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100351

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.

35,000 BTU/Hr

50,000 BTU/Hr

Model

BTU

35,000

50,000

Type Gas

Natural Only

Ignition

Piezo

Pressure Regulator Setting

3.5" W.C.

Inlet Gas Pressure

Maximum

7" W.C.

Minimum

5" W.C.

Dimensions, Inches

Heater (H x W x D)

25 x 27

x 16

28 x 32

x 16

Shipping Weight (pounds)

Flue Vent Size

4" dia.

Orifice Size

34 drill, ø .111

29 drill, ø .136

SPECIFICATIONS

Note:

These heaters are certified for elevations of 0-4500 feet above sea level. For

elevations above 2000 feet, de-rate heater 4% for each 1000 feet above sea level.

When gas pressure is too low

• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat

When gas quality is bad

• pilot will not stay lit
• burner will produce yellow 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 natural gas supplier.

SERVICE

HINTS

Содержание Comfort Glow CGB35N

Страница 1: ...iatelycallyourgassupplierfrom a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be per formed by a...

Страница 2: ...rmanent Fresh Air Ventilation 18 Example 2 Locating Heater in Confined Closed Area 19 Ventilating Confined Area 19 Operating Heater 20 For Your Safety Read Before Lighting 20 Lighting Instructions 20...

Страница 3: ...peration of this heater 1 A qualified service person must install heater and venting system 2 Use only natural gas Do not convert heater to use different fuel type 3 If you smell gas Shut off gas supp...

Страница 4: ...supervise young children when they are in the same room as heater Heater will remain hot for a time after shutdown Let surface cool before touching 10 Do not use heater as a cooking device 11 Do not a...

Страница 5: ...Control Knob Ignitor Button Draft Hood Outlet for Venting System Figure 2 Vented Natural Gas Heater Rear View Figure 1 Vented Natural Gas Heater Control Valve Lower Front Access Panel PRODUCT IDENTIF...

Страница 6: ...ally Follow all local codes NOTICE This heater must be electrically grounded if equipped with blower Follow all local codes In the absence of local codes follow the National Electric Code ANSI NFPA 70...

Страница 7: ...an wood flooring Place heater on metal or wood panel extending the full width and depth of heater as a fireplace insert in high traffic areas in windy or drafty areas WARNING ICON G 001 CAUTION If you...

Страница 8: ...or gas appliance We recommend you use flues classified as prefabri cated or masonry all fuel chimney or type B vent See Vent Types page 10 If using old vent check vent for soot creosote and loose part...

Страница 9: ...ever extend vent pipe horizontally through outside wall and terminate You must connect a vertical run of vent pipe to the horizontal run The vertical run must be at least 25 longer than the horizontal...

Страница 10: ...walled pipe Clearances to combustible construction must be in accordance with the listing of the particular type B vent Type B vents are currently listed as B 1 B 1 1 2 and B 2 The illustrations belo...

Страница 11: ...reas Check your local codes Use pipe that is 1 2 in diameter or greater to allow proper gas volume to heater If pipe is too small undue loss of pressure will occur The gas supply line to your heater m...

Страница 12: ...ction of inlet gas line From Gas Meter 5 W C Min to 7 W C Max From Gas Meter 5 W C Min to 7 W C Max Pipe Nipple Tee Joint Cap Manual Shutoff Valve Ground Joint Union Tee Joint 1 8 NPT Plug Tap Reducer...

Страница 13: ...propane supply tank to manual shutoff valve Apply mixture 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...

Страница 14: ...ave sharp edges Handle with care WARNING ICON G 001 CAUTION Do not operate heater without glass panels installed Operating heater without glass panels will damage front of heater due to excess tempera...

Страница 15: ...s Technical Service Department at 1 800 323 5190 for a replacement glass panel 8 Repeat steps 4 through 7 for all glass panels 9 Reinstall glass guard Reinstall lower front access panel of heater WARN...

Страница 16: ...ust fans fireplaces clothes dryers and fuel burning appliances draw air from the house to operate This heater is a fuel burning appliance It uses air from inside the house for combustion It also uses...

Страница 17: ...ng Confined Area page 19 In an open area the air that leaks around doors and windows may provide enough fresh air for combustion and ventilation Draft Hood Spillage Test Follow the steps below to see...

Страница 18: ...air by a permanent method as soon as possible If spillage still occurs leave window open and go to next step B If you have a fireplace open a window or door near it at least two inches Test again for...

Страница 19: ...ined area Follow instructions under Example 1 Locating Heater in Unconfined Open Area page 17 to make sure fresh air ventilation is adequate When ventilating to an adjoining open area you must provide...

Страница 20: ...depress control knob in any position other than PILOT to shut off burner and pilot A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly...

Страница 21: ...or button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 26 through 29 Also contact a qualified service person or gas supplier for repairs Until repairs are made lig...

Страница 22: ...h Hold match to pilot until pilot lights 5 Follow steps 8 through 11 under Lighting Instructions page 21 OPERATING HEATER Continued TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1 Fully depress con...

Страница 23: ...ugh front glass of heater Figure 20 page 24 shows a correct burner flame pattern Figure 21 page 24 shows two incorrect burner flame patterns The two incorrect flame patterns show high yellow flames an...

Страница 24: ...ellow Flame Flame Lifting Off of Burner Figure 21 Incorrect Burner Flame Patterns If burner flame pattern is incorrect as shown in Figure 20 turn heater off see To Turn Off Gas to Appliance page 22 se...

Страница 25: ...high yellow flame Incomplete combustion from lack of air causes the yellow flame This will deposit soot inside the combustion chamber and on the burner To clean combustion chamber and burner you must...

Страница 26: ...ut is loose 7 Broken or frayed ignitor cable 8 Loose ignitor cable 9 Bad piezo ignitor 1 Gas supply turned off or manual shutoff valve closed 2 Control knob not in PI LOT position 3 Control knob not p...

Страница 27: ...Burner orifice diameter is too small 4 Inlet gas pressure is too low 1 Manifoldpressureistoo low 2 Burner orifice is clogged REMEDY 1 Fully open manual shut off valve 2 Press in control knob fully 3 A...

Страница 28: ...ied 1 Air in gas line 2 Air passageways on heater blocked 3 Dirty or partially clogged burner orifice REMEDY 1 Clean burner see Clean ing and Maintenance page 25 or replace burner orifice 2 Replace bu...

Страница 29: ...enting system If damaged or blocked repair If venting system is OK have qualified service person replace vent safety switch wire harness or thermo couple interrupter 2 Contactlocalnaturalgas company 3...

Страница 30: ...ee Figure 22 9 Remove assembly from the rear of heater 10 To reinstall reverse above steps Turn on gas to heater and check for gas leaks Apply a mixture of liquid soap and water to all joints Bubbles...

Страница 31: ...burner to the right for clearance Rotate burner 90 and remove burner through lower front access opening 7 To reinstall reverse above steps Turn on gas to heater and check for gas leaks Apply a mixtur...

Страница 32: ...4 5 Use socket or open end wrench to remove the old orifice from the orifice holder 6 Clean and replace orifice or replace with new orifice 7 Turn on gas to heater and check for gas leaks Apply a mixt...

Страница 33: ...8 x 32 1 2 x 16 Shipping Weight pounds 78 98 Flue Vent Size 4 dia 4 dia Orifice Size 34 drill 111 29 drill 136 SPECIFICATIONS Note These heaters are certified for elevations of 0 4500 feet above sea l...

Страница 34: ...lson Grand Rapids MI 49504 616 791 4760 800 446 1446 Washer Equipment Co 1715 Main Street Kansas City MO 64108 KS MO AR 816 842 3911 Controls Inc 6820 Glenwood Ave Raleigh NC 27612 NC SC VA MD 919 787...

Страница 35: ...ed with blower Purchase these heater accessories from your local dealer If they can not supply these accessories either contact your nearest Parts Central see page 34 or call DESA International s Part...

Страница 36: ...36 100351 ILLUSTRATED PARTS LIST Burner Assembly 3 4 8 10 11 1 2 5 6 7 9 12 13 14 15 16 17 18 19 28 27 7 35 Model 6 50 Model 11 24 2 20 21 23 26 22 17 16 4 24 24 1 24 3 24 4 25 7...

Страница 37: ...8 3 M11084 38 Screw 8 18 x 3 8 2 12 099211 01 099211 01 Screw 10 16 x 2 1 2 2 13 100207 01 100207 01 Control Valve 1 14 098265 01 098265 01 Elbow 1 15 098936 02 098936 02 Thermocouple Interrupter 1 1...

Страница 38: ...16 x 3 8 2 3 100053 02BR 100053 01BR Hearth Assembly 1 includes items 5 7 4 100204 02 100204 01 Top Panel 1 5 098304 02 098304 02 Screw 6 20 x 3 8 2 6 M11084 26 Screw 10 16 x 3 8 17 M11084 26 Screw 1...

Страница 39: ...________ _________________________________________________________________ _________________________________________________________________ ___________________________________________________________...

Страница 40: ...changed by any distributor dealer or other person whomsoever DESA WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the owner s operation and installation manual including cleaning of c...

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