Instructions / Assembly

ManualsBrandsCozy ManualsGas Wall Heaters15,000 BTU Direct-Vent Natural Gas Wall Furnace

1019061-BPage 1

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vapors and liquids in the vicinity of this or any

other appliance.

— WHAT TO DO IF YOU SMELL GAS

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instructions.

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supplier.

WARNING:

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personal injury or loss of life.

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DIRECT VENT

WALL FURNACE

Installation and

Operating Instructions

Cozy Heating Systems, LLC | cozyheaters.com | 855-589-5380 | 3230 Industrial Pkwy | Jeffersonville, IN 47130

CDV15-D

CDV25-D

CDV30-D

The appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile home,

where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate. This

appliance is not convertible for use with other gases, unless a certied kit is used.

- The coating selected to provide longer

life to the heat exchanger  

   . Provide

adequate ventilation if this occurs.

- Installation, maintenance, service,

troubleshooting & repairs must be performed

by a qualied service agency. DO NOT

attempt any of these procedures if you are

not qualied as this could expose you to

property damage, personal injury, or loss of

life and will invalidate all warranties.

- This unit is for residential use only and is not

approved for installation in greenhouses,

or environments involving dusty, wet,

corrosive, or explosive conditions. Such

conditions will invalidate the warranty and

may create unsafe conditions.

Natural Gas - CDV155D, CDV255D, CDV305D | Propane Gas - CDV156D, CDV256D, CDV306D

Summary of content (24 pages)

PAGE 1
DIRECT VENT WALL FURNACE Installation and Operating Instructions Natural Gas - CDV155D, CDV255D, CDV305D | Propane Gas - CDV156D, CDV256D, CDV306D ! WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. CDV25-D CDV30-D — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
PAGE 2
CONTENTS READ CAREFULLY BEFORE INSTALLING UNIT Before Installation Standards ............................................ 2 Specifications ...................................... 3 Introduction ......................................... 3 Safety .............................................. 3 - 4 Venting ................................................ 4 Clearances .....................................
PAGE 3
SPECIFICATIONS & DIMENSIONS Your Direct Vent Wall Furnace is shipped complete in one carton. This carton contains the furnace, vent cap, vent tube, air inlet tube, template with rough-in dimensions, installation and operating instructions, and the thermostat with thermostat wire. NOTE: There will be two cartons if an optional vent kit or blower is purchased.
PAGE 4
SAFETY - Continued It is imperative that control compartments, burner, and circulating air passageways of the furnace be kept clean. 16. Do not install in a closet, alcove, or small hallway where the furnace could be isolated from the space to be heated by closing a door. 17. Do not put anything around the furnace or vent cap that will obstruct the flow of combustion and ventilation air. 18.
PAGE 5
CLEARANCES G H D E A B B Inside Corner Detail B C FIXED D CLOSE OPERA = Vent Terminal F = Air Supply Inlet BLE BLE OPERA FIXED D CLOSE B B A I M K J B = Area where terminal is not permitted REFERENCE LETTER TO DRAWING CANADIAN INSTALLATIONS* U.S.
PAGE 6
CLEARANCES - Continued 1. If the wall furnace is installed directly on carpeting, tile or any combustible material other than wood flooring, the wall furnace shall be installed on a metal plate or wood panel secured to the floor, extending the full width and depth of the wall furnace. 2. RESIDENTIAL GARAGE INSTALLATION: Gas utilization equipment in residential garages shall be installed so that all burners and burner ignition devices are located not less than 18 inches (46cm) above the floor.
PAGE 7
INSTALLATION ! WARNING: Failure to follow these instructions carefully could result in poor performance, property damage, personal injury or death. STEP 1. LOCATE VENT OPENING Locate wall studs and center 9” vent opening a minimum of 22” for CDV15 or 24-1/8” for CDV25/30 above the floor. To locate furnace at minimum clearance from floor, remove template from carton and set on floor at location desired. For model CDV15: For model CDV25/30: Position template no closer than 1” from either side wall.
PAGE 8
INSTALLATION FOR ALTERNATE WALL DIMENSIONS 9” TO 15" WALLS ( CDV15 / CDV25-D ) For 9" to 15" wall use Vent Kit No. VK1525/9-15-B. Do not attempt to lengthen the exhaust tube, air intake tube, or wall thimble extension provided with furnace or the VK1525/9-15-B Vent Kit. Disconnect the air intake tube, and the exhaust tube from the back of the furnace and discard. See Figure 6. Replace with exhaust tube and air intake tube from Kit No. VK1525/9-15-B.
PAGE 9
INSTALLATION FIG. 4 18" CDV15-D CDV25/30-D Cabinet 34-1/2" 9” Dia. Opening 9" Dia. Opening 9" 29-3/4" 31-3/4" Gas Valve Inlet 22" 8" 1/2" 1/2” Min. Center Line Pipe Elbow 1/8” N.P.T. Pressure Tap Shut Off Valve 13-3/8" Gas Valve Inlet 16-5/8" 24-1/8" 13” Floor Floor 4” Shut Off Valve Gas Supply Drip Leg Cabinet Gas Supply Drip Leg 1/2” Black Iron Pipe 1/2" Black Iron Pipe FIG. 5 1” Minimum Both Sides Wall Studs 16” O.C.
PAGE 10
INSTALLATION FIG. 7 Wall Stud Inside Wall Wall Thimble Extension Wall Thimble Assembly Outside Wall Vent Terminal Spacer Plate Vent Terminal GAS CONNECTION FIG. 8 This heater must be connected to a gas supply capable of supplying the full rated capacity. Provide a 1/8 inch N.P.T. plugged tapping, accessible for test gauge connection, immediately upstream of the gas supply connection to the appliance.
PAGE 11
LIGHTING INSTRUCTIONS MODELS: CDV155D / CDV156D / CDV255D / CDV256D / CDV305D / CDV306D FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance.
PAGE 12
MAINTENANCE WARNING: This is a gas-fired appliance. Keep the area clear of gasoline and other flammable vapors and liquids. All combustible material must be kept clear of this area to avoid fire or explosion. ! For proper and safe operation keep furnace and furnace area clean. At regular intervals turn control valve to off, let cool and clean inside control compartment and under heater.
PAGE 13
MAINTENANCE BURNER ORIFICE Fig 11: Specific Elevations This appliance is orificed at the factory for elevations up to 2,000 ft. If installed above 2,000 ft., the BTU input must be reduced 4% per 1,000 ft. See the following orifice chart for the proper orifice for a specific elevation. Orifice change must be completed by a qualified installer or service technician. Model No. 0 to 2,000’ NATURAL GAS CDV155D CDV255D CDV305D 48 2.
PAGE 14
MAINTENANCE ! CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. NOTE: The furnace and all components must be inspected at least annually by a qualified service technician. This should include the burner, heat exchanger, and vent system. Be sure that the flow of combustion and ventilation air are not obstructed. FIG.
PAGE 15
TROUBLESHOOTING CHART ( for qualified service technician ) SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Flame Too Large 1. Defective operator section of valve. 2. Burner orifice too large. 3. If installed above 2,000 ft. 1. Replace valve. 2. Check with local gas company for proper orifice size and replace. 3. See burner orifice section, Page 13. Yellow Burner Flame 1. Clogged burner ports. 2. Obstruction around vent cap. 1. Remove main burner and check for obstructions in throat, ports, and orifices.
PAGE 16
DVB-3 BLOWER KIT INSTALLATION - ( OPTIONAL ) This kit must be installed by a qualified installer or service technician only. Compatable with CDV15-D / CDV25-D / CDV30-D Series. CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. Step 1. Remove outer casing. Step 2. Remove floor shield from bottom of heater and disconnect piezo wire. Step 3. Remove and discard cover shield.
PAGE 17
DVB-3 BLOWER KIT INSTALLATION - ( OPTIONAL ) This kit must be installed by a qualified installer or service technician only. Compatable with CDV15-D / CDV25-D / CDV30-D Series. FIG. 15-A L1 PART NO.
PAGE 18
BBSK INSTALLATION INSTRUCTIONS - ( OPTIONAL ) This kit must be installed by a qualified installer or service technician only. FIG. 16-A Step 1. Find the drilling location at the rear of the cabinet, near the top. See Figure 16-A. Step 2. Drill a ½” hole. Step 3. Straighten the capillary tube. See Figure 16-B. Do not kink the capillary tube or the sensing bulb. Step 4.
PAGE 19
BBSK-CDV LIGHTING INSTRUCTIONS - ( OPTIONAL ) FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any electric switch.
PAGE 20
DIRECT VENT WALL FURNACE PARTS LIST Natural Gas: CDV155D | Propane Gas: CDV156D 17 3 16 21 20 4 1 11 23 12 14 14 = 6-3/4” Dia. 17 = 4-3/16” Dia.
PAGE 21
DIRECT VENT WALL FURNACE PARTS LIST Natural Gas: CDV155D | Propane Gas: CDV156D ATTN: Contractors and Qualified Service Technicians: We only sell parts through our wholesalers. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. PART DESCRIPTION PART DESCRIPTION PART NO. REF. # Heat Exchanger Vent Exhaust Tube Gasket, 5-3/8” Circle Wrapper Assembly w/ Comb.
PAGE 22
DIRECT VENT WALL FURNACE PARTS LIST Natural Gas: CDV255D & CDV305D | Propane Gas: CDV256D & CDV306D 18 17 63 62 61 24 11 20 21 7 6 15 12 22 15 = 6-3/4” Dia. 18 = 4-3/16” Dia. Ref No. 61, 62 & 63 Not Illustrated.
PAGE 23
DIRECT VENT WALL FURNACE PARTS LIST Natural Gas: CDV255D & CDV305D | Propane Gas: CDV256D & CDV306D ATTN: Contractors and Qualified Service Technicians: We only sell parts through our wholesalers. For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. REF. # Natural Gas Model Numbers �� CDV255D Propane Gas Model Numbers �� CDV256D CDV305D CDV306D PART DESCRIPTION PART NO. REF. # 34 34 35 36 37 38 PART NO.
PAGE 24
LIMITED WARRANTY Cozy Heating Systems LLC warrants to the original user the accompanying product for the period specified herein, provided said product is installed, operated, maintained, serviced, and used according to the instructions and specifications accompanying the product. AS OUTLINED IN OUR INSTRUCTIONS, ANY WARRANTY CONSIDERATIONS ARE CONTINGENT ON INSTALLATION BY A QUALIFIED INSTALLER (CONTRACTOR). SELF-INSTALLATION IS PROHIBITED AND WILL INVALIDATE YOUR WARRANTY.