NTI TRX User's Information Manual

NTI TRX User's Information Manual

Residential condensing gas boiler

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User's
Information
Manual
User Operating
Instructions
NOTICE
The manufacturer reserves the right
to make product changes or updates
without notice and will not be held
liable for typographical errors in
literature.
The
surfaces
of
these
contacted by potable (consumable)
water contain less than 0.25% lead by
weight as required by the Safe Drinking
Water Act, Section 1417.
NOTE TO CONSUMER:
PLEASE KEEP ALL INSTRUCTIONS
FOR FUTURE REFERENCE.
products
Heat Exchanger Bears the ASME "H" Stamp
WARNING
IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY,
A FIRE OR EXPLOSION MAY RESULT, CAUSING PROPERTY DAMAGE,
PERSONAL INJURY, OR LOSS OF LIFE. DO NOT STORE GASOLINE OR
OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR
ANY OTHER BOILER.
• Do not try to light any boiler.
• Do not touch any electrical switch.
• Do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the
gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be provided by a qualified installer,
service agency, or the gas supplier.
Improper installation, adjustment, alteration, service, or maintenance could
void product warranty and cause property damage, severe personal injury,
or death.
California Proposition 65 Warning: This product contains chemicals
known to the State of California to cause cancer, birth defects, or other
reproductive harm.
Residential Condensing Gas Boiler
WHAT TO DO IF YOU SMELL GAS
TRX
TRX

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  • Page 1 User’s Information Residential Condensing Gas Boiler Manual User Operating Instructions NOTICE The manufacturer reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature. surfaces these products contacted by potable (consumable) water contain less than 0.25% lead by weight as required by the Safe Drinking Water Act, Section 1417.
  • Page 2 WARNING The combustion chamber insulation in this product contains ceramic fiber material. Ceramic fibers can be converted to cristobalite in very high temperature applications. The International Agency for Research on Cancer (IARC) has concluded, “Crystalline silica inhaled in the form of quartz or cristobalite from occupational sources is carcinogenic to humans (Group 1).” DO NOT, UNDER ANY CIRCUMSTANCES, OPEN THE COMBUSTION CHAMBER OF THIS BOILER! The combustion chamber of this boiler may be opened by a qualified service technician ONLY.
  • Page 3: Table Of Contents

    Table of Contents SPECIAL ATTENTION BOXES Part 1 - Product and Safety Information A. Before Operating the Boiler The following defined terms are used throughout this B. Primary Water manual to bring attention to the presence of hazards of C. Freeze Protection various risk levels or to important product information.
  • Page 4: Part 1 - Product And Safety Information

    When operating the boiler for the first time, ensure the connected The user should carefully read and understand the Operating gas type matches the boiler gas type. NTI boilers are factory set Information in this manual before operating this boiler.
  • Page 5: Primary Water

    Part 1 - Product and Safety Information Areas Likely to Have B. Primary Water Products to Avoid Contaminants • Do not attempt to clean the heating system. Call a qualified Spray cans containing Dry cleaning / laundry areas service technician for service. fluorocarbons and establishments •...
  • Page 6: Part 2 - Operating Instructions

    Part 2 - Operating Instructions AUTO COMFORT ON OFF MENU PAR CODE 7 8 9 Display Icon Description Digits Indicating: Figure 1 - Control and Display Overview • Boiler Status • Temperature indication ( F) with bar Item # Description level ON / OFF Button (see NOTICE below) •...
  • Page 7: Boiler Operation

    Part 2 - Operating Instructions Operating Mode A. Boiler Operation • Do not block flow of the boiler exhaust vent or intake pipe. • Should overheating occur or gas supply fail to shut off, do not turn Stand-by off or disconnect electrical supply to the circulator. Instead, shut off the gas supply at a location external to the boiler following the instructions on page 2.
  • Page 8: During Operation

    Exhaust gas entering the living space can cause carbon monoxide DO NOT use this boiler for any purposes other than those specifically poisoning. If exhaust gas should leak into the living space: described by NTI (to provide central heating and domestic hot water). • Shut down the boiler.
  • Page 9: User Menu

    C.H. active from 06:00 to 22:00 2 of the selected zone appears next to the P EXT Time program defined by REMOCON room unit or NTI NET app. heating symbol: Continue to change the setting as Outdoor Heating Curve Slope (only with AUTO function active) described above.
  • Page 10: Info Menu

    D.H.W. temperature [°F] (for boilers connected to an external storage with NTC probe) Outdoor temperature (only with external sensor connected) [°F] Room temperature (only with NTI room sensor connected) [°F] (Zone1 / 2) 430/530 Fan speed (%) Heating outlet setpoint temperature [°F] Exhaust flue temperature [°F]...
  • Page 11: Date And Time

    Outdoor temperature and program the system to suit your needs. K. Outdoor Heating Curve Parallel Shift If a room sensor (NTI accessory) is used, the boiler switches on / off 179 °F according to the current measured room temperature. If the ambient temperature is too hot or cold, regardless of the outdoor 179 °F...
  • Page 12: Room Temperature Day/Night

    Time program defined by external source (app or room unit). The details can not be displayed on the boiler display. Table 4 - Time programs heating NOTICE Time programs heating are active only with NTI Room Thermostat or Sensor...
  • Page 13: During Operation

    DO NOT use this boiler for any purposes other than those specifically severe personal injury, or death. described by NTI (to provide central heating and domestic hot water). Using this boiler for unapproved purposes WILL VOID the warranty, 2. Check Exhaust Vent and Intake Pipe for Proper Ventilation and could result in substantial property damage, serious personal Ensure there is sufficient ventilation while operating the boiler.
  • Page 14: Part 3 - Maintenance Schedule

    Part 2 - Operating Instructions Part 3 - Maintenance Schedule WARNING A. Owner Maintenance Periodically Important • Check area around the boiler. Contact a qualified service technician for assistance if a Lockout Error occurs frequently. Repeated Lockout Error conditions could •...
  • Page 15: Part 4 - Maintenance Procedures

    Part 4 - Maintenance Procedures DANGER The boiler must be inspected and serviced annually, preferably at the start of the heating season, by a qualified service technician. In addition, the maintenance and care of the boiler as outlined in this manual must be performed by the user/owner to assure maximum efficiency and reliability.
  • Page 16: Month Maintenance - To Be Performed By Owner

    Part 4 - Maintenance Procedures Visually inspect the intake piping for any signs of blockage. Inspect the valve does not weep after the line has had time to drain. If the the entire length of the intake pipe to ensure piping is intact and all valve weeps, lift the lever again to attempt to clean the valve seat.
  • Page 17: Part 5 - Troubleshooting For The User

    Part 5 - Troubleshooting for the User Review and perform the following initial diagnostic steps before calling a qualified service technician. Problem Possible Solution Make sure the the boiler is turned ON If the control panel display is blank, ensure the power cord is intact and plugged in. Check the circuit breaker or fuse box.
  • Page 18: Maintenance Notes

    Maintenance Notes...
  • Page 19 Maintenance Notes...
  • Page 20 Visit us online NTI Boilers Inc. 30 Stonegate Drive Saint John, NB E2H 0A4 Canada Technical Assistance: 1-800-688-2575 Website: www.ntiboilers.com Fax: 1-506-432-1135 420010970600...

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