Laars MASCOT FT MFTCW Installation And Operation Instructions Manual page 35

Mascot FT Combination Boiler
SECTION 4. Installation
M
ascot FT Gas Conversion Kit
4.13 Natural Gas to Propane Conversion
WARNING
Always make sure that the Control Display is turned
OFF before changing any DIP switch. Then turn Control
Display back ON to continue with CO 2 measurements.
CO value
2
MAX FIRE
MFTCW140
MIN FIRE
Table C
Manifold pressure
MAX FIRE
MFTCW140
MIN FIRE
Table D
19.
Once the CO 2 and manifold pressure measurements for both MIN and MAX Fire are correct,
turn OFF the Control Display
Nominal Fire (normal operation).
Turn the Control Display
20.
Write in the correct Conversion Date and the Technicians Name to the included gas
conversion sticker. See Figure F. Then apply that sticker adjacent to the rating plate.
21.
Put the boiler cover back on and assemble/tighten the 4 screws that hold the cover in place.
This unit was converted on ____/____/___to _____gas
with kit #____________by______________________
(name and company __________________________
accountable)_________________________________
___________________________________________
Cette unité a été converti ____/____/____ten ______gaz
en utilisant le kit numéro _____
(nom et société_________________________________
responsable)___________________________________
_____________________________________________
Natural Gas (NG)
2˝ VENT 3˝ VENT
8.5 - 10.5%
8 - 10%
Natural Gas (NG)
2˝ VENT 3˝ VENT
-0.15" W.C -0.216" W.C
0" W.C 0.002" W.C
and set DIP switches 6 and 7 to the OFF position for
back on when done.
par______________
Customer Service and Product Support:
20
Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355
800.900.9276 • Fax 800.559.1583
Headquarters:
1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130
20 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
www.Laars.com
NOTE: Installer is required to verify combustion
settings as part of the installation process.
CO should not exceed 200 ppm.
Propane Gas (LP)
2˝ VENT 3˝ VENT
9.5 - 11%
9 - 10.5 %
Propane Gas (LP)
2˝ VENT 3˝ VENT
-0.15" W.C -0.216" W.C
0.1" W.C 0.079" W.C
Figure F (Conversion label)
800.900.9276 • Fax 800.559.1583
(Customer Service, Service Advisors)
Litho in U.S.A. © Laars Heating Systems 1503 Document 4288
Page 33
Document 4288
(Applications Engineering)
pg 4 of 4