Laars MASCOT FT MFTCW, Инструкция по установке и эксплуатации

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Mascot FT Combination Boiler Page 33
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www.Laars.com Litho in U.S.A. © Laars Heating Systems 1503 Document 4288
800.900.9276
•
Fax 800.559.1583
(Customer Service, Service Advisors)
20 Industrial Way, Rochester, NH 03867
•
603.335.6300
•
Fax 603.335.3355 (Applications Engineering)
1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8
•
905.238.0100
•
Fax 905.366.0130
www.Laars.com
Document 4288
M
ascot FT Gas Conversion Kit
pg 4 of 4
Figure F (Conversion label)
19.
Once the CO2 and manifold pressure measurements for both MIN and MAX Fire are correct,
turn OFF the Control Display and set DIP switches 6 and 7 to the OFF position for
Nominal Fire (normal operation).
Turn the Control Display
back on when done.
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.
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 CO2 measurements.
Table C
Table D
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 _____ par______________
(nom et société_________________________________
responsable)___________________________________
_____________________________________________
CO
2
value
Natural Gas (NG) Propane Gas (LP)
2˝ VENT 3˝ VENT 2˝ VENT 3˝ VENT
MFTCW140
MAX FIRE 8.5 - 10.5% 9.5 - 11%
MIN FIRE 8 - 10% 9 - 10.5 %
Manifold pressure
Natural Gas (NG) Propane Gas (LP)
2˝ VENT 3˝ VENT 2˝ VENT 3˝ VENT
MFTCW140
MAX FIRE
-0.15” W.C -0.216” W.C -0.15” W.C -0.216” W.C
MIN FIRE
0” W.C 0.002” W.C 0.1” W.C 0.079” W.C
NOTE: Installer is required to verify combustion
settings as part of the installation process.
CO should not exceed 200 ppm.
H2373800-
4.13 Natural Gas to Propane Conversion
SECTION 4. Installation