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500,000 Btu/hr
Lochinvar 500,000 Btu/hr Manuals
Manuals and User Guides for Lochinvar 500,000 Btu/hr. We have
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Lochinvar 500,000 Btu/hr manuals available for free PDF download: Installation And Service Manual
Lochinvar 500,000 Btu/hr Installation And Service Manual (72 pages)
HYDRONIC HEATING BOILERS and DOMESTIC WATER HEATERS 399,999 - 2,070,000 Btu/hr MODELS
Brand:
Lochinvar
| Category:
Boiler
| Size: 3.23 MB
Table of Contents
Domestic Water Heaters
1
Table of Contents
2
General Product Information
3
Special Instructions
3
Unpacking
3
Codes
3
Warranty
3
Safety Information
4
Product Identification
5
Installation
6
Locating Unit
6
Clearances from Combustible Construction
6
Base for Combustible Floors
7
Freeze Protection
7
Pump Operation
7
Location
7
Hydronic System Antifreeze
7
Outdoor Boiler Installation
7
Shutdown and Draining
8
Freeze Protection for a Heating Boiler System
8
Combustion and Ventilation Air
8
Combustion Air Filter
8
Combustion Air Options
9
Exhaust Fans
11
Venting
11
General Information
11
Venting Support
11
Vertical Vent Termination Clearances and Location
11
Sidewall Vent Termination Clearances and Location
12
Combustion Air Inlet Piping
13
Combined Air Inlet Points
15
Vent System Options
15
Barometric Damper Location
15
Conventional Negative Draft Venting
16
2. Vertical Directaire™ Venting
17
Sidewall Venting
19
Horizontal Directaire ™ Venting
21
Direct Venting
22
Outdoor Installation Venting
26
Connecting to Gas Supply
28
Gas Pressure Test
28
Gas Piping
28
Connecting Gas Piping to Unit
28
Gas Train and Controls
29
Combination Gas Valves
30
Venting of Combination Gas Valves
30
Checking Gas Supply Pressure
30
Gas Manifold Pressure Adjustment
31
Connecting to Water Supply
32
Inlet and Outlet Connections
32
Relief Valve
33
Water Flow Switch
33
Low Water Cutoff
33
Connecting to Electrical Supply
33
Boiler System Piping
34
Primary/Secondary Boiler Piping
35
Low Temperature Return Water Systems
36
Radiant Floor and Snow Melt Heating Systems
37
Boiler Flow Rate
38
Boiler Bypass Requirements
38
Temperature/Pressure Gauge
38
Placing the Boiler in Operation
38
Installation with a Chilled Water System
39
Boiler Operating Temperature Control
39
Water Treatment
40
Terminal Strip Connection Options
40
Operation
41
Lighting Instructions
42
To Turn off Gas to Appliance
43
Programming Temperature Control
43
Quick Programming Overview
43
Adjust Menu Setting Descriptions
44
Access Levels
46
Temperature Control
46
Placement of Sensors
46
Staging Logic
47
Hot Surface Ignition System
49
Operation and Diagnostic Lights
51
Domestic Water Heaters
52
Water Velocity Control
52
Water Chemistry
52
Pipe Size Requirements
53
Circulating Pump
53
Minimum Pump Performance
54
Heat Exchanger
54
Potable Hot Water Temperature Control Settings
54
Location of Cold Water Supply Piping Connections
55
High Water Temperature Limit Control
55
Optional Relief Valve
55
Thermal Expansion
55
Cathodic Protection
55
Cleaning and Maintenance
56
Combustion and Ventilation Air
57
Adjusting Differential Air Pressure
58
Servicing Hot Surface Igniter and Ignition Module
59
Ignition System Checkout
59
Sequence of Operation
59
Troubleshooting Guide
62
750,000 Btu/Hr Models
62
Troubleshooting Guide
63
2,070,000 Btu/Hr Models
63
Wiring Diagram
64
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Lochinvar 500,000 Btu/hr Installation And Service Manual (52 pages)
HYDRONIC HEATING BOILERS and DOMESTIC WATER HEATERS 45,000 - 500,000 Btu/hr
Brand:
Lochinvar
| Category:
Water Heater
| Size: 3.02 MB
Table of Contents
Warranty
1
Safety Warnings
1
Table of Contents
2
Codes
3
Location
3
Clearances
4
Combustion/Ventilation Air Requirements
4
Conventional Venting
7
Masonry Chimney Installations
10
Sidewall Venting
10
Automatic Vent Damper
11
Gas Supply
12
Gas Pres Sures & Piping
12
Manifold Pressure Adjustment
15
Supply Pres Sure Measurement
16
Gas Valves
17
Relief Valve
18
Flow Switch
18
Electrical Connections
19
Temperature Adjustment
20
Temperature Limit Control
22
Blocked Vent and Flame Roll-Out System
23
Lighting Instructions
24
Ignition & Control Timings
28
Freeze Protection
28
Maintenance
29
Flame Patterns
29
Inspection Cleaning Procedure
30
Heat Exchanger/Burner Access
30
Inspection and Cleaning
30
Gas Train
32
Heating Boiler
32
Installation Requirements
32
Pump Requirements
32
Pressure Drop Chart
33
Boiler Pump Operation
33
Typical Piping
33
Bypass Requirements
35
Low Tem Per a Ture Systems
35
Boiler Flow Rates
35
Placing Boiler in Operation
36
Temperature Rise Chart
37
Boiler Temperature Control
38
Remote Thermostat Control Connection
38
Power Venter Connection
38
Domestic Water Heater
38
Water Velocity Control
39
Temperature Rise
39
Water Chemistry
40
Pump Operation
40
Risk of Scald Warnings
42
Troubleshooting
44
Wiring Diagrams
46
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