NTI TRX110CP Manuals

Manuals and User Guides for NTI TRX110CP. We have 1 NTI TRX110CP manual available for free PDF download: Installation, Start-Up, Maintenance, Parts, Warranty

NTI TRX110CP Installation, Start-Up, Maintenance, Parts, Warranty (108 pages)

Residential Condensing Gas Boiler

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

Table of Contents
5
Operation and Installation Warnings
6
Improper Combustion
7
Gas
7
When Servicing the Boiler
7
Boiler System
7
And DHW Loop Water Chemistry Requirements
8
Freeze Protection
8
Water Temperature Adjustment and Scalding
9
High Elevation Installations
9
Part 2 - before You Start
10
What's in the Box
10
Optional Equipment
12
Part 3 - Prepare the Boiler for Installation
13
Locating the Boiler
13
Leveling
14
Clearances for Service Access
14
Wall Mounting Considerations
15
Wall Mounting Instructions
15
Mounting to a Concrete Wall
15
Mounting to a Wood Studded Wall
16
Residential Garage and Closet Installations
17
Exhaust Vent and Intake Pipe
17
Direct Vent of Exhaust and Intake
17
Power Venting, Indoor Combustion Air in Confined or Unconfined Space
17
Carbon Monoxide Detectors
17
Prevent Combustion Air Contamination
18
Removing a Boiler from a Common Vent System
18
Technical Specifications
19
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
And DHW Pressure Relief Valves
26
Air Elimination Device
28
Low Water Cut-Off (Field Supplied)
28
Applications
28
Floor Drying Function
35
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
40
Applications
42
Direct Vent Installation of Exhaust and Intake
42
Venting through an Existing System
48
Power Venting, Indoor Combustion Air in Confined or Unconfined Space
49
Part 6 - Installing the Condensate Drain
50
Part 7 - Connecting Electrical Service
51
Wiring
51
Removing the Power Cord (to Hard Wire the Boiler)
52
Connecting Power (120V) for DHW and CH Circulators
53
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
60
Operation
60
Part 9 - Controls
61
Control and Display Overview
61
Ignition Procedure
62
Central Heating (CH) Temperature Adjustment
62
Domestic Hot Water (DHW) Temperature Adjustment
62
User Menu
63
INFO Menu
64
Date and Time (if ITIME Is Set to OFF)
64
Automatic Temperature Control (AUTO)
65
Type of Temperature Control
66
Slope of Outdoor Reset Curve
66
Parallel Shift of Reset Curve
67
Auto Boost
67
Room Temperature Day /Night
68
Time Programs - Heating Schedule
68
Automatic Summer / Winter Changeover
68
Technical Menu - Access and Navigation
69
Technical Menu - Menu Structure
70
Technical Menu - Complete Menu
71
Part 10 - Start-Up Preparation
79
Check / Control Water Chemistry
79
Check for Gas Leaks
79
Freeze Protection (When Used)
79
System Water Fill, Purge, and Test
80
Purge Air from DHW System
80
Check Thermostat Circuit(S)
80
Condensate Removal
80
Part 11 - Start-Up
82
First Ignition
82
Combustion Checking Procedure
83
Checking Combustion Parameters
85
Converting the Appliance from Natural Gas to Propane Operation
85
Part 12 - Installation Checklist
87
Part 13 - Troubleshooting
88
Boiler Protection Devices
88
Blocking Error
88
Lockout Error
88
Malfunction Warning
88
Boiler Error Codes
89
Procedures
93
Maintenance that May be Performed by the User
93
Maintenance Only to be Performed by a Qualified Service Technician
94
Replacing Components
98
After Maintenance Is Complete
101
Part 15 - Maintenance Report
101
Part 16 - Shutdown
103
Shutdown Procedure
103
Failure to Operate
103
Important
103
Part 17 - Maintenance Notes
104
Customer Installation Record Form
107

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