
131
Display Icons
132
Starting the Boiler
132
Changing the Setpoint and / or Enabling Ch/Dhw
133
Changing the Central Heating Setpoint Directly
133
Changing the DHW Setpoint Directly
133
Enable / Disable CH or DHW Control
133
The Menu (Button )
134
Password
134
Language Setting
134
Available Menu Items
134
Central Heating (CH)
135
Domestic Hot Water (DHW)
135
Information
135
Software Versions
135
Boiler Status
135
Boiler History
135
Error Log
135
Service
136
Settings
136
General Settings
136
Language
136
Unit Type
136
Date & Time
136
Time Zone Settings
136
Display Settings
136
Cascade Mode
136
Other Settings
136
Boiler Settings
137
Boiler History
137
Oiler Istory
137
Error Logging
137
Service Reminder
138
Service Overdue Logging
138
Service Reminder Implementations
138
Reset the Service Reminder
138
Menu's and Parameters
138
System Test
139

Lochinvar EFB125 Installation, Commissioning, User And Maintenance Instructions (28 pages)

WALL HUNG GAS FIRED CONDENSING BOILERS

Brand: Lochinvar | Category: Boiler | Size: 1 MB

Table of Contents
3
Introduction
4
Installation Procedure Cascade Configuration
5
Calculate Dimensions and Space of Cascade Configuration
6
Explanation of Parts and Groups
9
Connecting Sets
10
Hydraulic and Gas Header Group
11
Headers
11
Support Beam and Support Brackets
11
Headers and Connecting Sets
12
Mounting the Frame
13
Frame Elements
13
Procedure for Mounting the Frame
14
Mounting the Gas Header
15
Mounting the Boilers on the Frame
16
Mounting the Hydraulic Group and the Connecting Sets
17
Mounting the Low Loss Headers
18
Determine the Managing and Dependant Boilers
19
Complete the Mechanical Installation
19
Mount the Flue Gas and Air Supply Systems
20
Individual Flue Systems
20
Common Flue System
20
Set Parameters
21
Commissioning the Cascade Configuration
21
Accessories
22
References
22
List of Figures
22
List of Tables
22
Appendix A - Cascade Parts
23

Lochinvar EFB125 Manual (20 pages)

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Brand: Lochinvar | Category: Ranges | Size: 1 MB

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