Laars NTV User Manual
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Laars NTV User Manual

Laars NTV User Manual

Neotherm boilers and water heaters
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User's Manual
FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician,
qualified in hot water boiler and heater installation and maintenance. Improper installation and/or operation
could create carbon monoxide gas in flue gases which could cause serious injury, property damage, or
death. Improper installation and/or operation will void the warranty.
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 or use gasoline or other
flammable vapors and liquids in the vicinity
of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not
use any phone in your building.
• Immediately call your gas supplier from a
nearby phone. Follow the gas supplier's
instructions.
• If you cannot reach your gas supplier, call
the fire department.
Installation and service must be performed
by a qualified installer, service agency, or gas
supplier.
WARNING
User's Manual for
N
T
EO
HERM
with the Touchscreen Display
Modulating Boiler
Model NTH
Sizes 285–850 MBTU/h
Water Heater
Model NTV
Sizes 150-850 MBTU/h
Assurez-vous de bien suivres les instructions
données dans cette notice pour réduire au
minimum le risque d'incendie ou d'explosion ou
pour éviter tout dommage matériel, toute blessure
ou la mort.
Ne pas entreposer ni utiliser d'essence ni
d'autres vapeurs ou liquides inflammables dans
le voisinage de cet appareil ou de tout autre
appareil.
QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ:
• Ne pas tenter d'allumer d'appareils.
• Ne touchez à aucun interrupteur. Ne pas vous
servir des téléphones dansle bâtiment où vous
vous trouvez.
• Appelez immédiatement votre fournisseur de
gaz depuis un voisin. Suivez les instructions
du fournisseur.
• Si vous ne pouvez rejoindre le fournisseur de
gaz, appelez le sservice des incendies.
L'installation et l'entretien doivent être assurés par
un installateur ou un service d'entretien qualifié ou
par le fournisseur de gaz.
Document 1331
®
AVERTISSEMENT

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Summary of Contents for Laars NTV

  • Page 1 Model NTH Sizes 285–850 MBTU/h Water Heater Model NTV Sizes 150-850 MBTU/h FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician, qualified in hot water boiler and heater installation and maintenance. Improper installation and/or operation could create carbon monoxide gas in flue gases which could cause serious injury, property damage, or death.

  • Page 2: Table Of Contents

    NeoTherm Boilers and Water Heaters Page 1 CONTENTS Familiarizing yourself to the Laars NeoTherm ....1 FOR YOUR SAFETY, PLEASE READ THIS BEFORE OPERATING ....2 What to Do If You Smell Gas ..........2 POUR VOTRE SÉCURITÉ, LISEZ AVANT DE METTRE EN MARCHE ......2 Que Faire si Vous Sentez une Odeur de Gaz ......2...

  • Page 3: For Your Safety, Please Read This Before Operating

    LAARS Heating Systems Page 2 FOR YOUR SAFETY - PLEASE READ THIS BEFORE OPERATING WARNING If you do not follow these instructions exactly, a fire or explosion may result, causing property damage, personal injury or loss of life. A. This unit does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand.

  • Page 4: Lighting The Unit

    NeoTherm Boilers and Water Heaters Page 3 LIGHTING THE UNIT 1. STOP! Read the safety information listed above. 2. Set the thermostat to the lowest setting. 3. Turn off all electric power to the unit. This unit is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand.

  • Page 5: Instructions De Mise En Marche

    LAARS Heating Systems Page 4 INSTRUCTIONS DE MISE EN MARCHE 1. ARRÊTEZ ! Lisez les instructions de sécurité sur la portion supérieure. 2. Réglez le thermostat à la temperature la plus basse. 3. Coupez l’alimentation électrique de l’appareil. 4. Cet appareil est dote d’un dispositif d’allumage qui allumera automatiquement le brûleur.

  • Page 6: Shutting Down The Neotherm

    NeoTherm Boilers and Water Heaters Page 5 SHUTTING DOWN THE NEOTHERM It may sometimes be necessary to shut down the NeoTherm. Here are the steps required to do this: 1. Switch off the main electrical disconnect switch. 2. Open the front cover and close the main manual gas valve. 3.

  • Page 7: The User Interface And On/Off Switch

    Page 34 LAARS Heating Systems LAARS Heating Systems Page 6 Section 8 Navigating the Touch Screen e home screen shows a picture of the Neo controller. e color of the controller depends on the status of the Neo erm, as shown below.
  • Page 8 Page 35 NeoTherm Boilers and Water Heaters Boilers and Water Heaters HERM Page 7 Screen Menu Icons (For some special safety-related functions, besides entering the correct password, the system will ask you to go through an additional “verifi cation” process. For more information, see the section on “Confi...
  • Page 9 Page 36 LAARS Heating Systems LAARS Heating Systems Page 8 surface of the screen.) Press OK to continue. The system will ask you to login before you make a change. (For more Each time you press a key, the system will respond information on logging in, see Section 8.2.)
  • Page 10 Page 37 NeoTherm Boilers and Water Heaters Boilers and Water Heaters HERM Page 9 Checking Individual Parameters From the ‘Home’ screen (Menu 9), press the icon for the controller. Menu 7. Safety Parameter Confi rmation For each group, check the list carefully. Press Yes if all of the parameters in the group have Menu 9.

  • Page 11: About Lockouts, Holds, And Alerts

    Page 38 LAARS Heating Systems LAARS Heating Systems Page 10 Confi guring Parameters In this section, we will give you a quick explanation of how to change parameters on the controller. From the Home Page screen (Menu 11), press the icon for the controller.

  • Page 12: Care, Inspection, And Service

    Page 39 NeoTherm Boilers and Water Heaters Boilers and Water Heaters HERM Page 11 Setting the Date and Time on the System Display The display includes an internal clock, which keeps track of the date and time. This setting is important, because log entries for Lockouts and Alerts include time listings.
  • Page 13 Page 40 LAARS Heating Systems LAARS Heating Systems Page 12 8.7 Confi guration Sub-Menus (ALL) 8.7.1 thru 8.7.15 are the Confi guration Sub-Menus. 8.7.1 System Identifi cation & Access Menu 18. Home Screen To navigate to the Confi guration Menu Screen, fi rst touch...

  • Page 14: Pump Connections

    DHW - Domestic Hot Water is used to confi gure the DHW NeoTherm is designed with a 5:1 turn down ratio. Any temperature parameters for water heaters (NTV) and for change to the minimum and maximum modulation rates indirect water heaters that are used with boiler (NTH) systems.

  • Page 15: Stack Limits

    Page 42 LAARS Heating Systems LAARS Heating Systems Page 14 8.7.8 Pump Connections (cont) 8.7.10 High Limits The System pump connections are located on terminal block 5 (TB5) in the control panel. The System pump contacts are rated for 120Vac, 7.4 Amps. To use the contacts, power must be supplied on one terminal with the other terminal wired to the pump or a relay controlling the pump.
  • Page 16 Customer Service and Product Support: 800.900.9276 • Fax 800.559.1583 Headquarters: Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 www.Laars.com Printed in U.S.A. © Laars Heating Systems 1506 Document 1331...

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