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107434

OWNER’S MANUAL

For more information, visit www.desatech.com

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

Burner does not light after ODS/pilot is lit

Delayed ignition burner

Burner backfiring during combustion

Slight smoke or odor during initial operation

Moisture/condensation noticed on windows

Heater produces a whistling noise when
burner is lit

Dark residue on logs or inside of fireplace

White powder residue forming within burner
box or on adjacent walls or furniture

REMEDY

1. Clean burner (see Cleaning and Mainte-

nance, page 15) or replace burner orifice

2. Contact local natural gas company
3. Replace burner orifice
4. Reconnect leads (see wiring diagram)

5. Replace battery in transmitter and receiver

1. Contact local natural gas company
2. Clean burner (see Cleaning and Mainte-

nance, page 15) or replace burner orifice

1. Clean burner (see Cleaning and Mainte-

nance, page 15) or replace burner orifice

2. Replace damaged burner
3. Replace gas control

1. Check burner for dirt and debris. If found,

clean burner (see Cleaning and Mainte-
nance, 
page 15)

2. Replace gas control
3. Problem will stop after a few hours of

operation

1. Refer to Air for Combustion and Ventila-

tion requirements (page 4)

1. Turn control knob to LO position and let

warm up for a minute

2. Operate burner until air is removed from

line. Have gas line checked by local natu-
ral gas company

3. Observe minimum installation clearances

(see pages 7 through 9)

4. Clean burner (see Cleaning and Mainte-

nance, page 15) or replace burner orifice

1. Properly locate logs (see Installing Logs,

page 10)

2. Eliminate source of drafts around heater

3. Clean out air holes at burner inlet. Peri-

odically repeat as needed

4. Remove blockage or replace burner

1. Turn heater off when using furniture pol-

ish, wax, carpet cleaners, or similar
products

POSSIBLE CAUSE

1. Burner orifice clogged

2. Inlet gas pressure is too low
3. Burner orifice diameter is too small
4. Thermopile leads disconnected or im-

properly connected

5. Burners will not come on in remote position

1. Manifold pressure is too low
2. Burner orifice clogged

1. Burner orifice is clogged or damaged

2. Damaged burner
3. Gas regulator defective

1. Not enough air

2. Gas regulator defective
3. Residues from manufacturing processes

and logs curing

1. Not enough combustion/ventilation air

1. Turning control knob to HI position when

burner is cold

2. Air in gas line

3. Air passageways on heater blocked

4. Dirty or partially clogged burner orifice

1. Improper log placement

2. Drafts or other air currents affecting

flame pattern

3. Air holes at burner inlet blocked

4. Burner flame holes blocked

1. When heated, vapors from furniture pol-

ish, wax, carpet cleaners, etc. turn into
white powder residue

www.desatech.com

Continued

Summary of Contents for Comfort Glow S39NT

Page 1: ...If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier WARNING Improper installa tion adj...

Page 2: ...urn heater off If heated the vapors from these products may create a white pow der residue within burner box or on adjacent walls or furniture 8 This heater needs fresh outside air ven tilation to run...

Page 3: ...UNPACKING 1 Remove top inner pack 2 Tilt carton so that stove is upright 3 Remove protective side packaging 4 Slide stove out of carton 5 Remove protective plastic wrap 6 Remove screen by lifting and...

Page 4: ...eater shall notbeinstalledinaconfinedspace or unusually tight construction unless provisions are provided foradequatecombustionandven tilation air Read the following in structions to insure proper fre...

Page 5: ...rect 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...

Page 6: ...tilation grills or ducts Ventilation 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...

Page 7: ...reater clearances from floor ceiling and adjoining side and back walls Carefullyfollowtheinstructionsbelow This stove is a freestanding unit designed to set directly on the floor IMPORTANT You must ma...

Page 8: ...r cleaning Install in piping system betweenfuelsupplyandheater Locatesedi ment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from go...

Page 9: ...nnect heater and equipment shutoff valve to gas supply Check re connected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Fig ure 7 2 Press...

Page 10: ...ols required Phillips screwdriver NOTICE Shutoffgasheaterduring the following blower installation 1 Remove 2 screws from rear tabs on top trim Pull trim forward to remove see Figure 11 2 Remove top pa...

Page 11: ...inside control compartment door in front of stove see Figure 16 15 Using two screws provided in blower kit mount blower speed control hous ing to mounting tab in left side of lower control compartment...

Page 12: ...after servicing Wiring Diagram Decal Figure 18 Attaching Wire Harness to ThermostaticSwitchandCoverAssembly Thermostatic Switch Mounted to Cover Wire Harness Lower Hole Figure 19 Assembling Thermosta...

Page 13: ...ighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier th...

Page 14: ...n and burner flame patterns often PILOT FLAME PATTERN Figure 23 shows a correct pilot flame pat tern Figure 24 shows an incorrect pilot flame pattern Note Appearance of pilot assembly may vary by mode...

Page 15: ...cleanandfreeofdust and dirt To clean these parts we recommend using compressed air no greater than 30 PSI Yourlocalcomputerstore hardwarestore or home center may carry compressed air in a can You can...

Page 16: ...ged 7 Control valve damaged REMEDY 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 3 Tighten nut holding piezo ignitor to base panel of log set...

Page 17: ...ute 2 Operate burner until air is removed from line Have gas line checked by local natu ral gas company 3 Observe minimum installation clearances see pages 7 through 9 4 Clean burner see Cleaning and...

Page 18: ...ater produces unwanted odors Heater shuts off in use ODS operates Gas odor even when control knob is in OFF position Gas odor during combustion Burner flame is excessively large and is very near or to...

Page 19: ...ent Baltimore Electric 1348 Dixwell Avenue Hamden CT 06514 0322 1 800 397 7553 203 248 7553 Parts Department Portable Heater Parts 342 N County Rd 400 East Valparaiso IN 46383 9704 All States 219 462...

Page 20: ...20 107434 VENT FREE NATURAL GAS PEDESTAL STOVE For more information visit www desatech com ILLUSTRATED PARTS BREAKDOWN S39NT 7 6 9 4 10 3 2 1 14 5 12 11 10 8 13...

Page 21: ...manual KEY PART NO NUMBER DESCRIPTION QTY 1 107433 02 Log Set 1 2 104285 01 ODS Pilot NG 1 3 098249 01 ODS Nut 2 4 107090 01 Burner Outlet Tube 1 5 107089 01 Inlet Tube 1 6 102843 01 Burner Clip 1 7...

Page 22: ...107434 VENT FREE NATURAL GAS PEDESTAL STOVE For more information visit www desatech com ILLUSTRATED PARTS BREAKDOWN S39NT 1 10 4 13 3 2 14 7 16 15 11 18 20 5 6 9 8 17 12 23 21 19 19 26 26 22 22 21 25...

Page 23: ...9 107080 01CK Firebox Floor 1 10 107081 01CJ Firebox Top 1 11 107365 01CK Screen Assembly 1 12 101382 01 Valve Bracket 1 13 107092 01 Brass Trim Bottom 1 14 107093 01 Brass Trim Firebox 1 15 105576 0...

Page 24: ...nt part s call DESA International s Parts Department at 1 800 972 7879 for referral information WhencallingDESAInternational haveready model number of your heater the replacement part number ACCESSORI...

Page 25: ..._________________________________________ _______________________________________________________________________________________________ ______________________________________________________________...

Page 26: ...sedbyimproperinstallation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTEN...

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