NTI TRX120 Gas Boiler Manuals

Manuals and User Guides for NTI TRX120 Gas Boiler. We have 6 NTI TRX120 Gas Boiler manuals available for free PDF download: Installation Start-Up Maintenance, Installation, Start-Up, Maintenance, Parts, Warranty, Installation Quick Manual, Conversion Instructions

NTI TRX120 Installation Start-Up Maintenance

NTI TRX120 Installation Start-Up Maintenance (132 pages)

Residential Condensing Gas Boiler

Brand: NTI | Category: Boiler | Size: 28 MB

Table of Contents

Table of Contents
5
Part 1 - General Safety Information
7
Operation and Installation Warnings
7
Improper Combustion
8
Gas
8
When Servicing the Boiler
8
Boiler System
8
And DHW Loop Water Chemistry Requirements
9
Freeze Protection
9
Water Temperature Adjustment and Scalding
10
High Elevation Installations
10
Part 2 - before You Start
11
What's in the Box
11
Optional Equipment
13
Part 3 - Prepare the Boiler for Installation
14
Locating the Boiler
14
Leveling
15
Clearances for Service Access
15
Wall Mounting Considerations
16
Wall Mounting Instructions
16
Mounting to a Concrete Wall
16
Mounting to a Wood Studded Wall
17
Residential Garage and Closet Installations
18
Exhaust Vent and Intake Pipe
18
Direct Vent of Exhaust and Intake
18
Power Venting, Indoor Combustion Air in Confined or
18
Unconfined Space
18
Carbon Monoxide Detectors
18
Prevent Combustion Air Contamination
19
Removing a Boiler from a Common Vent System
19
Technical Specifications
20
Part 4 - Water Piping
25
General Plumbing Information
25
Backflow Preventer
25
Expansion Tank
25
Piping the Boiler
25
Internal Circulation Pump
27
By-Pass Valve
27
And DHW Pressure Relief Valves
27
Air Elimination Device
29
Low Water Cut-Off (Field Supplied)
29
Applications
29
Part 5 - Venting
36
General
36
Approved Materials for Exhaust Vent and Intake Pipe
37
Additional Requirements for Installation in Canada
37
Exhaust Vent and Intake Pipe Location
38
Exhaust Vent and Intake Pipe Sizing
39
Tightening Boiler Collar to Exhaust Vent and Intake Pipe
39
Exhaust Vent and Intake Pipe Installation
41
Applications
42
Direct Vent Installation of Exhaust and Intake
42
Venting through an Existing System
48
Power Venting, Indoor Combustion Air in Confined or
49
Unconfined Space
49
Part 6 - Installing the Condensate Drain
50
Part 7 - Connecting Electrical Service
52
Wiring
52
Removing the Power Cord (to Hard Wire the Boiler)
52
Low Voltage Wiring Connections
53
Room Thermostat Wiring Connections
54
Outdoor Sensor Connections
54
Aquastat (Default) and Tank Sensor (Optional) Connections (Non-Combi Models)
54
Internal Wiring Details
55
Part 8 - Gas Connections
59
Gas Pipe Sizing Tables
59
Gas Pipe Sizing
59
Natural Gas Pipe Sizing
59
LP (Liquid Propane) Gas Pipe Sizing
59
Gas Connection Requirements
59
Additional Precaution for Excess Flow Valve (EFV)
60
Checking Gas Pressure at the Boiler for Proper Operation
60
Part 9 - Controls
61
Control Overview
61
Display Overview
61
Display Home Page
62
Main Menu
63
Setup Wizard
64
Boiler Details
65
User Menu
66
Screen Settings
66
Time & Date
67
Setup
67
DHW Setup
68
Operating Mode
69
Time Program
70
Tech Menu
74
Setup
74
DHW Setup
77
Cascade Setup
78
Restore/Backup
78
BMS Controls
79
Complete Menu
80
6A. Comple Menu Structure
80
6B .Complete Menu Parameters
81
PCB Replacement
88
Test Mode
89
Burner Test
89
Output Test
89
Air Purge Function
89
Connectivity
90
Diagnostics
91
Part 10 - Start-Up Preparation
92
Check / Control Water Chemistry
92
Check for Gas Leaks
92
Freeze Protection (When Used)
92
System Water Fill, Purge, and Test
93
Purge Air from DHW System
93
Check Thermostat Circuit(S)
93
Condensate Removal
93
Part 11 - Start-Up
95
First Ignition
95
Combustion Checking Procedure
96
Converting the Appliance from Natural Gas to Propane Operation
99
Part 12 - Installation Checklist
100
Part 13 - Troubleshooting
102
Boiler Protection Devices
102
Blocking Error
102
Lockout Error
102
Malfunction Warning
102
Boiler Error Codes
103
Part 14 - Maintenance
116
Procedures
116
Maintenance that May be Performed by the User 1
116
Maintenance Only to be Performed by a Qualified Service Technician
117
Replacing Components
121
After Maintenance Is Complete
124
Part 15 - Maintenance Report
126
Part 16 - Shutdown
127
Shutdown Procedure
127
Failure to Operate
127
Important
127
Part 17 - Maintenance Notes
128
Customer Installation Record Form
131

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NTI TRX120 Installation, Start-Up, Maintenance, Parts, Warranty

NTI TRX120 Installation, Start-Up, Maintenance, Parts, Warranty (116 pages)

Residential Condensing Gas Boiler

Brand: NTI | Category: Boiler | Size: 31 MB

Table of Contents

Table of Contents
5
Part 1 - General Safety Information

6
Part 2 - before You Start

10
- What's in the Box
  10
- Optional Equipment
  12
Part 3 - Prepare the Boiler for Installation

13
Part 4 - Water Piping

24
- General Plumbing Information
  24
- Backflow Preventer
  24
- Expansion Tank
  24
- Piping the Boiler
  24
- Internal Circulation Pump
  26
- By-Pass Valve
  26
- CH and DHW Pressure Relief Valves
  27
- Air Elimination Device
  28
- Applications
  28
- Floor Drying Function
  35
Part 5 - Venting

36
Part 6 - Installing the Condensate Drain

50
Part 7 - Connecting Electrical Service

51
- Wiring
  51
- Internal Wiring Details
  55
Part 8 - Gas Connections

59
Part 9 - Controls

61
Part 10 - Start-Up Preparation

78
- Check / Control Water Chemistry
  78
- Check for Gas Leaks
  78
- Freeze Protection (When Used)
  78
- System Water Fill, Purge, and Test
  79
- Purge Air from DHW System
  79
- Check Thermostat Circuit(S)
  79
- Condensate Removal
  79
Part 11 - Start-Up

81
Part 12 - Installation Checklist

85
Part 13 - Troubleshooting

87
- Boiler Protection Devices
  87
  - Blocking Error
    87
  - Lockout Error
    87
  - Malfunction Warning
    87
Part 14 - Maintenance

92
Part 15 - Maintenance Report

100
Part 16 - Shutdown

102
- Shutdown Procedure
  102
- Vacation Procedure
  102
- Failure to Operate
  102
- Important Notice
  102
Part 17 - Replacement Parts

103
- Maintenance Notes
  114

NTI TRX120 Installation, Start-Up, Maintenance, Parts, Warranty

NTI TRX120 Installation, Start-Up, Maintenance, Parts, Warranty (108 pages)

Residential Condensing Gas Boiler

Brand: NTI | Category: Boiler | Size: 13 MB

Table of Contents

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NTI TRX120 Installation Quick Manual

NTI TRX120 Installation Quick Manual (21 pages)

Residential Condensing Gas Boiler

Brand: NTI | Category: Boiler | Size: 4 MB

Table of Contents

NTI TRX120 Conversion Instructions

NTI TRX120 Conversion Instructions (12 pages)

NATURAL TO PROPANE CONVERSION

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

Table of Contents

NTI TRX120 Conversion Instructions

NTI TRX120 Conversion Instructions (12 pages)

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

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