Placing The Boiler - Dunkirk Q95M-200 Installation Manual

Gas-fired direct vent modulating hot water boiler
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FOUNDATION REQUIREMENTS
Boiler must be placed on level surface. Boiler is
NOT to be installed on carpeting.
1.
If boiler is not level condensate drain lines will not func-
tion properly. Adjustable feet are located on the boiler to
make up for minor surface irregularities or tilt.
2.
Wood frame or blocks may be used to raise boiler to
maintain drain pitch or to be above external condensate
pump reservoir.
REMOVAL OF EXISTING BOILER
FROM COMMON VENT SYSTEM
When an existing boiler is removed from a com-
mon venting system, the common venting system
is likely to be too large for proper venting of the
appliances remaining connected to it. At the time
of removal of an existing boiler, the following steps
shall be followed with each appliance remaining
connected to the common venting system placed
in operation, while the other appliances remaining
connected to the common venting system are not
in operation.
1. Seal any unused openings in the common
venting system.
2. Visually inspect the venting system for proper
size and horizontal pitch and determine there is
no blockage or restrictions, leakage, corrosion
and other deficiencies which could cause an un-
safe condition.
3. When it is practical, close all building doors
and windows and all doors between the space
!
WARNING
The boiler must be located on a surface that
can support the weight of the installed boiler.
The boiler should be placed to provide the most
direct connections to the combustion air, vent and
system piping as possible.
Place crated boiler as close to selected location
as possible and uncrate boiler. The uncrated boiler
NOTES:
VI - PLACING THE BOILER
!
in which the appliances remaining connected
to the common venting system are located and
other spaces of the building. Turn on clothes
dryer and any appliance not connected to the
common venting system. Turn on any exhaust
fans, such as range hoods and bathroom ex-
haust, so they will operate at maximum speed.
Do not operate a summer exhaust fan. Close
fire dampers.
4. Place in operation the appliance being inspect-
ed. Follow the lighting instructions. Adjust ther-
mostat so appliances will operate continuously.
5. Test for spillage at the draft hood relief open-
ing after 5 minutes of main burner operation. Use
the flame of a match or candle, or the smoke
from a cigarette, cigar or pipe.
6. After it has been determined that each ap-
pliance remaining connected to the common
venting system properly vents when tested as
outlined above, return doors, windows, exhaust
fans and any other gas-burning appliance to
their previous condition of use.
7. Any improper operation of the common vent-
ing system should be corrected so the instal-
lation conforms with the National Fuel Code,
NFPA-54/ANSI -Z223.1-latest revision, or sec-
tion 5 of CSA-B149 for Canadian standards.
When resizing any portion of the common vent-
ing system, the common venting system should
be resized to approach the minimum size as de-
termined using the appropriate tables in part 11
in the National Fuel Gas Code, NFPA-54/ANSI-
Z223.1-latest revision, or section 5 of CSA-B149
for Canadian standards.
may be moved into position with an appliance dol-
ly or 2-wheel hand truck. The dolly or hand truck
should be inserted under the right hand side of the
boiler. It is possible to slide the boiler for a short
distance on a smooth floor or surface.
NOTE: Refer to "Locating The Boiler" in Section V of this
manual for required clearances for servicing and mainte-
nance.
9

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