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Shown with optional

cabinet mantel,

hearth base, and trim

accessories.

Save this manual for future reference.

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 in-
structions.

• 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.

WARNING: Improper installation,
adjustment, alteration, service,
or maintenance can cause injury
or property damage. Refer to this
manual for correct installation
and operational procedures. For
assistance or additional infor-
mation consult a qualified in-
staller, service agency, or the
gas supplier.

WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed. Provisions for adequate
combustion and ventilation air
must be provided. Refer to 

Air for

Combustion and Ventilation sec-
tion on page 4 of this manual.

OWNER’S OPERATION AND INSTALLATION MANUAL

UNVENTED (VENT-FREE)

PROPANE/LP GAS FIREPLACE

CGEFP33PR

AND

EFP33PR

GAS FIREPLACE

WITH TOTAL

CONTROL

SYSTEM (TCS)

This appliance may be installed in an aftermarket*, permanently located, manufactured
(mobile) home, where not prohibited by state or 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.

*

 Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

Summary of Contents for Comfort Glow CGEFP33PR

Page 1: ...stment alteration service or maintenance can cause injury orpropertydamage Refertothis manual for correct installation and operational procedures For assistance or additional infor mation consult a qualified in staller service agency or the gas supplier WARNING This is an unvented gas fired heater It uses air oxy gen from the room in which it is installed Provisionsforadequate combustion and venti...

Page 2: ...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 4 This fireplace shall not be installed in a bedroom or bathroom 5 Do not use this fireplace as a wood burning fireplace ...

Page 3: ...ireplace off the bottom tray 2 Locate two screws above top corners of the fireplace screen Remove and discard these screws Lift fireplace screen up and pull out to remove 3 Remove protective packaging applied to logs fireplace floor assembly and fireplace 4 Check all items for any shipping dam age If damaged promptly inform dealer where you bought fireplace Figure 1 Fireplace Floor Assembly EFP33P...

Page 4: ... by realistic flames When used without the blower in manual ignition mode thefireplacerequiresnoelectricityto operate making it ideal for emergency backup heat SAFETY DEVICE This fireplace has a pilot with an Oxygen Depletion Sensing ODS safety shutoff sys tem The ODS pilot is a required feature for vent freeroomheaters TheODSsystemshuts offthefireplaceifthereisnotenoughfreshair PIEZO IGNITION SYS...

Page 5: ...Hr Total ___________________ Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 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 63 300 Btu Hr maximum the space can support 73 ...

Page 6: ...r ducts You must provide two per manent openings one within 12 of the ceiling and one within 12 of the floor Connecttheseitemsdirectlytotheoutdoors orspacesopentotheoutdoors Thesespaces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANS Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventila tion grills or ducts IMPORTANT Do not provide opening...

Page 7: ... must locate fireplace within reach of a 120 volt grounded electrical out let If not you must install an electrical outlet within reach of the fireplace power cord The GA3555 outlet accessory may be used for built in applications WARNING A qualified ser vicepersonmustinstallfireplace Follow all local codes WARNING Never install the fireplace in a bedroom or bathroom in a recreational vehicle where...

Page 8: ...cord Remove wire tie or tape holding plug end of power cord 3 Power cord has 2 plastic hole bushings threaded onto it Route cord s 3 prong plug through the 1 5 diameter hole in appropriate floor support bracket 4 Push first plastic bushing completely through hole Squeeze bushing as needed to do this 5 Install the second plastic bushing into the hole in the floor support bracket by snapping into pl...

Page 9: ...es for the rectangle see Figure 10 This will give you cutting lines for the rectangle you will cut in the wall 11 Using a keyhole saw hack saw blade drill file or other suitable tool carefully cut out the rectangular opening Note The corners of the rectangle may be round IMPORTANT Donotexceedthe size of the rectangle on template 12 From inside the recessed opening for the fireplace carefully pass ...

Page 10: ...This is best done by making a pattern to work with on the mantel Carefully cut page 35 36 from manual and tape paper tem plate vertically onto mantel wall at pre ferred location Pierce the paper at the centers of the 2 holes with a nail or sharp pencil leaving a mark on the wall Do the same at centers of the four circles near the corners of the rectangle 8 Remove paper template from mantel wall 9 ...

Page 11: ...alified installer must make all electrical connections 9 Check to make sure that all electrical cords are completely clear of the blower wheel and that there are no other for eign objects in blower wheel Turn blower on and check for operation Turn blower off by rotating knob fully counterclockwise before continuing 10 Peeloffbackingpaperandsticksupplied wiringdiagramdecalnear center of fire box bo...

Page 12: ...irected upward Align the holes in top mounting tabs of blower with holes in wall of wrapper see Fig ure 19 Using two 8 screws provided mount blower and tighten screws firmly 4 Remove the three screws do not dis card and cover plate from center of firebox wrapper rear wall Discard this cover plate see Figure 18 5 Mount the supplied thermostatic switch and cover assembly into firebox wrap per wall D...

Page 13: ... person must connect fire place to gas supply Follow all local codes If any of the original wire as supplied with the appliance must be replaced it must be replaced with 105 C wire or it s equivalent Operating the Blower After final installation of your fireplace lightyourgasappliancewiththebloweroff After about 15 minutes turn the blower on to deliver heated air at the top louvers The blower feat...

Page 14: ...Adesign certifiedequipmentshutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Pur chase the optional CSA design certified equipment shutoff valve from your dealer See Accessories page 34 The installer must supply an external regu lator The external regulator will reduce incoming gas pressure You must reduce incominggaspressuretobetween11and14 inches of water If you...

Page 15: ...ssures in excess of 1 2 psig will damage fireplace gas regulator 2 Cap off open end of gas pipe where equipment shutoff valve was connected 3 Pressurize supply piping system by ei ther using compressed air or opening propane LP supply tank valve 4 Check all joints of gas supply piping system Apply mixture of liquid soap and water to gas joints Bubbles form ing show a leak 5 Correct all leaks at on...

Page 16: ...ng the cabinet mantel and hearth baseaccessories seeAccessories page34 Thehearthbaseaccessoryshownisoptional for this installation You can install fire place and cabinet mantel directly on the floor The corner mantel accessory cannot be installed with the hearth bases You must install corner mantel directly on the floor 1 Assemble cabinet mantel hearth base and trim accessories Assembly instruc ti...

Page 17: ... fireplace in front of rough opening with back of fireplace inside wall opening 5 Attach flexible gas line to gas supply See Connecting Fireplace to Gas Sup ply page 15 6 Plug electrical cord s into electrical outlet installed in step 2 7 Carefully insert fireplace into rough opening 8 Attach fireplace to wall studs using nails or wood screws through holes in nailing flange see Figure 35 9 Check a...

Page 18: ...Walls and mantels above the firebox may become hot to the touch If installedproperly thesetempera turesmeettherequirementofthe national product standard Fol low all minimum clearances shown in this manual Supplied Firebox Hood Must Be Used at All Times Wire mesh Screen Firebox Noncombustible Material May Project Off this Surface above the Firebox Hood Mantel Shelf 13 16 19 21 2 1 2 6 8 10 Note All...

Page 19: ...hould fit over the burner see Figure 41 Make sure the front of the middle log is resting on the tabs of the grate base and the cutout area is centered over the burner U bend 3 Locate the recesses on the back of the front log 3 Fit these recesses between thepostsofthegratebase seeFigure42 4 Locate the notches in the bottom of the crossoverlog 4 Placethecrossoverlog on top of the middle log and fron...

Page 20: ... U bend 2 Locatepegsonthebottomofbacklog 2 Slide these pegs into the holes in the grate base behind the burner see Figure 45 INSTALLATION Continued Figure 44 Installing Middle Log 1 Middle Log 1 U shaped Cutout in Base Burner 3 Locate the notches in the bottom of the front log 3 Place the front log on the grate fingers Make sure the notches of the front log line up with the grate fingers see Figur...

Page 21: ...safety information on warnings plate If you don t smell gas go to the next step A Using Supplied Wall Switch 1 Set manual ignition bypass switch on the control panel to the OFF position automatic ignition position 2 Press ON OFF button Hold for 6 seconds Gas valve will open and elec tronic ignition will begin sparking to light pilot LED will light Note You may be running this heater for the first ...

Page 22: ... pilot is lit the main burner will light automatically 1 Follow steps 1 through 3 under Nor mal Lighting Instructions page 21 2 Set manual ignition bypass switch on control panel to ON position manual ignition position See Figure 52 3 The pilot is attached to the rear of the front burner You will be able to see the pilot and spark electrode without removing the screen or logs 4 Place the magnetic ...

Page 23: ...bly 1 Shutofftheunit includingthepilot Allow the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure 55 3 Blow air through the ports slots and holes in the burner 4 Check the injector holder located at the endoftheburnertubeagain Removeany large particles of dust dirt lint or pet hair withasoftclothorvacuumclea...

Page 24: ...o electrical outlet and outlet has power 5 Reconnect ignitor cable 6 Replace ignitor cable 7 Replace electrode 8 Replace ODS pilot 1 Make sure power cord is plugged into an electrical outlet and outlet has power 2 Place manual ignition bypass switch in OFF position 3 Check continuity of wall switch wire harness Make sure plug on wall switch wire harness is fully inserted into socket on circuit boa...

Page 25: ...e 23 or replace ODS pilot assembly 5 Replace gas regulator 1 Turn control knob fully counterclock wise 2 After ODS pilot lights hold control knob for 30 seconds 3 Fully open equipment shutoff valve 4 A Contact local propane LP gas com pany B Clean ODS pilot see Cleaning and Maintenance page 23 or replace ODS pilot assembly 5 Hand tighten until snug then tighten 1 4 turn more 6 Replace pilot assemb...

Page 26: ...on adjacent walls or furniture REMEDY 1 This is common with most fireplaces If noise is excessive contact qualified ser vice person 1 Open window and ventilate room Stop using odor causing products while fire place is running 2 Locate and correct all leaks see Check ing Gas Connections page 15 1 Open window and or door for ventilation 2 Contact local propane LP gas company 3 Clean ODS pilot see Cl...

Page 27: ...MANUAL For more information visit www desatech com WIRING DIAGRAM Note For proper operation the wires must be connected exactly as shown in wiring diagram See page 31 for number key 31 18 30 37 43 17 36 35 5 27 39 40 20 ...

Page 28: ...s Department at 1 800 972 7879 for re ferral information When calling DESA International have ready model number of your fireplace the replacement part number SPECIFICATIONS Btu Variable 20 000 33 000 Type Gas Propane LP Gas Only Ignition Electronic Automatic Piezo Manual Pressure Manifold 3 5 W C Inlet Gas Pressure in of water Maximum 10 5 Minimum 5 Shipping Weight 122 lbs For input adjustment TE...

Page 29: ...talk aol com Master Parts Dist 1251 Mound Ave NW Grand Rapids MI 49504 2672 616 791 0505 1 800 446 1446 Fax 616 791 8270 www nbmc com Washer Equipment Co 1715 Main Street Kansas City MO 64108 2195 KS MO AR 816 842 3911 www washerparts com East Coast Energy Products 707 Broadway W Long Branch NJ 07764 1542 732 870 8809 1 800 755 8809 www njplaza com ecep Dayton Hardware P O Box 275 North Dayton Sta...

Page 30: ...ormation visit www desatech com 12 23 41 42 24 43 39 13 31 30 11 10 7 38 5 27 26 6 13 15 32 14 18 37 28 33 20 21 19 35 36 9 17 29 34 22 25 16 8 1 2 4 3 40 44 ILLUSTRATED PARTS BREAKDOWN REMOTE CONTROL FIREPLACE EFP33PR AND CGEFP33PR LOGS FOR CGEFP33PR SHOWN ...

Page 31: ... Wire Assembly 1 21 107685 01 107685 01 Bracket Switch and Piezo 1 22 101628 03 101628 03 Flexible Connector 1 23 098544 01 098544 01 Wire Support Clip 1 24 099415 13 099415 13 Pressure Regulator 1 25 097809 03 097809 03 Fitting 3 8 Flare to 1 2 NPT 1 26 107687 01 107687 01 Electrode Bracket 1 27 103904 02 103904 02 Electrode 1 28 100694 01 100694 01 Screw 6 x 1 1 4 PH 2 29 107560 01 107560 01 Mag...

Page 32: ...32 107570 UNVENTED PROPANE LP GAS FIREPLACE For more information visit www desatech com ILLUSTRATED PARTS BREAKDOWN FIREBOX 1 2 3 4 10 16 8 11 14 14 14 6 7 12 14 14 13 5 14 9 9 19 5 15 ...

Page 33: ...1 3 102758 02CK Right Front Side 1 4 102759 02CK Left Front Side 1 5 098304 01 Phillips Pan Head Screw 10 9 6 104239 01CK Top Front Louver 1 7 101712 03 Firebox Hood 1 8 101348 01 Firebox Support 2 9 099230 02 Shoulder Screw 4 10 101872 03 Firebox Top 1 11 101346 01CK Outer Base 1 12 101838 03 Firebox Wrapper 1 13 101514 01CK Cover 1 14 M11084 26 Hex Screw 10 45 15 104242 01CK Bottom Louvered Door...

Page 34: ...eries Walnut Finished Birch Veneer GMC37U Series Unfinished Birch Veneer Ready to Stain or Paint Space saving corner mantels feature mold ings fluting and medallion Dimensions H xW xD 48 3 4 x 60 7 8 x 34 3 4 ACCESSORIES Purchase these fireplace accessories from your local dealer or Parts Dealers list on page 29 If they can not supply these acces sories call DESA International s Sales De partment ...

Page 35: ... information visit www desatech com Template 1 Relocating Wall Switch to Hollow Room Wall Template2 RelocatingWallSwitchtoSideWallof Mantel 4 3 4 4 3 4 3 3 4 3 8 3 3 4 3 8 3 16 3 4 3 4 3 8 Diameter 2 Holes 1 8 Diameter 2 Holes CUT HERE ...

Page 36: ...36 107570 UNVENTED PROPANE LP GAS FIREPLACE For more information visit www desatech com THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 37: ...__________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _____________________________________________________________________...

Page 38: ... to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO TWO 2 YEARS ON ALL COMPO...

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