Laars NTH1700 Manuals

Manuals and User Guides for Laars NTH1700. We have 2 Laars NTH1700 manuals available for free PDF download: Installation And Operation Instructions Manual, User Manual

Laars NTH1700 Installation And Operation Instructions Manual (140 pages)

Modulating Boiler/Water Heater

Brand: Laars | Category: Boiler | Size: 9 MB

Table of Contents
2
General Information
5
Introduction
5
Section
5
About the Touch Screen
5
Safety Notes
7
Model Identification / Nomenclature
7
Warranty
8
Appliance Overview
8
Dimensions
10
Unpacking
10
Section
12
Locating the Appliance
12
Correct Vent Distance from Outside Wall or Roof Termination
12
Venting and Combustion Air
13
Combustion Air
13
- Combustion Air From Room
  13
- Ducted Combustion Air
  14
Venting
15
- Common Venting
  15
- Venting Requirements Unique To Canada
  15
Locating the Vent and Combustion Air Terminals
16
Common Vent Test
19
Outdoor Installation
20
Condensate Trap
20
- Section
  21
- Distance & Pipe Size, Tables
  22
- Pump Requirements
  23
Gas Supply and Piping
21
Neotherm LC Boiler Flow and Head Requirements
23
Neotherm LC Water Heater Flow and ...... Head Requirements ................................ 19
23
Water Connections
24
Section 6A - Nth Systems
24
NTH System Piping: Hot Supply Connections
24
Nth Cold Water Make-Up
24
Nth Freeze Protection
25
Nth Suggested Piping Schematics
25
Condensate Trap
25
Section 6B - Ntv Systems
31
Ntv Water Quality
31
Ntv Piping Requirements
31
Ntv Cold Water Make-Up
32
Ntv Freeze Protection
32
Ntv Suggested Piping Schematics
32
Ntv Suggested Pumps
33
Condensate Trap
33
Electrical Connections
34
Section
34
Main Power
34
Pump Connections
34
VAC Transformer with Integral Circuit Breaker
36
Signal Connections
36
Optional Field Connections
36
Wiring Diagrams
36
Ladder Diagrams
37
Using the Touch Screen and Gauges
40
The Touch Screen and Gauges on the Front of the Neotherm LC
40
Using the Touch Screen
40
While Operating - Checking Lead/Lag Operating Information
42
Checking Lead/Lag Master
42
While Operating - Checking Individual Parameters
43
Checking Individual Details
44
Configuring Parameters on Individual Controllers
44
Verification Process for Safety-Related Parameters
45
Setup and Configuration
48
Review of Lead/Lag Control System
48
Connection Terminals
50
Neotherm LC System Configurations
50
Installation Jobs
59
- Venting
  59
B Naming the Controllers
59
Setup for Domestic Hot Water on a Lead/Lag System
81
- Setup Type 1
  81
- Setup Type 2
  82
- Setup Type 3
  83
Gateway Connections to a Building Automation System
84
Setup for High Altitude Operation - Nt 1700 Only
84
Installer Parameters
85
Initial Startup Instructions
92
Filling the Boiler System
92
Initial Operation
93
- Initial Burner Operation
  93
- Combustion Setup Procedure
  93
Shutting down the Neotherm LC
93
Restarting the Neotherm LC
93
Maintenance
94
System Maintenance
94
Maintenance Notes
94
- Burner
  94
- Modulating Gas Valve/ Venturi
  94
- Controllers
  95
- Ignitor Assembly
  95
- Flame Sensor
  95
- Transformer with Integral Circuit Breaker
  95
- Blower
  96
- Heat Exchanger Coils
  96
- Gas Pressure Switches (Optional)
  96
Natural/Propane Gas Conversion
97
- Condensate Trap
  97
- Battery (Date & Time Back-Up)
  97
- Troubleshooting
  98
Potential Setup and Synchronization Problems
98
- Controller Synchronization
  98
- Flap Valve Status Checks
  99
About Lockouts, Holds, and Alerts
99
- Responding to a Lockout, Hold, or Alert
  99
- Viewing the Lockout and Alert Histories
  100
Troubleshooting Tables (All Codes)
102
- Diagnostic Tests and Input/Output Indicators
  117
- Lead/Lag Slave Diagnostics
  118
Statistics
118
Analysis
118
Control Snapshot
119
Operating Sequence
119
Replacement Parts
122
General Information
122
Parts List
122
Parts Illustrations
128

Laars NTH1700 User Manual (12 pages)

Modulating Boiler/Water Heater

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

Laars Categories

Boiler Water Heater Industrial Equipment Swimming Pool Heater Heater

More Laars Manuals

Laars NTH1700 Manuals

Laars NTH1700 Installation And Operation Instructions Manual (140 pages)

Table of Contents

Laars NTH1700 User Manual (12 pages)

Table of Contents

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