User Manuals: Lochinvar CREST 3.5 Condensing Boiler

Manuals and User Guides for Lochinvar CREST 3.5 Condensing Boiler. We have 4 Lochinvar CREST 3.5 Condensing Boiler manuals available for free PDF download: Installation & Operation Manual, Service Manual, Supplemental Manual, Installation Instructions

Lochinvar CREST 3.5 Installation & Operation Manual

Lochinvar CREST 3.5 Installation & Operation Manual (60 pages)

Condensing Boiler

Brand: Lochinvar | Category: Boiler | Size: 5 MB

Table of Contents

Hazard Definitions

2
- Table of Contents
  2
Please Read before Proceeding

3
The Crest - How It Works

4
Ratings

6
1 Determine Boiler Location

7
2 General Venting

14
3 VERTICAL DIRECT VENTING Vent/Air Termination - Vertical

19
- Determine Location
  19
- Prepare Roof Penetrations
  19
- Termination and Fittings
  19
- Multiple Vent/Air Terminations
  20
4 SIDEWALL DIRECT VENTING Vent/Air Termination - Sidewall

21
- Determine Location
  21
- Prepare Wall Penetrations
  22
- Termination and Fittings
  22
- Multiple Vent/Air Terminations
  22
- Room Air
  23
5 Hydronic Piping

24
- System Water Piping Methods
  24
- Low Water Cutoff Device
  24
- Chilled Water System
  24
- Freeze Protection
  24
- General Piping Information
  24
- Circulator Sizing
  25
- Near Boiler Piping Components
  26
6 GAS CONNECTIONS Connecting Gas Supply Piping

31
- Natural Gas
  32
  - Pipe Sizing for Natural Gas
    32
  - Natural Gas Supply Pressure Requirements
    32
- Propane Gas
  32
  - Pipe Sizing for Propane Gas
    32
  - Propane Supply Pressure Requirements
    32
- Check Inlet Gas Supply
  33
- Gas Pressure
  34
- Gas Valve Replacement
  34
7 Field Wiring

35
- Line Voltage Connections
  35
- Low Voltage Connections
  36
- Wiring of the Cascade
  37
8 CONDENSATE DISPOSAL Condensate Drain

39
9 Startup

40
- Check for Gas Leaks
  41
- Start the Boiler
  42
- For Your Safety Read before Operating
  43
- Operating Instructions
  43
- To Turn off Gas to Appliance
  43
- Set Space Heating Operation
  44
10 Operating Information

46
- General
  46
- Cascade
  49
- Sequence of Operation
  50
- Status Screen
  51
- Main Screen
  52
11 Maintenance

53
- Maintenance & Annual Startup
  53
  - Address Reported Problems
    54
  - Inspect Boiler Area
    54
  - Check Expansion Tank
    55
  - Check Boiler Relief Valve
    55
  - Check Control Settings
    56
  - Check Flame Signal
    56
  - Check Burner Flame
    56
  - Review with Owner
    57
  - Handling Ceramic Fiber Materials
    57
  - Cleaning Boiler Heat Exchanger
    57
12 Diagrams

58
- Ladder Diagrams
  58
- Wiring Diagram
  59
- Revision Notes
  60

Advertisement

Lochinvar CREST 3.5 Service Manual

Lochinvar CREST 3.5 Service Manual (56 pages)

Lochinvar Boiler User Manual

Brand: Lochinvar | Category: Boiler | Size: 3 MB

Table of Contents

Contents

2
- Table of Contents
  2
- Hazard Definitions
  2
- Handling Ceramic Fiber Materials
  3
  - When Servicing Boiler
    4
  - Boiler Operation
    4
  - Boiler Water
    4
  - Freeze Protection Fluids
    4
Please Read before Proceeding

3
- What Is in this Manual
  5
1 SERVICE Boiler Piping

6
- SMART TOUCH Display (Home Screen)
  7
  - Control Inputs
    8
  - Control Outputs
    9
  - General Operation
    10
  - Table 1A - Sequence of Operation
    12
  - Parameter Table
    13
- Viewable and Changeable Control Parameters
  18
- Cascade Screen
  26
- Graph Screen
  27
- History Screen
  28
- Service Screen
  30
2 Owner Maintenance

31
- Maintenance and Annual Startup
  31
  - Service Technician
    31
  - Address Reported Problems
    32
  - Inspect Boiler Area
    32
  - Inspect Boiler Interior
    32
  - Check Expansion Tank
    33
  - Check Control Settings
    34
  - Check Flame Signal
    34
  - Check Burner Flame
    34
  - Cleaning Boiler Heat Exchanger
    35
  - Review with Owner
    35
3 Troubleshooting

36

Lochinvar CREST 3.5 Supplemental Manual

Lochinvar CREST 3.5 Supplemental Manual (20 pages)

Dual fuel condensing boiler

Brand: Lochinvar | Category: Boiler | Size: 2 MB

Table of Contents

Hazard Definitions

2
- Table of Contents
  2
- Boiler Operation
  3
Please Read before Proceeding

3
- When Servicing Boiler
  3
The Crest -- How It Works

4
Ratings

5
1 Gas Connections

6
- Check Inlet Gas Supply
  6
- Gas Pressure
  7
- Gas Valve Replacement
  7
2 Start-Up

8
3 Diagrams

12
- Revision Notes
  20

Advertisement

Lochinvar CREST 3.5 Installation Instructions

Lochinvar CREST 3.5 Installation Instructions (2 pages)

GRUNDFOS MAGNA 3 VARIABLE SPEED PUMP

Brand: Lochinvar | Category: Boiler | Size: 0 MB

Table of Contents

Advertisement

Related Products

Lochinvar Categories

Water Heater Boiler Gas Heater Heat Pump Swimming Pool Heater

More Lochinvar Manuals