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LAARS Heating Systems

Page 2

M

ASCOT

 ® 

FT

1. 

Familiarizing yourself to the Laars 

CONTENTS                                        Pgs -       

1. Familiarizing yourself to the Laars Mascot FT .......

2

2. Caring For Your Mascot FT ...................................

2

3. Start Up and Shut Down.  ......................................

4

4. Control Setup and Operation ............................

4-10

The Mascot FT is a highly efficient, wall 

mounted, condensing and fully modulating, 

residential boiler and boiler. This Users Manual 

will guide you into the basics of operating your 

Mascot FT

Please reference the Installation and Operation 

Manual for complete details.  Laars Doc# 1318

2. Caring For Your Mascot FT

Your Mascot FT will require very little 

maintenance. However, as with any fine appliance 

there are certain steps that should be taken to ensure 

continuing optimum performance.

2.1  General Care

Keep the area around the Mascot FT clean and 

free from combustible materials, gasoline and other 

flammable liquids and vapors.

The Mascot FT must be completely isolated and 

protected from any source of corrosive chemical fumes 

such as trichlorethylene, perchlorethylene, chlorine, 

etc.

Keep bottom and top openings on the boiler free 

for proper ventilation 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 use flammable 

cleaning materials.

If sidewall vented, keep the vent terminal clear 

of obstructions — do not allow snow to cover the vent 

terminal. Clean the intake screen often, and then 

develop an appropriate 

maintenance schedule.

2.2  Annual Inspection of Flue and Vents

Visually inspect the vent pipe once a year. Should 

any deterioration exist, have the affected parts replaced 

by a qualified service person.

2.3  In the Event of a Power Failure

The Mascot FT can not be operated during an 

electrical power outage. If there is an extended power 

outage with danger from freezing, then the Mascot 

FT (and all other water systems) should be drained 

completely. When draining the boiler, turn off main 

electrical disconnect switch. When placing back in 

service, refer to Section 3 of this Manual for instruction. 

All draining and filling must only be done by a qualified 

service person.

2.4  Full Service Every Year

In addition to the annual visual inspections, a 

qualified service agency should conduct a detailed 

inspection of all flue product carrying areas of the boiler 

and its venting system.

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...

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