Bard Bayrd Furnace 403293A User Manual
Page 4
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SECTION
_________________________ TABiE Of CONTENTS____________________________________ PAPE
PREPARING TO INSTALL FURNACE.............................................................................................................................. 2
IMPORTANT SAFETY RULES.......................................................................................................................................... 3
MEETING CODES............................................................................................................................................................. 3
ALLOWING FOR CLEARANCES.......................................................................................................................................7
SUSPENDING FURNACE................................................................................................................................................. 8
PROVIDING FOR PROPER VENTING ................................................................................. -........................................13
INSTALLING GAS PIPING.............................................................................................................................................. 18
SEQUENCE OF OPERATION......................................................................................................................................... 20
INSTALLING DUCTWORK.............................................................................................................................................. 20
SELECTING AND INSTALLING FILTER FRAMES.........................................................................................................23
ADJUSTING PILOT..........................................................................................................................................................25
ADJUSTING MANIFOLD PRESSURE.............................................................................................................................26
CHECKING GAS INPUT.................................................................................................................................................. 27
ORIFICE SIZE.................................................................................................................................................................. 29
DERATING FOR HIGH ALTITUDES............................................................................................................................... 29
ADJUSTING BLOWER SPEED....................................................................................................................................... 30
CHECKING CONTROLS................................................................................................................................................. 33
BLOWER TIMINGS..........................................................................................................................................................33
PREPARING TO INSTALL TURNACB.
A. Literature.
Review this manual. Users’ Information Manual and Parts
List. In particular, see User's Information Manual and
Parts List for location and identification of furnace com
ponents.
After installing furnace, give this Installers' Information
Manual, Users' Information Manual, Warranty and Parts
List to user. You may have questions as you install the
furnace. If you need help on any of the installation in
structions or other matters relating to the furnace, contact
the office where you bought the furnace. You may also
refer to the furnace rating plate for a contact name.
B, Installation Positions.
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
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28
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29
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30
SICTION
1 -
VENT
OUTLET
VENT
OUTLET
VENT
OUTLET
HORiZONTAL
LEFT SIDE DOWN
TVPE 1
UPftOW
TVPE 2
HORIZONTAL
RIGHT SIDE OOWN
TVPE 3
FIGURE 1
1.
You may install furnace as-shipped in an upflow or
horizontal configuration in one of three positions
shown in Figure 1.
2.
You may convert furnace quickly and easily from its
as-shipped configuration. After conversion, you can
install it as a downflow or horizontal furnace In one
of three positions shown in Figure 2.