Manual de instrucciones de Desa Tech CBN20

Manual de instrucciones del aparato Desa Tech CBN20

Aparato: Desa Tech CBN20
Categoría: Calefacción de gas
Fabricante: Desa Tech
Tamaño: 1.74 MB
Fecha de añadido: 5/21/2013
Número de páginas: 28
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Resúmenes de contenidos
Resumen del contenido incluido en la página 1

UNVENTED (VENT-FREE)
BLUE FLAME GAS HEATER
SAFETY INFORMATION AND
INSTALLATION MANUAL
For more information, visit www.desatech.com
For more information, visit www.desatech.com
CBN20, CBP20
CBN20T, CBP20T
CBN30T, CBP30T
WARNING: Improper installation,
WARNING: If the information in this manual is not
adjustment, alteration, service, or
followed exactly, a fire or explosion may result caus-
maintenance can cause injury or
ing property damage, personal injury, or loss of life.
property damage. Refe

Resumen del contenido incluido en la página 2

TABLE OF CONTENTS 2 SAFETY INFORMATION TABLE OF CONTENTS SAFETY INFORMATION ............................................................ 2 SERVICE HINTS....................................................................... 16 LOCAL CODES ........................................................................... 3 TECHNICAL SERVICE ............................................................. 16 SERVICE PUBLICATIONS ....................................................... 16 PRODUCT IDENTIFICATI

Resumen del contenido incluido en la página 3

SAFETY INFORMATION 3 LOCAL CODES 3 PRODUCT IDENTIFICATION UNPACKING PRODUCT FEATURES SAFETY INFORMATION PRODUCT IDENTIFICATION 3. If you smell gas Control Knob & Ignitor Button • shut off gas supply (not seen from this view) • do not try to light any appliance • do not touch any electrical switch; do not use any phone in your building • immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions • if you cannot reach your gas supplier, call the fire departm

Resumen del contenido incluido en la página 4

AIR FOR COMBUSTION AND VENTILATION Providing Adequate Ventilation 4 AIR FOR COMBUSTION AND VENTILATION Unusually tight construction is defined as construction WARNING: This heater shall not be installed in a where: confined space or unusually tight construction un- a. walls and ceilings exposed to the outside atmosphere less provisions are provided for adequate combustion have a continuous water vapor retarder with a rating and ventilation air. Read the following instructions to -11 2 of one pe

Resumen del contenido incluido en la página 5

AIR FOR COMBUSTION AND VENTILATION 5 Determining Fresh-Air Flow For Heater Location 5 AIR FOR COMBUSTION AND VENTILATION Continued 4. Compare the maximum Btu/Hr the space can support with the actual DETERMINING FRESH-AIR FLOW FOR amount of Btu/Hr used. HEATER LOCATION __________________ Btu/Hr (maximum the space can support) Determining if You Have a Confined or __________________ Btu/Hr (actual amount of Btu/Hr used) Unconfined Space Example: 51,200 Btu/Hr (maximum the space can support) Use th

Resumen del contenido incluido en la página 6

AIR FOR COMBUSTION AND VENTILATION Ventilation Air 6 AIR FOR COMBUSTION AND VENTILATION 12" Continued VENTILATION AIR Ventilation Grills Ventilation Air From Inside Building Into Adjoining Room, Ventilation Option 2 This fresh air would come from an adjoining unconfined space. Grills Or into Adjoining Remove When ventilating to an adjoining unconfined space, you must Room, Door into provide two permanent openings: one within 12" of the ceiling and Option 1 Adjoining one within 12" of the f

Resumen del contenido incluido en la página 7

INSTALLATION 7 Check Gas Type 7 Installation Items Locating Heater INSTALLATION NOTICE: This heater is intended for use as supple- WARNING: Never install the heater mental heat. Use this heater along with your primary • in a bedroom or bathroom heating system. Do not install this heater as your • in a recreational vehicle primary heat source. If you have a central heating • where curtains, furniture, clothing, or other flam- system, you may run system’s circulating blower mable objects are less

Resumen del contenido incluido en la página 8

INSTALLATION Thermostat Sensing Bulb 8 Installing Heater To Wall INSTALLATION Continued THERMOSTAT SENSING BULB Removing Front Panel Of Heater 1. Remove the four painted screws, two on each side of front panel. The thermostat sensing bulb has been placed inside the heater for protection during shipping. 2. Pull bottom of front panel forward, then out. 3. Remove any remaining packaging materials. Locating Thermostat Sensing Bulb (for thermostat applications) 1. Remove front panel of heater (see F

Resumen del contenido incluido en la página 9

INSTALLATION 9 Installing Heater To Wall (Cont.) 9 INSTALLATION Continued 2. Mark screw locations on wall (see Figure 8). Attaching To Wall Anchor Method Note: Only mark last hole on each end of mounting bracket. For attaching mounting bracket to hollow walls (wall areas between Insert mounting screws through these holes only. studs) or solid walls (concrete or masonry) 3. Remove tape and mounting bracket from wall. 1. Drill holes at marked locations using 5/16" drill bit. For solid walls (concr

Resumen del contenido incluido en la página 10

INSTALLATION Installing Heater To Wall (Cont.) 10 Mounting Heater To Floor INSTALLATION Continued Installing Bottom Mounting Screws MOUNTING HEATER TO FLOOR 1. Locate two bottom mounting holes. These holes are near bot- Mounting Base Feet to Heater tom on back panel of heater (see Figure 12). 1. Lay heater cabinet on its back on a table with the heater bot- 2. Mark screw locations on wall. tom overhanging the table edge. 3. Remove heater from mounting bracket. 2. Align holes in base foot with mo

Resumen del contenido incluido en la página 11

INSTALLATION 11 Connecting To Gas Supply 11 INSTALLATION Continued Typical Inlet Pipe Diameters CONNECTING TO GAS SUPPLY 20,000 Btu/Hr Models - 3/8" or greater WARNING: This appliance requires a 3/8" NPT 30,000 Btu/Hr Models - 1/2" or greater (National Pipe Thread) inlet connection to the pres- sure regulator. Installation must include equipment shutoff valve, union, and plugged 1/8" NPT tap. Locate NPT tap within reach for test gauge hook up. NPT tap must be upstream from heater (see Figure 15

Resumen del contenido incluido en la página 12

INSTALLATION Checking Gas Connections 12 INSTALLATION Continued CHECKING GAS CONNECTIONS Pressure Testing Heater Gas Connections 1. Open equipment shutoff valve (see Figure 16). WARNING: Test all gas piping and connections 2. For natural gas open main gas valve located on or near gas for leaks after installing or servicing. Correct all leaks meter. For propane/LP gas open propane/LP supply tank valve. at once. 3. Make sure control knob of heater is in the OFF position. 4. Check all joints from

Resumen del contenido incluido en la página 13

OFF HI OPERATING HEATER 13 For Your Safety Read Before Lighting 13 Lighting Instructions OPERATING HEATER Note: You may be running this heater for the first time FOR YOUR SAFETY READ after hooking up to gas supply. If so, the control knob may BEFORE LIGHTING need to be pressed in for 30 seconds or more. This will al- low air to bleed from the gas system. WARNING: If you do not follow these instructions • If control knob does not pop up when released, contact a exactly, a fire or explosion may r

Resumen del contenido incluido en la página 14

OPERATING HEATER To Turn Off Gas To Appliance 14 Thermostat Control Manual Lighting Procedure INSPECTING HEATER Pilot Flame Pattern OPERATING HEATER INSPECTING HEATER Continued Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN TO TURN OFF GAS TO APPLIANCE Figure 21 shows a correct pilot flame pattern. Figure 22 shows an incorrect pilot flame pattern. The incorrect pilot flame is not Shutting Off Heater touching the thermocouple. This will cause the thermocouple to 1.

Resumen del contenido incluido en la página 15

INSPECTING HEATER 15 Burner Flame Heater 15 CLEANING AND MAINTENANCE ODS/Pilot and Burner Cleaning Burner Pilot Air Inlet Cabinet ODS/PILOT AND BURNER INSPECTING HEATER • Use a vacuum cleaner, pressurized air, or small, soft bristled Continued brush to clean. BURNER FLAME PATTERN CLEANING BURNER PILOT AIR INLET The primary air inlet holes allow the proper amount of air to mix with WARNING: If yellow tipping occurs, your heater the gas. This provides a clean burning flame. Keep these holes clear

Resumen del contenido incluido en la página 16

SPECIFICATIONS SERVICE HINTS 16 TECHNICAL SERVICE SERVICE PUBLICATIONS SPECIFICATIONS CBN20/CBN20T CBN30T Btu (Variable) 10,000/20,000 15,000/30,000 Type Gas Natural Only Natural Only Ignition Piezo Piezo Pressure Regulator Setting 3" W.C. 3" W.C. Inlet Gas Pressure (in. of water) Maximum 10.5" 10.5" Minimum 4" 4" Dimensions, Inches (H x W x D) Heater (Includes knobs & grill) 26.25 x 18.25 x 7 26.25 x 25.75 x 7 Carton 28.25 x 21.25 x 9 28.25 x 29 x 9 Weight (pounds) Heater 20 28 Shipping 25 33

Resumen del contenido incluido en la página 17

TROUBLESHOOTING 17 17 TROUBLESHOOTING WARNING: Turn off and un- CAUTION: Never use a wire, plug heater and let cool before needle, or similar object to clean Note: For additional help, visit DESA servicing. Only a qualified ser- ODS/pilot. This can damage ODS/ International’s technical service web site vice person should service and pilot unit. at www.desatech.com. repair heater. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignit

Resumen del contenido incluido en la página 18

TROUBLESHOOTING 18 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after ODS/pilot is lit 1. Burner orifice is clogged 1. Clean burner (see Cleaning and Mainte- nance, page 15) or replace burner orifice 2. Inlet gas pressure is too low 2. Contact local natural or propane/LP gas company Delayed ignition of burner 1. Manifold pressure is too low 1. Contact local natural or propane/LP gas company 2. Burner orifice is clogged 2. Clean burner (see Cleaning and M

Resumen del contenido incluido en la página 19

TROUBLESHOOTING 19 19 TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, ci

Resumen del contenido incluido en la página 20

ILLUSTRATED PARTS BREAKDOWN CBN20, CBP20 20 ILLUSTRATED PARTS BREAKDOWN 7 15 CBN20 1 22 CBP20 21 4 20 9 18 17 12 13 11 10 9 14 19 8 5 16 6 3 2 For more information, visit www.desatech.com For more information, visit www.desatech.com 107882-01E


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