background image

User’s Manual 

Document 1319

H2372900-

 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 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.

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.

 AVERTISSEMENT

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 êtes.

•  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.

User’s Manual

M

ASCOT

 ® 

FT

Wall-Mounted, Modulating  

Gas, Condensing, Combination Boiler 

Model MFTCW

140,000 BTU/hr

• 

Natural Gas (NG) - Factory Configuration

• 

Propane Gas (LP) - Field-Convertible 

Summary of Contents for MASCOT FT MFTCW

Page 1: ...ses which could cause serious injury property damage or death Improper installation and or operation will void the warranty AVERTISSEMENT Assurez vous de bien suivres les instructions donn es dans cet...

Page 2: ...ilation of interior components Do not obstruct or block a free flow of air to the boiler to ensure proper ventilation If desired clean the jacket surfaces with a damp cloth and mild detergent Do not u...

Page 3: ...ion 11 CH Return Connection 12 CH Pressure Gauge 13 DHW Outlet Connection 14 Gas Inlet Connection 15 DHW Inlet Connection filter and flow restrictor Name of Component 16 Condensate Connection 17 Conde...

Page 4: ...and Operation 5 1 Control Dial and Buttons Temperature Specifications Operating ambient Temperature Range 10 to 60 C Buttons Functionality PRESS Tap PRESS and HOLD 5 seconds A Display Power Turns Con...

Page 5: ...TE The display will not allow changes when the lock mode is activated To exit the Lock mode press the button Mascot FT Combination Boiler Page 49 SECTION 5 Control Display and Operation 5 2 LCD Overvi...

Page 6: ...the Control Display will go through a Start Up checklist and briefly show a sequence of diagnostic codes before entering into the Operating Mode It will then display the following information Indicate...

Page 7: ...sed Default is 0 J oH Overheat temperature Current Overheat temperature L rt 1 PH Burner Opera tion Time Supply power time Supply power time x 100 hour 2 rh Burner operation time Burner operation time...

Page 8: ...s it can be changed Turn dial E clockwise to increase and counterclockwise to decrease until desired temperature is reached Press dial E to save setpoint changes and to Exit Indicate Example Current D...

Page 9: ...play and Operation 5 6 CH Set Point Change Mode Changing between Celsius and Fahrenheit When the button D is pressed for more than 5 seconds temperature unit will toggle between C and F To change Stor...

Page 10: ...LAARS Heating Systems Page 10 Notes...

Page 11: ...User s Manual Mascot FT Combination Boiler Water Heater Page 11 Notes...

Page 12: ...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 Litho in U S A Laars Heating Systems 1503 Document 131...

Reviews: