Page 2 - WARNING: Any change to this heater or its con-; SAFETY INFORMATION; WARNINGS; DANGER: Carbon monoxide poisoning may lead; Carbon Monoxide Poisoning:; Early signs of carbon monoxide; TABLE OF CONTENTS
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 2 Due to high temperatures, the appliance should belocated out of traffic and away from furniture anddraperies. Do not place clot...
Page 3 - PRODUCT IDENTIFICATION; Figure 1 - Product Identification; Continued
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 3 3 1. This appliance is only for use with the type of gas indicated onthe rating plate. This appliance is not convertible for us...
Page 4 - LOCAL CODES; WARNING: Do not remove the data plates from; PRODUCT FEATURES; OPERATION; WARNING: This heater shall not be installed in a
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 4 LOCAL CODES Install and use heater with care. Follow all local codes. In theabsence of local codes, use the latest edition of T...
Page 5 - Unusually Tight Construction; per kw) of the aggregate input rating; AIR FOR COMBUSTION AND VENTILATION
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 5 5 PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSIZ223.1/NFPA 54, Section 5.3, Air f...
Page 6 - WARNING: If the area in which the heater may be; VENTILATION AIR; Ventilation Air From Inside Building; Do not provide openings for inlet or outlet air into; Figure 3 - Ventilation Air from Outdoors
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 6 AIR FOR COMBUSTIONAND VENTILATION Continued A. Rework worksheet, adding the space of an adjoining room. If theextra space provi...
Page 7 - Vent-free heaters add moisture to the air. Although; INSTALLATION
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 7 7 INSTALLATION AND CLEARANCES (Vent-Free Operation Only) WARNING: Maintain the minimum clearances. If you can, provide greater ...
Page 8 - Minimum Noncombustible Material Clearances; If Not Using Mantel; Noncombustible; Noncombustible material OK.; Installing Damper; Figure 4 - Minimum Clearance for Combustible to Wall; If Using Mantel
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 8 INSTALLATION Continued Minimum Noncombustible Material Clearances If Not Using Mantel Note: If using a mantel, proceed to If Us...
Page 9 - A. If installing appliance on the floor level, you must maintain; Figure 7 - Minimum Mantel Clearances When Using Hood; MANTEL CLEARANCES; Determining Minimum Mantel Clearance
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 9 9 INSTALLATION Continued FLOOR CLEARANCES A. If installing appliance on the floor level, you must maintain the minimum distance...
Page 10 - Figure 10 - Attaching Damper Clamp; INSTALLING HEATER BASE ASSEMBLY; Installation Items Needed; Figure 11 - Attaching Flexible Gas Hose to Heater
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 10 Area of Various Standard Round Flues Diameter (ins.) Area (sq. ins.) 5" 20 sq. inches 6" 29 sq. inches 7" 39 sq. i...
Page 11 - Figure 12 - Attaching Base Assembly to Fireplace Floor; CONNECTING TO GAS SUPPLY; WARNING: A qualified service person must con-; WARNING: Never connect natural gas heater to; WARNING: Use pipe joint sealant that is resistant
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 11 11 4. Place logs in their proper position on heater base. See Install-ing Logs, page 13. 5. Center heater base and logs front-...
Page 12 - CAUTION: Avoid damage to control. Hold fitting; Figure 14 - Gas Connection; WARNING: Test all gas piping and connections; CHECKING GAS CONNECTIONS; WARNING: Never use an open flame to check for; Pressure Testing Gas Supply Piping System; Correct all leaks at once.; Pressure Testing Heater Gas Connections; Make sure control knob of heater is in the OFF position.; Figure 15 - Equipment Shutoff Valve
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 12 INSTALLATION Connecting To Gas Supply (Cont.)Checking Gas Connections INSTALLATION Continued We recommend that you install sed...
Page 13 - Figure 17 - Checking Gas Joints for Propane/LP Gas; WARNING: Failure to position the parts in accor-; INSTALLING LOGS; Make sure log does not cover any burner ports.; CAUTION: After installation and periodically there-
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 13 13 OF F P IL OT O N H I L O O FF P IL OT O N H I L O INSTALLATION Checking Gas Connections (Cont.) Installing Logs Figure 17 -...
Page 14 - OPERATING HEATER; FOR YOUR SAFETY READ; WARNING: If you do not follow these instructions; LIGHTING INSTRUCTIONS; • If fireplace has glass doors, never operate this
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 14 OPERATING HEATER For Your Safety Read Before LightingLighting Instructions OPERATING HEATER FOR YOUR SAFETY READ BEFORE LIGHTI...
Page 15 - CAUTION: Do not try to adjust heating levels by; Figure 23 - Natural Gas Pilot; TO TURN OFF GAS TO APPLIANCE; Shutting Off Heater; MANUAL LIGHTING PROCEDURE; Thermostat Control Operation; OPTIONAL REMOTE OPERATION; GHRC Series Operation:
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 15 15 OPERATING HEATER LIghting Instructions (Cont.) To Turn Off Gas To Appliance Manual Lighting Procedure Optional Remote Opera...
Page 16 - GHRCTA Series Operation; manual mode when ON is lit.; PILOT FLAME PATTERN; INSPECTING BURNERS; BURNER FLAME PATTERN; Figure 29 - Correct Flame Pattern
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 16 GHRCTA Series Operation 2b. Press the AUTO/ON/OFF button on the hand-held remote control (see Figure 26). The lights to the le...
Page 17 - WARNING: Turn off heater and let cool before; Blow air through the ports/slots and holes in the burner.; Figure 31 - Injector Holder On Outlet Burner Tube; LOGS; • If you remove logs for cleaning, refer to Installing Logs, page; MAIN BURNER
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 17 17 INSPECTING BURNERS Burner Flame Pattern (Cont.) CLEANING AND MAINTENANCE Cleaning Burner Injector Holder And Pilot Air Inle...
Page 18 - WARNING: Turn off heater; POSSIBLE CAUSE; All troubleshooting items are listed in; TROUBLESHOOTING
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 18 TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing.Only a qualified service personshould service and repai...
Page 19 - OBSERVED PROBLEM; nance, page 17) or replace burner orifice
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 19 19 OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion S...
Page 20 - IMPORTANT
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 20 TROUBLESHOOTING TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply.• Do not try to light any appliance....
Page 21 - WIRING DIAGRAM; SPECIFICATIONS; Natural Gas; SERVICE HINTS; When Gas Pressure Is Too Low; TECHNICAL SERVICE; REPLACEMENT PARTS; PARTS UNDER WARRANTY
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 21 21 WIRING DIAGRAM SPECIFICATIONS TECHNICAL SERVICE REPLACEMENT PARTS SPECIFICATIONS Natural Gas Propane/LP Btu (Variable) 20,0...
Page 22 - ILLUSTRATED PARTS BREAKDOWN
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 22 5 O F F P IL OT O N H I L O O F F P IL OT O N H I L O 1-3 1-1 1-5 1-4 1-2 9 3 2 13 12 15 14 18 17 12 12 16 21 12 19 6 8 7 4 11...
Page 23 - PARTS LIST; PART NUMBER
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 23 23 PARTS LIST VYM27NRVYM27PRFVFM27NRFVFM27PR This list contains replaceable parts used in your heater. When ordering parts, fo...
Page 24 - EQUIPMENT SHUTOFF VALVE - GA5010; ACCESSORIES
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 24 ACCESSORIES Purchase these heater accessories from your local dealer. Ifthey can not supply these accessories, call DESA Inter...
Page 25 - OWNER'S REGISTRATION FORM
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 25 25 1. Where will the product be used? ❍ Living/Family Room ❍ Office/Warehouse ❍ Utility Shed/Outbuilding ❍ Garage ❍ Bedroom ❍ ...
Page 26 - Postage; TAPE
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 26 2701 Industrial DriveP.O. Box 90004Bowling Green, KY 42102-9004 Postage Required TM TAPE TAPE
Page 27 - NOTES
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 27 27 NOTES _______________________________________________________________________________________________ _____________________...
Page 28 - KEEP THIS WARRANTY; WARRANTY INFORMATION; LIMITED WARRANTY; NOT A UPC
110398-01A F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m F o r m o r e i n f o r m a t i o n , v i s i t w w w . d e s a t e c h . c o m 28 KEEP THIS WARRANTY WARRANTY INFORMATION Always specify model and serial numbers when communicating with the factory. We reserv...