User Manuals: Lochinvar KNIGHT 400 - 801 Boiler

Manuals and User Guides for Lochinvar KNIGHT 400 - 801 Boiler. We have 3 Lochinvar KNIGHT 400 - 801 Boiler manuals available for free PDF download: Installation & Operation Manual, Service Manual, User's Information Manual

Lochinvar KNIGHT 400 - 801 Installation & Operation Manual (80 pages)

Brand: Lochinvar | Category: Boiler | Size: 10 MB

Hazard Definitions

2
- Table of Contents
  2
Please Read before Proceeding

3
The Knight XL - How It Works

4
Ratings

7
1 Determine Boiler Location

8
2 Prepare Boiler

13
- Remove Boiler from Wood Pallet
  13
- Gas Conversions
  13
  - Model 400
    13
  - Model 501
    14
  - Models 601 - 801
    14
- Leveling the Boiler
  14
3 General Venting

15
- Install Vent and Combustion Air Piping
  16
- Requirements for Installation in Canada
  17
- Sizing
  17
- Min./Max. Combustion Air & Vent Piping Lengths
  17
- Materials
  18
- Optional Room Air
  19
- Pvc/Cpvc
  20
- Polypropylene
  21
- Stainless Steel Vent
  22
4 SIDEWALL DIRECT VENTING Vent/Air Termination - Sidewall

23
5 VERTICAL DIRECT VENTING Vent/Air Termination - Vertical

30
6 Hydronic Piping

36
- System Water Piping Methods
  36
- Low Water Cutoff Device
  36
- Chilled Water System
  36
- Freeze Protection
  36
- General Piping Information
  36
- Flow Switch and Relief Valve Installation
  37
  - Flow Switch Adjustment
    38
- Near Boiler Piping Components
  38
- Circulator Sizing
  39
- Near Boiler Piping Connections
  39
7 GAS CONNECTIONS Connecting Gas Supply Piping

46
- Natural Gas
  47
  - Pipe Sizing for Natural Gas
    47
  - Natural Gas Supply Pressure Requirements
    47
- Propane Gas
  47
  - Pipe Sizing for Propane Gas
    47
  - Propane Supply Pressure Requirements
    47
- Check Inlet Gas Supply
  48
- Gas Pressure
  49
- Gas Valve Replacement
  49
8 Field Wiring

50
- Line Voltage Connections
  50
- Low Voltage Connections
  50
- Outdoor Temperature Sensor
  51
- Wiring of the Cascade
  52
9 CONDENSATE DISPOSAL Condensate Drain

54
10 Startup

55
- Check for Gas Leaks
  56
- Start the Boiler
  57
- For Your Safety Read before Operating
  58
- Operating Instructions
  58
- To Turn off Gas to Appliance
  58
- Set Space Heating Operation
  59
11 OPERATING INFORMATION General

61
- Temperature Control
  62
- Protection Features
  62
- Cascade
  64
- Sequence of Operation
  65
- Knight XL Control Module
  67
- Access Modes
  68
- Status Display Screens
  69
- Status Display Screens
  71
12 MAINTENANCE Maintenance and Annual Startup

72
- Address Reported Problems
  73
- Inspect Boiler Area
  73
- Check Expansion Tank
  74
- Check Control Settings
  75
- Review with Owner
  76
- Cleaning Boiler Heat Exchanger
  76
13 Diagrams

77
- Wiring Diagram
  77
- Ladder Diagram
  78
- Revision Notes
  80

Lochinvar KNIGHT 400 - 801 Service Manual (49 pages)

Lochinvar Boiler User Manual

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

Contents
2
Handling Ceramic Fiber Materials
3
Removal of Combustion Chamber Lining
3
Safety Information
4
What Is in this Manual?
5
Service
6
Near Boiler Piping
6
Boiler Pump
6
The Display
7
Control Inputs
8
Smart Control
9
How the Boiler Operates
10
How the Control Module Operates
10
Access Modes
10
Saving Parameters
10
Sequence of Operation
11
Display Panel Menu Access
13
Display Panel Parameter Access
14
Parameter Table
15
Viewable and Changeable Control Parameters
19
Space Heating (SH) and Domestic Hot Water (DHW) Night Setback Offset
19
Space Heating (SH) and Domestic Hot Water (DHW) Night Setback on Times
19
Space Heating (Sh)/Domestic Hot Water (DHW) Night Setback off Times
19
Temperature Settings
20
Data Logging
20
Functions
20
Space Heating (SH) Minimum/Maximum Set Point
20
DHW Settings
21
DHW Tank Set Point
21
Tank Set Point Differential
21
DHW/SH Switching Time
21
Outdoor Reset
22
Low Outdoor Temperature
22
High Outdoor Temperature
22
Outdoor Air Shutdown (SH1 - SH3)
22
Anti-Cycling Time
23
Shift Reset Curve (SH1 - SH3)
23
Boost Temperature
23
Anti-Cycling Override Differential
23
Control Modes
24
SH Ramp Delay
24
BMS Thermostat Input (Active / Inactive)
24
BMS (Active / Inactive)
24
Modbus (Active / Inactive)
25
Maximum Cascade Outlet Set Point
25
Cascade Type (L/L / EFF)
25
Minimum On/Off Time
25
Circulation Pumps
26
Bms
26
Volts at Minimum
26
Volts at Maximum
26
Service Notification
27
Off Differential Volts
27
Service Notification Cycles
27
Reset Maintenance Reminder
27
Maintenance and Annual Startup
28
Service and Maintenance Schedules
28
Inspect Boiler Area
29
Inspect Boiler Interior
29
Clean Condensate Trap
29
Check All Piping for Leaks
29
Flue Vent System and Air Piping
30
Check Water System
30
Check Expansion Tank
30
Check Boiler Relief Valve
30
Inspect Ignition and Flame Sense Electrodes
31
Check Ignition Ground Wiring
31
Perform Start-Up and Checks
31
Check Burner Flame
31
Check Flame Signal
32
Review with Owner
32
Cleaning Boiler Heat Exchanger
32
Heat Exchanger Cleaning Kits
32
Troubleshooting
33
Check Control Module Fuses
33
Troubleshooting Chart - no Display
34
Checking Temperature Sensors
35
Troubleshooting Chart - Noisy System
36
Troubleshooting Chart - Fault Message Displayed on Boiler Interface
37
Combustion Analysis Procedure
44
Troubleshooting Chart - Combustion Levels
44
Flue Products
44
Gas Valve Adjustment Procedure
45

Lochinvar KNIGHT 400 - 801 User's Information Manual (16 pages)

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

Table of Contents
2
Hazard Definitions
2
Please Read before Proceeding
3
1 Prevent Combustion Air Contamination

4
2 Maintenance Schedule

5
- Maintenance Procedures
  6
3 Operating Instructions

9
- For Your Safety Read before Operating
  9
- To Turn off Gas to Appliance
  9
4 Smart System Control Module

10
- Access Modes
  10
- Saving Parameters
  10
- Adjusting Parameters
  10
- Temperature Settings
  10
- Status Display Screens
  12
- Notes
  15
- Revision Notes
  16

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User Manuals: Lochinvar KNIGHT 400 - 801 Boiler

Lochinvar KNIGHT 400 - 801 Installation & Operation Manual (80 pages)

Table of Contents

Hazard Definitions

Please Read before Proceeding

The Knight XL - How It Works

Ratings

1 Determine Boiler Location

2 Prepare Boiler

3 General Venting

4 SIDEWALL DIRECT VENTING Vent/Air Termination - Sidewall

5 VERTICAL DIRECT VENTING Vent/Air Termination - Vertical

6 Hydronic Piping

7 GAS CONNECTIONS Connecting Gas Supply Piping

8 Field Wiring

9 CONDENSATE DISPOSAL Condensate Drain

10 Startup

11 OPERATING INFORMATION General

12 MAINTENANCE Maintenance and Annual Startup

13 Diagrams

Lochinvar KNIGHT 400 - 801 Service Manual (49 pages)

Table of Contents

Lochinvar KNIGHT 400 - 801 User's Information Manual (16 pages)

Table of Contents

1 Prevent Combustion Air Contamination

2 Maintenance Schedule

3 Operating Instructions

4 Smart System Control Module

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