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UNVENTED (VENT-FREE) GAS LOG HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
PFS
VARIABLE MANUALLY CONTROLLED BURNER SYSTEM MODELS
FOR USE WITH EWPO18R, EWPO24R AND EWPO30R, LOG SETS
Also Design-Certified As Vented Decorative Appliances
WARNING: If the information in this manual is not
followed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• 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.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
®
US
EWPO2430NM AND EWPO2430PM,
For more information, visit www.cuiheat.com
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Related Manuals for Everwarm EWPO2440NM
Summary of Contents for Everwarm EWPO2440NM
- Page 1 UNVENTED (VENT-FREE) GAS LOG HEATER OWNER’S OPERATION AND INSTALLATION MANUAL ® VARIABLE MANUALLY CONTROLLED BURNER SYSTEM MODELS EWPO2430NM AND EWPO2430PM, FOR USE WITH EWPO18R, EWPO24R AND EWPO30R, LOG SETS Also Design-Certified As Vented Decorative Appliances WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety ..............2 Cleaning and Maintenance ........ 22 Product Identification ........... 5 Troubleshooting ..........23 Local Codes............5 Specifications ............ 27 Unpacking............5 Replacement Parts ..........27 Product Features ..........5 Technical Service..........27 Air For Combustion and Ventilation ..... 6 Service Hints ............. - Page 3 SAFETY Continued WARNING: Do not use a WARNING: This product blower insert, heat exchanger contains and/or generates insert or other accessory not ap- chemicals known to the State proved for use with this heater. of California to cause cancer or birth defects or other reproduc- tive harm.
- Page 4 SAFETY Continued 1. This appliance is only for use with the type 11. Before using furniture polish, wax, carpet of gas indicated on the rating plate. This cleaner or similar products, turn heater off. appliance is not convertible for use with If heated, the vapors from these products other gases.
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Page 5: Product Identification
PRODUCT IDENTIFICATION Log Set Control Knob Figure 1 - Yellow Flame Vent-Free Gas Log Heater LOCAL CODES Install and use heater with care. Follow all State of Massachusetts: The installa- local codes. In the absence of local codes, tion must be made by a licensed plumber use the latest edition of The National Fuel or gas fitter in the Commonwealth of Gas Code ANSI Z223/NFPA 54*. -
Page 6: Air For Combustion And Ventilation
AIR FOR COMBUSTION AND VENTILATION Unusually tight construction is defined as WARNING: This heater shall construction where: not be installed in a room or space a. walls and ceilings exposed to the out- unless the required volume of in- side atmosphere have a continuous door combustion air is provided water vapor retarder with a rating of one perm (6x10... - Page 7 AIR FOR COMBUSTION AND VENTILATION Continued 1. Determine the volume of the space (length room or add ventilation grills between rooms. See Ventilation Air From Inside Building. x width x height). B. Vent room directly to the outdoors. See Length x Width x Height =__________cu. ft. Ventilation Air From Outdoors, page 8.
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Page 8: Installation
AIR FOR COMBUSTION AND VENTILATION Continued Ventilation Air From Outdoors NOTICE: State or local codes may Provide extra fresh air by using ventilation only allow operation of this appli- grills or ducts. You must provide two perma- ance in a vented configuration. nent openings: one within 12"... - Page 9 INSTALLATION Continued CAUTION: This heater cre- WARNING: Maintain the ates warm air currents. These minimum clearances. If you can, currents move heat to wall sur- provide greater clearances from faces next to heater. Installing floor, ceiling and adjoining wall. heater next to vinyl or cloth wall Carefully follow the instructions below.
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Page 10: Mantel Clearances
INSTALLATION Continued MINIMUM NONCOMBUSTIBLE If Using Mantel MATERIAL CLEARANCES You must have noncombustible material(s) above the fireplace opening. Noncombustible If Not Using Mantel materials (such as slate, marble, tile, etc.) must Note: If using a mantel, proceed to If Using be at least 1/2"... - Page 11 INSTALLATION Continued FLOOR CLEARANCES Determining Minimum Mantel Clearance When Using a Hood The fireplace's required clearances to com- If minimum clearances in Figure 6, page 10, are bustibles must be maintained. Consult your not met, you must have a hood. When using fireplace manufacturer's installation instruc- a hood there are still certain minimum mantel tions for minimum clearances.
- Page 12 INSTALLATION Continued If reasons number 1 or 2 apply to you, WARNING: If installing in a you must permanently open chimney flue damper. You must install the damper clamp sunken fireplace, special care accessory (to order, see Accessories, page is needed. You must raise the 31).
- Page 13 INSTALLATION Continued CAUTION: Never connect Flexible Gas propane/LP fireplace directly Hose (if allowed to the propane/LP supply. This by local codes) heater requires an external regu- Fitting lator (not supplied). Install the external regulator between the heater and propane/LP supply. Figure 10 - Attaching Flexible Gas Hose Installation Items Needed to Heater...
- Page 14 INSTALLATION Continued PROPANE/LP WARNING: Never connect From External Equipment Shutoff Regulator (11" natural gas fireplace to private Valve With 1/8" W.C.** to 14" W.C. NPT Tap* (non-utility) gas wells. This gas Pressure) is commonly known as wellhead NATURAL Approved gas. From Gas Meter Flexible (5"...
- Page 15 INSTALLATION Continued 3. Make sure control knob of heater is in the CAUTION: Make sure exter- OFF position. nal regulator has been installed 4. Check all joints from equipment shutoff between propane/LP supply valve to gas control (see Figures 15 and 16).
- Page 16 INSTALLATION Continued 3. Place front log onto grate as shown in INSTALLING LOGS Figure 18. Front log has cut outs for the WARNING: Failure to position fingers of the grate to fit into. the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property Front Log...
- Page 17 INSTALLATION Continued 6. For 24'' and 30'' models: Place the right Center Top top log as shown in Figure 22. This log will fit on the matching flat recess on the front, middle, and rear logs. Right Top Flat Flat Recess Recess Flat...
- Page 18 INSTALLATION Continued 8. Final assembly for 18'', 24''and 30'' mod- els is shown in Figures 24, 25 and 26. Figure 26 - Final Assembly For 30'' Models Figure 24 - Final Assembly For 18'' Models Figure 25 - Final Assembly For 24'' Models www.cuiheat.com 126344-01A...
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Page 19: Operation
OPERATION FOR YOUR SAFETY LIGHTING READ BEFORE LIGHTING INSTRUCTIONS WARNING WARNING: If you do not fol- low these instructions exactly, • If fireplace has glass doors, a fire or explosion may result never operate this heater with glass doors closed. If you op- causing property damage, per- erate heater with doors closed, sonal injury or loss of life. - Page 20 OPERATION Continued 5. Press in control knob and turn counter- • If control knob does not pop out when clockwise to the PILOT position released, contact a qualified service (see Figure 27). The ignitor will spark person or gas supplier for repairs. once.
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Page 21: Inspecting Burners
INSPECTING BURNERS Check pilot flame pattern and burner flame Note: Pilot flame on natural gas units will have patterns often. a slight curve, but flame should be blue and have no yellow or orange color. PILOT FLAME PATTERN Figure 28 shows a correct pilot flame pattern. BURNER PRIMARY AIR HOLES Figure 29 shows an incorrect pilot flame pat- Air is drawn into burner through holes in fit-... -
Page 22: Cleaning And Maintenance
CLEANING AND MAINTENANCE 3. Blow air through ports/slots and holes in WARNING: Turn off heater burner. and let cool before cleaning. 4. Check orifice holder located at end of burner tube again. Remove any large particles of dust, dirt, lint or pet hair with CAUTION: You must keep con- a soft cloth or vacuum cleaner nozzle. -
Page 23: Troubleshooting
TROUBLESHOOTING WARNING: Turn off and unplug heater and let cool before servic- ing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. - Page 24 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame 1. Control knob not fully 1. Press in control knob fully goes out when control knob pressed in is released 2. Control knob not pressed in 2. After ODS/pilot lights, keep long enough control knob pressed in 30 seconds...
- Page 25 TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Slight smoke or odor during 1. Not enough air 1. Check burner for dirt and initial operation debris. If found, clean burner (see Cleaning and Maintenance, page 22) 2. Residues from manufac- 2. Problem will stop after a few turing processes and logs hours of operation curing...
- Page 26 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. Fol- low the gas supplier’s instructions.
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Page 27: Specifications
SPECIFICATIONS EWPO2430NM EWPO2430PM • Rating (Variable): 19,000/36,000 Btu/Hr • Rating (Variable): 19,000/36,000 Btu/Hr • Type Gas : Natural Gas • Type Gas: Propane/LP • Ignition: Piezo • Ignition: Piezo • Pressure Manifold: 4.5" W.C. • Pressure Manifold: 10.0" W.C. • Inlet Gas Pressure (in. of water): •... -
Page 28: Parts
PARTS BURNER SYSTEMS EWPO2430NM AND EWPO2430PM www.cuiheat.com 126344-01A... - Page 29 PARTS This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 27 of this manual. NO. PART NO. DESCRIPTION QTY. Log Base • • 126356-01 Grate, Hollow Bar Stock •...
- Page 30 PARTS EWPO18R, EWPO24R AND EWPO30R LOGS KEY NO. PART NO. DESCRIPTION EWPO18R EWPO24R EWPO30R QTY. 126355-01 Rear Log • 126355-06 Rear Log • 126355-10 Rear Log • 126355-02 Middle Log • 126355-07 Middle Log • 126355-11 Middle Log • 126355-03 Front Log •...
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Page 31: Accessories
ACCESSORIES DAMPER CLAMP Purchase these accessories from your local dealer. If they can not supply these accesso- For all models. Permanently opens chimney ries, either contact your nearest Parts Central flue damper for vented operation. or call CUI at 1-800-845-5301 for information. LAVA ROCK You can also write to the address listed on the back page of this manual. -
Page 32: Warranty
WARRANTY KEEP THIS WARRANTY Model (located on product or identification tag) _____________________________ Serial No. (located on product or identification tag) __________________________ Date Purchased __________________________ Keep receipt for warranty verification. CUI LIMITED WARRANTIES New Products Standard Warranty: CUI warrants this new product and any parts thereof to be free from defects in material and workmanship for a period of four (4) years from the date of first purchase from an authorized dealer provided the product has been installed, maintained and operated in accordance with CUI’s warnings and instructions.
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