Desa CGN10RL Specifications, Accessory, Troubleshooting, Gas Residential Heaters, Possible Cause

Models: CGN10RL

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SPECIFICATIONS

GAS RESIDENTIAL HEATERS

SPECIFICATIONS

Btu (Variable)

5,500/10,000

Type Gas

Natural Only

Ignition

Piezo

Pressure Regulator Setting

3" W.C.

Inlet Gas Pressure (inches of water)

 

Maximum

10.5"

Minimum

4"

Dimensions, Inches (H x W x D)

 

Heater

20 1/2 x 13 1/2 x 5

Carton

25 x 16 11/16 x 7 1/2

Weight (pounds)

 

Heater

14

Shipping

18

ACCESSORY

Purchase this heater accessory from your local dealer. If they cannot supply this accessory, either contact your nearest Parts Central (see above) or call DESA International’s Parts Department at 1-800-972- 7879 for referral information. You can also write to the address listed on the back page of this manual.

MANUAL SHUTOFF

VALVE - GA5010

Manual shutoff valve with 1/8" NPT tap.

TROUBLESHOOTING

Note: All Trouble Shooting items are listed in order of operation.

ACCESSORY WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.

TROUBLESHOOTING CAUTION: Never use a wire, needle, or similar object to clean ODS/ pilot. This can damage ODS/pilot unit.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

When ignitor button is pressed and control knob is pressed in and turned to the PILOT position, there is no spark at ODS/pilot

1.Ignitor electrode positioned wrong

2.Ignitor electrode broken

3.Ignitor electrode not connected to ignitor cable

4.Ignitor cable pinched or wet

5.Piezo Ignitor nut is loose

6.Broken ignitor cable

7.Bad piezo ignitor

1.Replace ignitor

2.Replace ignitor

3.Reconnect ignitor cable

4.Free ignitor cable if pinched by any metal or tubing. Keep ignitor cable dry

5.Tighten nut holding piezo ignitor to heater cabinet. Nut is located inside heater cabinet at top

6.Replace ignitor cable

7.Replace control valve (piezo is part of control valve)

When ignitor button is pressed and control knob is pressed in and turned to the PILOT position, there is spark at ODS/pilot but no ignition

1.Gas supply turned off or manual shutoff valve closed

2.Control knob not in PILOT position

3.Control knob not pressed in while in PILOT position

4.Air in gas lines when installed

5.ODS/pilot is clogged

6.Gas regulator setting is not correct

1.Turn on gas supply or open manual shutoff valve

2.Turn control knob to PILOT position

3.Press in control knob while in PILOT position

4.Continue holding down control knob. Repeat igniting operation until air is removed

5.Clean ODS/pilot (see Cleaning and Maintenance, page 15) or replace ODS/ pilot assembly

6.Replace gas regulator

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Desa CGN10RL Specifications, Accessory, Troubleshooting, Gas Residential Heaters, Observed Problem, Possible Cause, Remedy