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UNVENTED (VENT-FREE) GAS FiREplAcE iNSERT
OWNER'S OpERATiON AND iNSTAllATiON MANUAl
Shown with GS38 Surround Kit and
G8010 Brick Liner Accessories
REMOTE READY GAS FiREplAcE iNSERT
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— Do not store 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 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 supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
Vi33NRB AND Vi33pRB
®
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Summary of Contents for Desa GS38
- Page 1 UNVENTED (VENT-FREE) GAS FiREplAcE iNSERT OWNER’S OpERATiON AND iNSTAllATiON MANUAl Shown with GS38 Surround Kit and G8010 Brick Liner Accessories REMOTE READY GAS FiREplAcE iNSERT WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
Safety Information ... Local Codes... 5 Unpacking... 5 Product Identification ... 5 Remote Control Accessories ... 5 Product Features ... 6 Air For Combustion and Ventilation ... 6 Installation ... 8 Operating Fireplace Insert ... 19 Inspecting Burners... WARNING: Improper in- stallation, adjustment, al- teration, service or main-... -
Page 3: Safety Information
SAFETY iNFORMATiON Continued WARNING: This product con- tains and/or generates chemicals known to the state of California to cause cancer or birth defects or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, op- erate or service this fireplace. - Page 4 SAFETY iNFORMATiON Continued You must operate this fireplace insert with the fireplace insert screen and hood in place. Make sure fireplace insert screen and hood are in place before running fireplace insert. Keep the appliance area clear and free from combustible ma- terials, gasoline and other flam- mable vapors and liquids.
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Page 5: Local Codes
SAFETY iNFORMATiON Continued 23. Refractory, glass doors, screen rails, screen mesh and solid-fuel log grates (if applicable) can be removed from the fireplace before installing the unvented fireplace insert. 24. Smoke shelves, shields and baffles may be removed if attached by mechanical fasteners. lOcAl cODES Install and use fireplace insert with care. -
Page 6: Blower Assembly
pRODUcT FEATURES OPERATION This vent-free fireplace insert is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by both realistic flames and glowing embers. When used without the blower, the fireplace insert re- quires no electricity making it ideal for emergency backup heat. -
Page 7: Determining Fresh-Air Flow For Heater Location
AiR FOR cOMBUSTiON AND VENTilATiON Continued Confined and Unconfined Space The National Fuel Gas Code ANSI Z223.1/NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1,000 Btu per hour (4.8 m per kw) of the aggregate input rating of all appliances installed in that space and an unconfined space as a space whose volume is not less than 50... -
Page 8: Installation
AiR FOR cOMBUSTiON AND VENTilATiON Continued vENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining un- confined space. When ventilating to an adjoining unconfined space, you must provide two perma- nent openings: one within 12" of the ceiling and one within 12"... -
Page 9: Check Gas Type
Note: Use the accessory which best covers the existing masonry fireplace opening or wall opening. • Model GS38 Surround Kit (for use with fire- places with an opening smaller than 30" H and 38" W) • Model GS43 Surround Kit (for use with fire- places with an opening 30"... - Page 10 iNSTAllATiON Continued 4. Using Phillips screwdriver, remove four screws attaching top louver (see Figure 7). 5. Place top surround panel at top of fireplace insert. Bottom edge of panel will slide under top edge of insert. Align top panel screw holes with those in insert.
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Page 11: Installing Hood
iNSTAllATiON Continued INSTALLING HOOD Install hood to top of firebox as shown in Figure 10. Use 5 Phillips screws, provided, to attach hood to fireplace insert and 2 Phillips screws, provided, to attach hood and surround sides to fireplace insert. Screws Figure 10 - Installing Hood to Firebox INSTALLATION CLEARANCES... -
Page 12: Installing Gas Piping To Fireplace Location
Wall board or facing material (above fireplace) may be of combustible material, including decorative mantel ornaments or other similar projec- tions off of the facing material. Fireplace Figure 12 - Minimum Mantel Clearances for Fireplace Insert Installation INSTALLING GAS PIPING TO FIREPLACE LOCATION WARNING: A qualified service person must connect... - Page 13 iNSTAllATiON Continued CAUTION: Use only new, black iron or steel pipe. Inter- nally-tinned copper tubing may be used in certain areas. Check your local codes. Use pipe of 1/2" diameter or greater to allow proper gas volume to fireplace insert. If pipe is too small, undue loss of volume will occur.
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Page 14: Checking Gas Connections
iNSTAllATiON Continued 3. Route gas supply line through access opening of fireplace insert (see Figure 15). NOTICE: Most building codes do not permit concealed gas connections. A flexible gas line is provided to allow accessibility from the fireplace (see Figure 16). The flexible gas supply line con- nection to the equipment shutoff valve should be accessible. - Page 15 iNSTAllATiON Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. Close equipment shutoff valve (see Figure 17). 2. Pressurize supply piping system by either open- ing propane/LP supply tank for propane/LP gas or opening main gas valve located on or near gas meter or using compressed air.
- Page 16 iNSTAllATiON Continued 3. Install gas piping to fireplace location. This installation includes an approved flexible gas line (if allowed by local codes) after the equip- ment shutoff valve. The flexible gas line must be the last item installed on the gas piping. See Installing Gas Piping to Fireplace Location, page 12.
- Page 17 iNSTAllATiON Continued INSTALLING LOGS CAUTION: Do not remove the warning and instruction labels at- tached to the heater base assembly. These markings contain important warranty and safety information. WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury.
- Page 18 iNSTAllATiON Continued OPTIONAL WIRELESS HAND-HELD REMOTE CONTROL ACCESSORIES (GHRCB and GHRCTB) Installing Remote Receiver Unit 1. Disconnect switch wires from the control valve. 2. Remove screws attaching switch plate. 3. Remove switch plate (see Figure 26). Discard after removing. 4. Install remote receiver unit onto gas log heater base using mounting clips.
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Page 19: Operating Fireplace Insert
OpERATiNG FiREplAcE iNSERT FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result causing property damage, per- sonal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. -
Page 20: To Turn Off Gas To Appliance
OpERATiNG FiREplAcE iNSERT Continued 7. With control knob pressed in, press and release ignitor button. This will light pilot. The pilot is attached to the front burner. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay lit, contact a qualified service person or gas supplier for repairs. - Page 21 OpERATiNG FiREplAcE iNSERT Continued Flame Adjustment Knob Control Knob Remote Selector Switch in in On Position Remote Position (Optional Hand-Held Remote Control) Figure 33 - Setting the Remote Selector Switch, Control Knob and Flame Adjustment Knob for Remote Operation ON/OFF SERIES (MODEL HC100) Hold the control button on the hand-held remote until burner turns on.
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Page 22: Optional Blower Operation
OpERATiNG FiREplAcE iNSERT Continued Auto Shutoff Feature 1. If the average room temperature exceeds 82 degrees Fahrenheit (28 degrees Centi- grade), the hand-held remote control will perform a safety override and shut the fireplace off. This feature is not available in the MANU mode. -
Page 23: Burner Flame Pattern
iNSpEcTiNG BURNERS Continued BURNER FLAME PATTERN Figure 38 shows a correct burner flame pattern. Figure 39 shows an incorrect burner flame pattern. If burner flame pattern is incorrect, • turn heater off (see To Turn Off Gas to Appli- ance, page 20) •... -
Page 24: Wiring Diagrams
clEANiNG AND MAiNTENANcE Continued 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty minutes. 2. Inspect burner, pilot and primary air inlet holes on injector holder for dust and dirt (see Figure 40). 3. -
Page 25: Troubleshooting
WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot... - Page 26 OBSERVED PROBLEM ODS/pilot lights but flame goes out when control knob is released Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during com- bustion TROUBlEShOOTiNG Continued POSSIBLE CAUSE 1. Control knob not fully pressed in 2.
- Page 27 OBSERVED PROBLEM Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise when burner is lit White powder residue forming within burner box or on adjacent walls or furniture Remote does not function (GHRCB and GHRCTB Series only) Fireplace insert produces a clicking/ticking noise just after...
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Page 28: Cleaning And Maintenance
WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions. -
Page 29: Specifications
Heating Products’ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready. You can also visit DESA Heating Products’ techni- cal services web site at www.desatech.com. SERVicE hiNTS When Gas Pressure Is Too Low •... -
Page 30: Illustrated Parts Breakdown And Parts List
illUSTRATED pARTS BREAkDOWN MODELS VI33NRB AND VI33PRB www.desatech.com Note: Items and 8 are for natural gas only 113195-01C... -
Page 31: Parts List
This list contains replaceable parts used in your fireplace insert. When ordering parts, follow the instruc- tions listed under Replacement Parts on page 29 of this manual. PART NO. 113548-0 113549-0 113550-0 1039-01 1038-01 09849-01 09938-14 09938-09 111331-13 1049-03 11114-01 099056-6 099056-19 10-01... - Page 32 illUSTRATED pARTS BREAkDOWN FIREPLACE INSERT MODELS VI33NRB AND VI33PRB www.desatech.com 113195-01C...
- Page 33 FIREPLACE INSERT MODELS VI33NRB AND VI33PRB This list contains replaceable parts used in your fireplace insert. When ordering parts, follow the instruc- tions listed under Replacement Parts on page 29 of this manual. PART NO. 10551-01 10533-01 098304-01 10455-0 105518-01CK Firebox Hood 09930-0 101614-0 M11084-6...
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Page 34: Accessories
Note: Use the accessory which best covers the existing masonry fireplace opening. • Model GS38 Surround Kit (for use with fireplaces with an opening smaller than 30" H and 38" W) • Model GS43 Surround Kit (for use with fire- places with an opening 30"... - Page 35 NOTES _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ 113195-01C www.desatech.com...
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Page 36: Limited Warranty
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Heating Products Authorized Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product and/or DESA Heating Products who will provide original factory replacement parts.
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