Desa CGN20 Owner'S Operation And Installation Manual Download Page 22

Page: 22 / 24

103568

VENT-FREE NATURAL GAS HEATERS

BLUE-FLAME CGN20, CGN20L AND RN30D

NOTES

_______________________________________________________________________________________________

Summary of Contents for CGN20

Page 1: ...appliance may be installed in an aftermarket manufactured mobile home where not prohibited by state or local codes Aftermarket Completion of sale not for purpose of resale from the manufacturer I E In...

Page 2: ...his heater can causeseriousinjuryordeathfrom burns fire explosion electrical shock and carbon monoxide poisoning DANGER Carbon monoxide poisoning may lead to death WARNING Any change to this heater or...

Page 3: ...t space Rooms communicating directly with the space in which the appliances are in stalled through openings not furnished with doors are considered a part of the unconfined space Adjoining rooms are c...

Page 4: ...ining room is supplied with grills or open ings add the volume of these rooms to the total volume of the space 2 Divide the space volume by 50 cubic feet to determine the maximum Btu Hr the space can...

Page 5: ...Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two per manent openings one within 12 of the ceiling and one within 12 of the floor Connect these items...

Page 6: ...nts These currents move heat to wall sur faces next to heater Installing heater next to vinyl or cloth wall coverings or operating heater where impurities in the air such as tobacco smoke exist may di...

Page 7: ...Hole On Each End Floor Attaching to wall stud This method providesthestrongesthold Insertmounting screws through mounting bracket and into wall studs Attaching to wall anchor This method allows you to...

Page 8: ...optional A G A design certified manual shutoff valve from your dealer See Accessories page 15 Tee Joint Reducer Bushing to 1 8 NPT 1 8 NPT Plug Tap Pressure Regulator Test Gauge Connection Sediment Tr...

Page 9: ...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 once Test Pressures Equal To or Less Than 1 2 P...

Page 10: ...ou may be running this heater for the first time after hook ing up to gas supply If so the con trol knob may need to be pressed in for 30 seconds This will allow air to bleed from the gas system If co...

Page 11: ...tern shows yellow tipping follow instructions at bottom of this page CORRECT FLAME PATTERN AT HIGH POSITION 1 2 HEAT SHIELD OR GLASS HEIGHT Figure 18 Incorrect Pilot Flame Pattern INSPECTING BURNER Ch...

Page 12: ...ermocoupletocool caus ing pilot flame to go out This problem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 6 Thermocouple damaged 7 Control...

Page 13: ...s line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice REMEDY 1 Clean burner see Cleaning and Mainte nance page 11 or replace burner orifice 2 Contact local natural gas...

Page 14: ...See Warning statement above 2 Control valve defective 1 Foreign matter between control valve and burner 2 Gas leak See Warning statement above 1 Not enough combustion ventilation air OBSERVED PROBLEM...

Page 15: ...s H x W x D Heater 23 5 x 25 9 x 8 0 23 5 x 18 5 x 8 0 Carton 26 x 27 75 x 9 63 26 x 20 5 x 9 63 Weight pounds Heater 30 22 Shipping 35 27 ACCESSORIES MANUAL SHUTOFF VALVE GA5010 Forallmodels Manualsh...

Page 16: ...6 103568 VENT FREE NATURAL GAS HEATERS BLUE FLAME CGN20 CGN20L AND RN30D 1 2 4 5 6 7 8 8 9 10 11 12 15 17 19 21 22 23 24 20 27 26 18 14 16 25 3 13 10 1 10 2 ODS Pilot RN30D ILLUSTRATED PARTS BREAKDOWN...

Page 17: ...G 1 10 1 098514 01 Thermocouple 1 10 2 098594 01 Ignitor Electrode 1 11 103447 01 Burner 1 12 099387 05 3 16 Pilot Tubing 1 13 103845 04 Injector 1 14 099066 01 Mounting Bracket 1 15 099415 07 Pressur...

Page 18: ...8 VENT FREE NATURAL GAS HEATERS BLUE FLAME CGN20 CGN20L AND RN30D 12 1 12 2 ODS Pilot 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 17 19 27 21 23 24 25 26 22 29 28 20 16 18 15 CGN20 CGN20L ILLUSTRATED PARTS BR...

Page 19: ...Pilot Assembly 1 12 1 098514 01 Thermocouple 1 12 2 098594 01 Ignitor Electrode 1 13 103446 01 Burner 1 14 099387 05 3 16 Pilot Tubing 1 15 103845 02 Injector 1 16 099066 01 Mounting Bracket 1 17 099...

Page 20: ...s When calling a Parts Central ask for the Parts Department REPLACEMENT PARTS Baltimore Electric 1348 Dixwell Avenue Hamden CT 06514 1 800 397 7553 203 248 7553 Parts Department Portable Heater Parts...

Page 21: ...___________________ _______________________________________________________________________________________________ ____________________________________________________________________________________...

Page 22: ...___________________________________________ _______________________________________________________________________________________________ ____________________________________________________________...

Page 23: ...___________________ _______________________________________________________________________________________________ ____________________________________________________________________________________...

Page 24: ...installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts...