OWNER’S OPERATION AND INSTALLATION MANUAL Shown with Optional Cabinet Mantel/Hearth Base Accessory CDCFTNA, CDCFTPA, FDCFTN, FDCFTP, VDCFTN, VDCFTP CDCFNR, CDCFPR, FDCFRN, FDCFRP, VDCFRN, VDCFRP WARNING: If the information in this manual is not fol- lowed exactly, a ﬁre or explosion may result causing property damage, personal injury, or loss of life.
WARNING: Improper installation, adjustment, altera- tion, service, or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualiﬁed installer, service agency, or the gas supplier. WARNING: This is an unvented gas-ﬁred heater.
SAFETY INFORMATION WARNING: This product con- tains and/or generates chemicals known to the State of California to cause cancer or birth defects, or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, op- erate, or service this ﬁreplace. Improper use of this ﬁreplace can cause serious injury or death from burns, fire, explosion,...
111244-01F UNPACKING WARNING: Ceramic brick liners for Models CDCFNR and CDCFPR are located behind up- per louver and must be removed before lighting ﬁreplace. 1. Remove fireplace and hood from carton. Log is wrapped and inside ﬁreplace. Do not remove at this time.
HOOD ASSEMBLY WARNING: Always have screen in place before operating ﬁreplace. This prevents exces- sive temperatures on ﬁreplace surfaces. WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts speciﬁcally approved with this ﬁreplace may result in prop- erty damage or personal injury.
AIR FOR COMBUSTION AND VENTILATION Continued PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three fol- lowing ventilation classiﬁcations: 1.
AIR FOR COMBUSTION AND VENTILATION Continued Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. _______ Btu/Hr (maximum the space can support) _______ Btu/Hr (actual amount of Btu/Hr used) Example: 35,840 Btu/Hr (maximum the space can support) 40,000 Btu/Hr (actual amount of Btu/Hr used)
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your pri- mary heat source. If you have a central heating system, you may run system’s circulating blower while using heater.
INSTALLATION Continued INSTALLATION ITEMS Before installing ﬁreplace, make sure you have the items listed below. • external regulator (supplied by installer, for propane/LP units only) • piping (check local codes) • sealant (resistant to propane/LP gas) • equipment shutoff valve * •...
INSTALLATION Continued Actual Height 26" Front Width Depth 1. Frame in rough opening. Use dimensions shown in Figure 8 for the rough opening. If installing in a corner, use dimensions shown in Figure 10 for the rough opening. The height is 26 which is the same as the wall opening above.
INSTALLATION Continued WARNING: Never modify or cover the louvered slots on the front of the ﬁrebox. Mantel Clearances for Built-In Installation If placing mantel above built-in ﬁreplace, you must meet minimum clearance between mantel shelf and top of ﬁreplace opening. NOTICE: Surface temperatures of adjacent walls and mantels be- come hot during operation.
INSTALLATION Continued Installing Blower Accessory CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and danger- ous operation. CAUTION: Verify proper op- eration after servicing. Note: If you are using a mantel with your ﬁreplace, use the following instructions.
INSTALLATION Continued For Built-In Installation WARNING: A licensed elec- trician must connect the wiring harness to electrical supply following all local codes. Electri- cian must provide a clamp on the box cover to secure the wiring. Wiring should be routed through the bushing in the hole on the outer casing of ﬁreplace.
INSTALLATION Continued Installation must include an 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 23). IMPORTANT: Install equipment shutoff valve in an accessible location.
INSTALLATION Continued We recommend that you install a sediment trap in supply line as shown in Figure 23, page 16. Locate sediment trap where it is within reach for cleaning. Install in piping system between fuel supply and heater. Locate sediment trap where trapped mat- ter is not likely to freeze.
INSTALLATION Continued CAUTION: Make sure exter- nal regulator has been installed between propane/LP supply and ﬁreplace. See guidelines under Connecting to Gas Supply, page 16. PRESSURE TESTING GAS SUPPLY PIPING SYSTEM Test Pressures In Excess Of 1/2 PSIG (3.5 kPa) 1.
INSTALLATION Continued OPTIONAL WIRELESS HAND-HELD REMOTE CONTROL ACCESSORIES Remote-Ready Models Only (HRC100 Series & HRC200 Series) Installing Receiver 1. Disconnect wires from the control valve (see Figure 29) . 2. Locate the battery clip mounted on the back of the receiver (see Figure 30). 3.
INSTALLATION Continued 3. Route the 25 ft. wire to a convenient location to mount your thermostat (no outside wall). IMPORTANT: The wire may be shortened but must not be lengthened. The thermostat should be mounted 54" above the ﬂoor in a location where there is good air circulation.
Figure 36 - Installing Log and Screen INSTALLING BRICK LINERS AND LOG SET AND SCREEN (Models CDCFNR and CDCFPR Only) 1. Remove packaging from brick liners previ- ously removed from behind top louver. 2. Place rear brick liner against back of ﬁrebox.
INSTRUCTIONS WARNING: You must operate this ﬁreplace with the screen in place. Make sure ﬁreplace screen is installed before run- ning ﬁreplace. NOTICE: During initial opera- tion of new ﬁreplace, burning logs will give off a paper-burn- ing smell. Open window to vent smell.
OPERATING FIREPLACE Continued 6. With control knob pressed in, press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay lit, refer to Troubleshooting, page 30.
OPERATING FIREPLACE Continued Note: It is safe to operate ﬁreplace with blower turned off. However, the blower helps distribute heated air from the ﬁreplace. AUTO/OFF/ON Switch Figure 44 - AUTO/OFF/ON Blower Switch REMOTE-READY MODELS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a ﬁre or explosion may result...
OPERATING FIREPLACE Continued 6. With control knob pressed in, press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay lit, contact a qualiﬁed service person or gas supplier for repairs.
OPERATING FIREPLACE Continued Note: The burner may light if hand-held remote was on when selector switch was last turned off. You can now turn the burner on and off with the hand-held remote control unit. IMPORTANT: Do not leave the selector switch in the REMOTE or ON position when the pilot is not lit.
OPERATING FIREPLACE Continued Note: Do not hold the hand-held remote for a long time. Body temperature will affect its operation in the AUTO mode. Safety Features When away from home for an extended period of time or as a child safety feature to prevent accidental ignition of the ﬁreplace, the receiver ON/OFF/REMOTE switch should be in the OFF position.
INSPECTING BURNERS CONTINUED If pilot ﬂame pattern is incorrect, as shown in Figure 53, page 27 • turn ﬁreplace off (see To Turn Off Gas to Appli- ance, page 23 for Thermostat-Controlled Mod- els or page 25 for Remote-Ready Models) •...
WARNING: Turn off and unplug ﬁreplace and let cool before servicing. Only a qualiﬁed service person should service and repair ﬁreplace. 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. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot...
OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is released Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner backﬁring during com- bustion 111244-01F TROUBLESHOOTING Continued POSSIBLE CAUSE 1. C o n t r o l k n o b n o t f u l l y pressed in 2.
OBSERVED PROBLEM Slight smoke or odor during initial operation Fireplace produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture Moisture/condensation noticed on windows Remote does not function (Re- mote-Ready Models Only) Fireplace produces a clicking/ ticking noise just after burners...
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.
" x 26 " x 15 * For purpose of input adjustment SPECIFICATIONS REMOTE-READY MODELS: VDCFRP, FDCFRP, CDCFPR • Rating: 17,000/26,000 Btu/Hr • Gas Type: Propane/LP Gas Only • Ignition: Piezo • Manifold Pressure: 8" W.C. • Inlet Gas Pressure (in. of water): Maximum - 14", Minimum* - 11"...
If so, contact DESA Heating Productsʼ Technical Service Department at 1-866-672-6040. When calling, please have your model and serial numbers of your heater ready. You can also visit DESA Heating Productsʼ techni- cal services web site at www.desatech.com. www.desatech.com...
FIREBOX MODELS CDCFTNA, CDCFTPA, VDCFTN, VDCFTP, FDCFTN, FDCFTP VDCFRN, VDCFRP, FDCFRN AND FDCFRP This list contains replaceable parts used in your ﬁreplace. When ordering parts, follow the instructions listed under Replacement Parts on page 35 of this manual. NO. PART NO. 104281-02BR Firebox Hood 110339-01CK Outer Base 102635-02...
FIREBOX MODELS CDCFNR AND CDCFPR This list contains replaceable parts used in your ﬁreplace. When ordering parts, follow the instructions listed under Replacement Parts on page 35 of this manual. NO. PART NO. 104281-02BR Firebox Hood 110339-01CK Outer Base 102635-02...
REMOTE-READY MODELS This list contains replaceable parts used in your ﬁreplace. When ordering parts, follow the instructions listed under Replacement Parts on page 35 of this manual. NO. PART NO. 111069-01 099056-29 099056-34 103342-04 111195-07 111124-01 097809-02 103778-01 103779-01 099387-09 099387-12 098249-01 M11084-26...
Purchase these ﬁreplace accessories from your local dealer. If they can not supply these accessories, call DESA Heating Products at 1-866-672-6040 for re- ferral information. You can also write to the address listed on the back page of this manual.
ACCESSORIES Continued WALL-MOUNT THERMOSTAT SWITCH - GWMT1 (Not Shown) For all remote-ready models. The desired com- fort setting can be selected on the wall thermostat and the ﬁreplace will automatically cycle from pilot to the heat setting selected. WALL-MOUNT ON/OFF SWITCH GWMS2 (Not Shown) For all remote-ready models.