Desa CGP18B Owner'S Operation And Installation Manual Download Page 25

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100098

TECHNICAL

SERVICE

You may have further questions about installation, operation, or troubleshooting. If
so, contact DESA International’s Technical Service Department at 1-800-323-5190.

SPECIFICATIONS

RP30B

CGP18B

BTU (Variable)

15,000/30,000

9,000/18,000

Type Gas

Propane Only

Ignition

Piezo

Pressure Regulator Setting

8" W.C.

Inlet Gas Pressure (inches of water)

Maximum

14"

Minimum

11"

Dimensions, Inches (H x W x D)

Heater

23.5 x 25.9 x 8.0

23.5 x 18.5 x 8.0

Carton

25.8 x 28.7 x 10.1

25.8 x 21.3 x 10.1

Weight (pounds)

Heater

Shipping

When gas pressure is too low

• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
• propane gas supply may be low

When gas quality is bad

• pilot will not stay lit
• burner will produce flames and soot
• heater will backfire when lit

You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local propane gas supplier.

SERVICE

HINTS

Summary of Contents for CGP18B

Page 1: ...tore 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 swit...

Page 2: ...and carbon monoxide poisoning WARNING ICON G 001 DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches d...

Page 3: ...pilot light safety system The ODS shuts down the heater if not enough fresh air is available See Fresh Air for Combus tion and Ventilation pages 5 through 8 7 Never run heater in small closed room 8...

Page 4: ...a piezo ignitor This system requires no matches batteries or other sources to light heater UNPACKING 1 Remove heater from carton 2 Remove all protective packaging applied to heater for shipment 3 Che...

Page 5: ...The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unus...

Page 6: ...r Gas furnace ___________________ BTU Hr Vented gas heater ___________________ BTU Hr Gas fireplace logs ___________________ BTU Hr Other gas appliances ___________________ BTU Hr Total ______________...

Page 7: ...or on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 WARNING ICON G 001 WARNING Rework worksheet adding the space of...

Page 8: ...en to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation gr...

Page 9: ...minimum clearances shown in Figure 4 page 10 If you can provide greater clearances from floor ceiling and joining wall You can locate model CGP18B on floor away from a wall An optional floor mounting...

Page 10: ...where there is easy access for operation inspection and service where strong wind gusts from an open door or garage door can not blow directly into heater An optional fan kit is available from your d...

Page 11: ...Of Heater GRH OV 003B FRONT PANEL REMOVAL G H Methods For Attaching Mounting Bracket To Wall Only use last hole on each end of mounting bracket to attach bracket to wall These two holes are 16 inches...

Page 12: ...ws and spacers are in hardware package The hardware package is provided with heater Attaching to wall stud method For attaching mounting bracket to wall studs 1 Drill holes at marked locations using 9...

Page 13: ...ttom mounting holes These holes are near bottom on back panel of heater see Figure 11 2 Mark screw locations on wall 3 Remove heater from mounting bracket 4 If installing bottom mounting screws into h...

Page 14: ...cal codes Use pipe of 1 2 diameter or greater to allow proper gas volume to heater If pipe is too small undue loss of pressure will occur Propane Supply Tank Figure 12 External Regulator With Vent Poi...

Page 15: ...C to 14 W C Pressure 3 Minimum Sediment Trap CONNECTING TO GAS SUPPLY Continued WARNING ICON G 001 WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leak...

Page 16: ...ming show a leak 4 Correct all leaks at once PRESSURE TESTING HEATER GAS CONNECTIONS 1 Open manual shutoff valve see Figure 14 2 Open propane supply tank valve 3 Make sure control knob of heater is in...

Page 17: ...e gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fir...

Page 18: ...cated behind the heat shield If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 21 through 24 Also contact a qualified service per...

Page 19: ...With control knob pressed in strike match Hold match to pilot until pilot lights 4 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob 5 Replace fro...

Page 20: ...CORRECT FLAME PATTERN AT HIGH POSITION 1 2 HEAT SHIELD OR GLASS HEIGHT 1 2 HEAT SHIELD OR GLASS HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION Yellow Tipping INSPECTING BURNER Continued WARNING ICON...

Page 21: ...to clean ODS pilot This can damage ODS pilot unit ODS PILOT AND BURNER Use a vacuum cleaner pressurized air or small soft bristled brush to clean CABINET Air Passageways Use a vacuum cleaner or press...

Page 22: ...one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 6 Thermocouple dam aged 7 Control valve damaged 1 Burner orifice is clogged REMEDY 1 Turn on gas supply or open...

Page 23: ...old 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice Continued REMEDY 2 Replace burner orifice 3 Contact local propane gas company 1 Contact local prop...

Page 24: ...LEM Heater produces a clicking ticking noise just after burner is lit or shut off Heater produces unwanted odors Heater shuts off in use ODS operates Gas odor even when control knob is in OFF position...

Page 25: ...ter Maximum 14 14 Minimum 11 11 Dimensions Inches H x W x D Heater 23 5 x 25 9 x 8 0 23 5 x 18 5 x 8 0 Carton 25 8 x 28 7 x 10 1 25 8 x 21 3 x 10 1 Weight pounds Heater 30 22 Shipping 35 27 When gas p...

Page 26: ...hese Parts Centrals are privately owned businesses They have agreed to support our customer s needs by providing original replacement parts and accessories When calling a Parts Central ask for the Par...

Page 27: ...u can also write to the address listed on the back page of this manual to receive these accessories MANUAL SHUTOFF VALVE GA5010 Manual shutoff valve with 1 8 NPT tap FLOOR MOUNTING STAND GA4000B Model...

Page 28: ...28 100098 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 15 17 19 21 22 23 24 20 27 26 18 28 16 25 ODS PILOT 10 1 10 2...

Page 29: ...098514 01 Thermocouple 1 10 2 098594 01 Ignitor Electrode 1 11 099126 02 Burner 1 12 099387 05 3 16 Pilot Tubing 1 13 098251 03 Injector 1 14 098250 01 Injector Holder 1 15 098867 06 Pressure Regulat...

Page 30: ...30 100098 ODS PILOT 12 1 12 2 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 16 17 19 27 21 23 24 25 26 22 29 28 20 30 18...

Page 31: ...12 099059 04 ODS Pilot Assembly 1 12 1 098514 01 Thermocouple 1 12 2 098594 01 Ignitor Electrode 1 13 099120 02 Burner 1 14 099387 05 3 16 Pilot Tubing 1 15 098251 01 Injector 1 16 098250 01 Injector...

Page 32: ...warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or...

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