Bradford White LAARS NEOTHERM LC NTH1200 Manuals

Manuals and User Guides for Bradford White LAARS NEOTHERM LC NTH1200. We have 2 Bradford White LAARS NEOTHERM LC NTH1200 manuals available for free PDF download: Installation And Operation Instructions Manual, User Manual

Bradford White LAARS NEOTHERM LC NTH1200 Installation And Operation Instructions Manual (128 pages)

Modulating Boiler, Water Heater

Brand: Bradford White | Category: Water Heater | Size: 5 MB

Table of Contents
2
SECTION 1 General Information 1.A Introduction

5
- B Warranty
  5
- C Model Identification
  5
- D Safety Notes
  6
- E Model Overview
  8
- F Dimensions
  8
- G the Installation Kit
  9
SECTION 2 Locating the Unit

10
- A Locating the Unit
  10
- B Correct Vent Distance from Outside Wall or Roof
  10
SECTION 3 Venting and Combustion Air

11
- A General Venting
  11
- B Combustion Air
  12
- Combustion Air from Room
  12
- Ducted Combustion Air
  13
- C Venting
  14
- Common Venting
  14
- Venting Requirements Unique to Canada
  14
- D Locating the Vent and Combust Air Terminals
  15
- Side Wall Vent Terminal
  15
- Side Wall Combustion Air Terminal
  17
- Vertical Vent Terminal
  18
- Vertical Combustion Air Terminal
  18
- Installations in the Commonwealth of Massachusetts
  18
- E Common Vent Test
  18
- F Outdoor Installation
  19
- G Condensate Drain Trap
  19
SECTION 4 Gas Supply and Piping 8.B

20
- A Gas Supply and Piping
  20
SECTION 5 Pump Requirements 8.D

22
- A Boiler Flow and Head Requirements
  22
SECTION 6 Water Connections

23
- Boiler Systems
  23
- Boiler System Piping: Hot Supply Connections
  23
- Boiler Cold Water Make-Up
  23
- Boiler Freeze Protection
  24
- Condensate Drain Trap
  24
- Boiler Suggested Piping Schematics
  24
- WATER Heater Systems
  29
  - Water Heater Quality
    29
- Water Heater Piping Requirements
  29
  - Heater Cold Water Make-Up
    30
- Heater Freeze Protection
  30
- Heater Suggested Pumps
  30
  - Condensate Drain Trap
    30
- Water Heater Suggested Piping Schematics
  30
SECTION 7 Electrical Connections

32
- Main Power
  33
- Pump Connections
  33
- Optional Variable Speed Pump Control
  35
- VAC Transf W/ Integral Circuit Breaker
  35
- Signal Connections
  35
- Optional Low Water Cut off (LWCO)
  35
- Other Optional Field Connections
  35
- Building Automation System Connections
  36
- Lead Lag Connections & Wiring Diagram
  37
- Wiring Diagram
  38
- Ladder Diagrams
  40
- About the Touch Screen Display
  42
SECTION 8 Using the Touch Screen

43
SECTION 9 Setup and Configuration

51
SECTION 10 Initial Startup Instructions

96
- A Filling the Boiler System
  96
- B Initial Burner Operation
  97
- C Shutting down the Unit
  97
- D Restarting the Unit
  97
SECTION 11 Maintenance

98
- A System Maintenance
  98
- B Maintenance Notes
  98
- Burner
  98
- Modulating Gas Valve/ Venturi
  98
- Controllers
  99
- Ignitor Assembly
  99
- Flame Sensor
  99
- Transformer with Integral Circuit Breaker
  99
- Blower
  99
- Heat Exchanger Coils
  100
- Gas Pressure Switches (Optional)
  100
- Natural/Propane Gas Conversion
  101
- Condensate Trap
  101
- Battery for Date and Time Back-Up
  101
SECTION 12 Troubleshooting

102
- A Potential Setup and Synch Problems
  102
- Controller Synchronization
  102
- Flap Valve Status Check
  103
- B about Lockouts, Holds, and Alerts
  103
- Responding to a Lockout, Hold, or Alert
  103
- Viewing the Lockout and Alert Histories
  104
- C Troubleshooting Table
  106
- D Diagnostic Tests & Input/Output Indicators
  115
- E Lead Lag Follower Diagnostics
  116
- F Statistics
  116
- G Analysis
  116
- H Control Snapshot
  116
- I Operating Sequence
  117
SECTION 13 Replacement Parts

120
- A General Information
  120
- B Parts List
  120
- C Parts Illustrations
  124

Bradford White LAARS NEOTHERM LC NTH1200 User Manual (12 pages)

Brand: Bradford White | Category: Boiler | Size: 0 MB

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Water Heater Boiler Heat Pump Gas Heater Heating System

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Bradford White LAARS NEOTHERM LC NTH1200 Manuals

Bradford White LAARS NEOTHERM LC NTH1200 Installation And Operation Instructions Manual (128 pages)

Table of Contents

SECTION 1 General Information 1.A Introduction

SECTION 2 Locating the Unit

SECTION 3 Venting and Combustion Air

SECTION 4 Gas Supply and Piping 8.B

SECTION 5 Pump Requirements 8.D

SECTION 6 Water Connections

SECTION 7 Electrical Connections

SECTION 8 Using the Touch Screen

SECTION 9 Setup and Configuration

SECTION 10 Initial Startup Instructions

SECTION 11 Maintenance

SECTION 12 Troubleshooting

SECTION 13 Replacement Parts

Bradford White LAARS NEOTHERM LC NTH1200 User Manual (12 pages)

Table of Contents

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