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10

104269

VENT-FREE NATURAL GAS HEATER

CHECKING GAS
CONNECTIONS

 WARNING: Test all gas pip-

ing and connections for leaks
after installing or servicing. Cor-
rect all leaks at once.

 WARNING: Never use an open

flame to check for a leak. Apply a
mixture of liquid soap and water
to all joints. Bubbles forming
show a leak. Correct all leaks at
once.

Pressure Testing Gas Supply
Piping System

Test Pressures In Excess Of 1/2 PSIG
(3.5 KPa)

1.

Disconnect appliance with its appliance
main gas valve (control valve) and equip-
ment shutoff valve from gas supply pip-
ing system. Pressures in excess of 1/2 psig
will damage heater regulator.

2.

Cap off open end of gas pipe where
equipment shutoff valve was connected.

3.

Pressurize supply piping system by either
using compressed air or opening main gas
valve located on or near gas meter.

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.

6.

Reconnect 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 13).

2.

Pressurize supply piping system by either
using compressed air or opening main gas
valve located on or near gas meter.

3.

Check all joints from gas meter to manual
shutoff valve (see Figure 14). Apply mix-
ture of liquid soap and water to gas joints.
Bubbles forming show a leak.

4.

Correct all leaks at once.

Pressure Testing Heater Gas
Connections

1.

Open equipment shutoff valve (see Fig-
ure 13).

2.

Open main gas valve located on or near
gas meter.

3.

Make sure control knob of heater is in
the OFF position.

4.

Check all joints from equipment shutoff
valve to control valve (see Figure 14).
Apply mixture of liquid soap and water to
gas joints. Bubbles forming show a leak.

5.

Correct all leaks at once.

6.

Light heater (see Operating Heater,
pages 10 and 11). Check the rest of the
internal joints for leaks.

7.

Turn off heater (see To Turn Off Gas to
Appliance
, page 11).

8.

Replace front panel.

Figure 13 - Equipment Shutoff Valve

Figure 14 - Checking Gas Joints

OPERATING
HEATER

FOR YOUR SAFETY

READ BEFORE

LIGHTING

A. This appliance has a pilot which must

be lighted 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 than air and will
settle on the floor.

WHAT TO DO IF YOU SMELL
GAS
• Do not try to light any appliance.
• Do not touch any electric 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 sup-

plier, call the fire department.

C. Use only your hand to push in or turn

the 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 fire or explosion.

D. Do not use this appliance if any part

has been under water. Immediately
call a qualified service technician to
inspect the appliance and to replace
any part of the control system and
any gas control which has been un-
der water.

 WARNING: If you do not fol-

low these instructions exactly, a
fire or explosion may result caus-
ing property damage, personal
injury or loss of life.

INSTALLATION

Continued

Control Valve Location

Gas Meter

Equipment
Shutoff
Valve

ON

POSIT

PO

Equipment
Shutoff
Valve

Open

Closed

Содержание CGN10LA

Страница 1: ... service must be per formed by a qualified installer service agency or the gas supplier WARNING Improper instal lation adjustment alteration service or maintenance can causeinjuryorpropertydam age Refer to this manual for correct installation and op erational procedures For as sistance or additional infor mation consult a qualified in staller serviceagency orthe gas supplier WARNING This is an unv...

Страница 2: ...un properly This heater has an Oxygen Depletion Sensing ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 4 through 6 5 Keep all air openings in front and bot tom of heater clear and free of debris This will insure enough air for proper combustion 6 If heater shuts off do not relight until you provide fresh out...

Страница 3: ...gnitor Button 1 Remove heater from carton 2 Remove all protective packaging ap plied to heater for shipment 3 Check heater for any shipping damage If heater is damaged promptly inform dealer where you bought heater PRODUCT FEATURES SAFETY DEVICE This heater has a pilot with an Oxygen DepletionSensing ODS safetyshutoffsys tem The ODS pilot is a required feature for vent freeroomheaters TheODS pilot...

Страница 4: ...of one perm 6 x 10 11 kg per pa sec m2 or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to areas such as joints around window and door frames be tween sole plates and floors be tween wall ceiling joints be tween wall panels at penetra tions for plumbing electrical and gas lines and at other opening...

Страница 5: ...f all fuel burning appliances in the space Vent free heater _____________ Btu Hr Gas water heater _____________ Btu Hr Gas furnace _____________ Btu Hr Vented gas heater _____________ Btu Hr Gas fireplace logs _____________ Btu Hr Other gas appliances _____________ Btu Hr Total _____________ Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and ven...

Страница 6: ...Figure 2 Ventilation Air from Inside Building WARNING Rework work sheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Figure 3 Ventilation Air from Outdoors Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Ventilation Air From Outdoors Provide extra f...

Страница 7: ...h as to bacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls WARNING Never install the heater inabathroom ModelCGN10LA only CGN6LA is allowed in bathroom Checklocalcodes in a recreational vehicle where curtains furniture clothing or other flammable objects are less than 36 inches from the front top or sides of the heater as a fireplace insert i...

Страница 8: ...o 1 2 thick Figure 7 Popping Open Anchor Wings For Thin Walls Figure 6 Folding Anchor Placing Heater On Mounting Screws 1 Locate two keyhole slots on back panel of heater see Figure 9 2 Place large openings of slots over screwheads Slide heater down until screws are in small portion of slots Figure 11 Installing Bottom Mounting Screw Removing Front Panel Of Heater 1 Remove two screws near bottom c...

Страница 9: ...ible location The equip ment shutoff valve is for turning on or shutting off the gas to the appliance Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess sealant in pipe could result in clogged heater valves Installsedimenttrapinsupplylineasshown in Figure 12 Locate sediment trap where it is within reach for cleaning Locate sedi ment trap w...

Страница 10: ...osition 4 Check all joints from equipment shutoff valve to control valve see Figure 14 Applymixtureofliquidsoapandwaterto gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating Heater pages 10 and 11 Check the rest of the internal joints for leaks 7 Turn off heater see To Turn Off Gas to Appliance page 11 8 Replace front panel Figure 13 Equipment Shutoff Va...

Страница 11: ...utton until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 13 through 15 Also contact a qualified service personorgassupplierforrepairs Un til repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure 7 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repe...

Страница 12: ... lint from carpeting bedding material pet hair etc CABINET Air Passageways Use a vacuum cleaner or pressurized air to clean Exterior Use a soft cloth dampened with a mild soap and water mixture Wipe the cabi net to remove dust ODS PILOT AND BURNER ORIFICE Use a vacuum cleaner pressurized air or small soft bristled brush to clean CLEANING BURNER PILOT AIR INLET HOLE We recommend that you clean the ...

Страница 13: ...mocouple to cool causing pilot flame to go out This prob lem 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 valve damaged REMEDY 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 ...

Страница 14: ...apors from furniture pol ish wax carpet cleaners etc turn into white powder residue REMEDY 1 Clean burner orifice see Cleaning and Maintenance page 12 or replace burner orifice 2 Replace burner orifice 3 Contact local natural gas company 1 Contact local natural gas company 2 Clean burner orifice see Cleaning and Maintenance page 12 or replace burner orifice 1 Clean burner orifice see Cleaning and ...

Страница 15: ...nections page 10 1 Refer to Fresh Air for Combustion and Ventilation requirements page 4 OBSERVED PROBLEM 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 Gas odor during combustion Moisture condensationnoticedonwindows POSSIBLE CAUSE 1 Metal expanding...

Страница 16: ...contact your nearest Parts Central or call DESA International s Parts Department at 1 800 972 7879 for referral information When calling DESA International have ready model number of your heater the replacement part number REPLACEMENT PARTS SPECIFICATIONS SERVICE PUBLICATIONS Youcanpurchaseaservicemanualfromthe address listed on the back page of this manual Send a check for 5 00 payable to DESA In...

Страница 17: ...x 616 791 8270 www nbmc com Dayton Hardware P O Box 275 North Dayton Station Dayton OH 45404 0275 All States 937 258 3721 OH 1 800 762 3426 Halco Enterprises 208 Carter Drive Unit 21 West Chester PA 19382 4500 610 430 7717 1 800 368 0803 www halcoenterprises com LA Porte s Parts Service 2444 N 5th Street Hartsville SC 29550 7704 803 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor S...

Страница 18: ...18 104269 VENT FREE NATURAL GAS HEATER 12 2 12 1 ILLUSTRATED PARTS LIST CGN10LA CGN6LA 10 12 11 1 2 3 4 5 6 7 9 8 10 13 14 15 17 18 21 22 25 20 24 23 19 26 27 16 ...

Страница 19: ...1 11 098249 01 098249 01 Nut M5 2 12 099440 03 100701 03 ODS Pilot Assembly 1 12 1 098514 01 098514 01 Thermocouple 1 12 2 098594 01 098594 01 Ignitor Electrode 1 13 104263 01 104263 01 Burner 1 14 099387 05 099387 05 Pilot Tubing 1 15 104259 03 104259 01 Injector 1 Piece 1 16 NJF 8C NJF 8C Hex Nut 1 17 099415 14 099415 14 Pressure Regulator 1 18 099462 01 099462 01 Burner Tubing 1 19 099391 02 09...

Страница 20: ...conditionbecauseofnormalwearandtear orpartsthatfailorbecome damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation 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 EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS TH...

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