Manual de instrucciones de Lennox International Inc. SL280UH090V48B

Manual de instrucciones del aparato Lennox International Inc. SL280UH090V48B

Aparato: Lennox International Inc. SL280UH090V48B
Categoría: Horno
Fabricante: Lennox International Inc.
Tamaño: 3.31 MB
Fecha de añadido: 4/1/2014
Número de páginas: 72
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Resúmenes de contenidos
Resumen del contenido incluido en la página 1

INSTALLATION
INSTRUCTIONS
 2011 Lennox Industries Inc.
Dallas, Texas, USA
SL280UHV
®
DAVE LENNOX SIGNATURE
COLLECTION GAS FURNACE
UPFLOW / HORIZONTAL AIR DISCHARGE
506763−01
06/2011
Litho U.S.A.
Supersedes 03/2011
THIS MANUAL MUST BE LEFT WITH THE
HOMEOWNER FOR FUTURE REFERENCE
This a safety alert symbol and should never be ignored.
When you see this symbol on labels or in manuals, be alert
to the potential for personal injury or death.
CAUTION
UPFLOW
As with any mechanical equipment, personal

Resumen del contenido incluido en la página 2

Unit Dimensions − inches (mm) 1 NOTE − 60C and 60D units that require air volumes over 1800 cfm 3−1/8 (79) (850 L/s) must have one of the following: 1. Return air from single side transition will accommodate 20 x 25 x1 in. (508 x 635 x 25) cleanable air filter. (Required to maintain proper air D velocity) 2. Single side return air with optional RAB Return Air Base. 3. Return air from bottom and one side. SUPPLY AIR FLUE OUTLET 4. Return air from both sides. OPENING (Top) 5. Return air from bo

Resumen del contenido incluido en la página 3

Parts Arrangement HEAT EXCHANGER COMBUSTION AIR INDUCER COMBUSTION AIR INDUCER PRESSURE SWITCH GAS VALVE CABINET ROLLOUT SWITCH BURNER BOX INNER BLOWER ACCESS PANEL CONTROL BOX (Includes two−stage integrated control, SIGHT GLASS transformer and circuit breaker) ACCESS PANEL BLOWER ASSEMBLY FIGURE 1 Page 3

Resumen del contenido incluido en la página 4

SL280UHV Gas Furnace WARNING Improper installation, adjustment, alteration, service The SL280UHV gas furnace is equipped with a two−stage, or maintenance can cause property damage, person- variable speed integrated control. the control is compat- al injury or loss of life. Installation and service must ible with: be performed by a licensed professional installer (or ® Communicating thermostats − icomfort Touch . equivalent), service agency or the gas supplier. Non−comunicating thermostats − Comf

Resumen del contenido incluido en la página 5

Temperature Rise The SL280UHV furnace may be installed in alcoves, clos- ets, attics, basements, garages, and utility rooms in the up- NOTE − Furnace must be adjusted to obtain a temperature flow or horizontal position. rise(high and low fire) within the range(s) specified on the unit This furnace is not designed for installation in mobile nameplate. Failure to do so may cause erratic limit operation homes, recreational vehicles, or outdoors. and may result in premature heat exchanger failure. N

Resumen del contenido incluido en la página 6

 Place the furnace as close to the center of the air dis- needs and requirements for exhaust vents and gas piping. tribution system as possible. The furnace should also be A portion of this information has been reprinted with per- located close to the chimney or vent termination point. mission from the National Fuel Gas Code (ANSI-Z223.1). This reprinted material is not the complete and official posi-  Do not install the furnace where drafts might blow direct- tion of the ANSI on the reference

Resumen del contenido incluido en la página 7

Unconfined Space Air from Inside An unconfined space is an area such as a basement or If the confined space that houses the furnace adjoins a large equipment room with a volume greater than 50 cubic space categorized as unconfined, air can be brought in by 3 feet (1.42 m ) per 1,000 Btu (.29 kW) per hour of the com- providing two permanent openings between the two bined input rating of all appliances installed in that space. spaces. Each opening must have a minimum free area of 1 2 This space al

Resumen del contenido incluido en la página 8

EQUIPMENT IN CONFINED SPACE ALL AIR FROM OUTSIDE (Inlet Air from Crawlspace and Outlet Air to Ventilated Attic) CHIMNEY OR GAS VENT VENTILATION LOUVERS (Each end of attic) OUTLET AIR WATER FURNACE HEATER INLET VENTILATION AIR LOUVERS (For unheated crawl space) AIR FLOW NOTE−The inlet and outlet air openings shall each have a free area of at least one square inch (645 2 mm ) per 4,000 Btu (1.17 kW) per hour of the total input rating of all equipment in the enclosure. FIGURE 3 EQUIPMENT IN CONFINE

Resumen del contenido incluido en la página 9

Upflow Applications Setting Equipment Allow for clearances to combustible materials as indicated on the unit nameplate. Minimum clearances for closet or al- WARNING cove installations are shown in figure 7. Do not install the furnace on its front or its back. Do Upflow Application Installation Clearances not connect the return air ducts to the back of the fur- nace. Doing so will adversely affect the operation of Top the safety control devices, which could result in per- sonal injury or death. T

Resumen del contenido incluido en la página 10

Return Air −− Upflow Applications Single Side Return Air Return air can be brought in through the bottom or either (with transition and filter) side of the furnace installed in an upflow application. If the furnace is installed on a platform with bottom return, make an airtight seal between the bottom of the furnace and the platform to ensure that the furnace operates properly and safely. The furnace is equipped with a removable bottom 20” X 25” X 1” panel to facilitate installation. (508mm X635

Resumen del contenido incluido en la página 11

Removing the Bottom Panel Horizontal Applications Remove the two screws that secure the bottom cap to the The SL280UHV furnace can be installed in horizontal ap- furnace. Pivot the bottom cap down to release the bottom plications. Order kit number 51W10 (or use equivalent) panel. Once the bottom panel has been removed, reinstall from Lennox. the bottom cap. See figure 10. Allow for clearances to combustible materials as indicated on the unit nameplate. Minimum clearances for closet or al- Removi

Resumen del contenido incluido en la página 12

TABLE 1 Horizontal Application Unit Installed on Platform Filter Size Furnace Cabinet Width Line contact is permissible Side Return Bottom Return See the unit nameplate for 14−1/2" 16 X 25 X 1 (1) 14 X 25 X 1 (1) clearances. 17−1/2" 16 X 25 X 1 (1) 16 X 25 X 1 (1) 21" 16 X 25 X 1 (1) 20 X 25 X 1 (1) 24−1/2" 16 X 25 X 1 (2) 24 X 25 X 1 (1) GAS ENTRY VENT Duct System PIPE Use industry-approved standards (such as those pub- lished by Air Conditioning Contractors of America or Ameri- can Society of

Resumen del contenido incluido en la página 13

1 − Remove the four mounting screws (figure 14) which Venting secure the combustion air inducer / pressure switch A 4−inch diameter flue transition is factory-installed on the assembly to the orifice plate. Lift and rotate the assem- combustion air inducer outlet of all models. Figure 15 bly 90 degrees clockwise or counter clockwise to either shows the combustion air inducer as shipped from the the 3 o’clock position or to 9 o’clock position and re−se- factory. cure with four screws. Gasket sho

Resumen del contenido incluido en la página 14

Horizontal Position HORIZONTAL RIGHT POSITION HORIZONTAL LEFT POSITION Top Vent Discharge Top Vent Discharge vent pipe vent pipe pressure switch pressure switch flue transition cover plate flue AIR transition AIR FLOW FLOW collector box cover plate make−up box collector box make−up box  Disconnect pressure switch hose from barbed fitting on the pres-  Gas supply piping must be brought into the unit from the bottom sure switch assembly. Remove pressure switch assembly (1 in order to accommoda

Resumen del contenido incluido en la página 15

The SL280UHV series units are classified as fan−assisted Use self−drilling sheet metal screws or a mechanical fas- tener to firmly secure the vent pipe to the round collar of the Category I furnaces when vertically vented according to flue transition. If self−drilling screws are used to attach the the latest edition of National Fuel Gas Code (NFPA 54 / vent pipe, it is recommended that three be used. Drive one ANSI Z223.1) in the USA. A fan−assisted Category I fur- self−drilling screw through th

Resumen del contenido incluido en la página 16

Common Venting Using Tile−Lined Interior Masonry Chimney and Combined Vent Connector MINIMUM LENGTH = AS SHORT AS PRACTICAL. INTERIOR TILE−LINED FOR MAXIMUM LENGTH SEE NOTE TO LEFT MASONRY CHIMNEY NOTE− Refer to provided venting tables for installations. NOTE − the chimney must be properly sized per provided venting tables or lined with listed metal lining system. VENT CONNECTOR OTHER PERMANENTLY APPLIANCE SEALED FIREPLACE OPENING FURNACE AIR FLOW FIGURE 24 Never connect a Category I appliance t

Resumen del contenido incluido en la página 17

6 − The entire length of single wall metal vent connector flue collar by self−drilling screws or other approved shall be readily accessible for inspection, cleaning, means, except vent connectors of listed type B vent material which shall be assembled according to the and replacement. manufacturer’s instructions. Joints between sections 7 − Single appliance venting configurations with zero lat- of single wall connector piping shall be fastened by eral lengths (tables 3 and 4) are assumed to ha

Resumen del contenido incluido en la página 18

TABLE 3 Capacity of Type B Double−Wall Vents with Type B Double−Wall Connectors Serving a Single Category I Appliance Vent and Connector Diameter − D (inches) Height Lateral 3 Inch 4 Inch 5 Inch 6 Inch H L Appliance Input Rating in Thousands of Btu Per Hour (feet) (feet) MIN MAX MIN MAX MIN MAX MIN MAX 0 0 78 0 152 0 251 0 375 2 13 51 18 97 27 157 32 232 6 4 21 49 30 94 39 153 50 227 6 25 46 36 91 47 149 59 223 0 0 84 0 165 0 276 0 415 2 12 57 16 109 25 178 28 263 8 5 23 53 32 103 42 171 53 255

Resumen del contenido incluido en la página 19

TABLE 4 Capacity of Type B Double−Wall Vents with Single−Wall Metal Connectors Serving a Single Category I Appliance Vent and Connector Diameter − D (inches) Height Lateral 3 Inch 4 Inch 5 Inch 6 Inch H L Appliance Input Rating in Thousands of Btu Per Hour (feet) (feet) MIN MAX MIN MAX MIN MAX MIN MAX 0 38 77 59 151 85 249 126 373 2 39 51 60 96 85 156 123 231 6 4 NR NR 74 92 102 152 146 225 6 NR NR 83 89 114 147 163 220 0 37 83 58 164 83 273 123 412 2 39 56 59 108 83 176 121 261 8 5 NR NR 77 102

Resumen del contenido incluido en la página 20

TABLE 5 Vent Connector Capacity Type B Double−Wall Vents with Type B Double−Wall Connectors Serving Two or More Category I Appliances Vent and Connector Diameter − D (inches) Vent Connector 3 Inch 4 Inch 5 Inch 6 Inch Height Rise H R Appliance Input Rating in Thousands of Btu Per Hour (feet) (feet) MIN MAX MIN MAX MIN MAX MIN MAX 1 22 37 35 66 46 106 58 164 2 23 41 37 75 48 121 60 183 6 3 24 44 38 81 49 132 62 199 1 22 40 35 72 49 114 64 176 2 23 44 36 80 51 128 66 195 8 3 24 47 37 87 53 139 67


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