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Table of contents for the manual
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Page 1
USSC 1[...]
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2 USSC GAS SPECIFICATIONS MODEL FUEL MAXIMUM INPUT DV12 Natural 10,000 BTU/hr Liquid Propane 10,000 BTU/hr DV20 Natural 18,000 BTU/hr Liquid Propane 18,000 BTU/hr MANIFOLD PRESSURE Natural Gas - DV12 - 5.8” w.c. DV20 - 5.2” w.c. Propane / LP Gas - DV12 - 10.8” w.c. DV20 - 10.6” w.c. GAS INLET 3/8” NPT SUPPLY MIN. PRESSURE MAX. PRESSURE Na[...]
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USSC 3 SAFETY RULES Due to high temperatures, the appliance should located out of traffic and away from furniture and draperies. Children and adults should be alerted to the hazards of high surface temperatures and should stay away to avoid burns or clothing ignition. Young children should be carefully supervised when they are in the same room as t[...]
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4 USSC[...]
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USSC 5 VENTILATION INSTALLATION The ventilation system consist of: 1_External Tube - Air incoming tube with enamel hood riveted in place. 1_Threaded Mounting Rod 1_Internal Tube - Outgoing flue gases 1_Adjusting Nut Diagram Nº 3 Diagram Nº 4 For Model DV12: Mark the three 5/16” (8mm) holes and drill Insert the three plastic plugs provided in th[...]
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6 USSC Diagram Nº 5 IMPORTANT: The appliance’s venting system should be inspected at least once a year and cleaned if necessary. IMPORTANT: THE VENT-AIR INTAKE SYSTEM MUST BE PROPERLY INSTALLED TO IN- SURE PROPER AND SAFE OPERATION. VENTILATION INSTALLATION continued... Diagram Nº 7 Diagram Nº 6 IMPORTANT: The appliance’s vent cap should be [...]
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USSC 7 VENTILATION INSTALLATION continued... Clearance above grade, veranda, porch, deck, or balcony Clearnace to window or door that may be opened Clearance to permanently closed window Vertical clearance to ventilated soffit lo- cated above the terminal within a horizon- tal distance of 2 feet (61 cm) from the cen- ter line of the terminal Clearn[...]
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8 USSC VENTILATION INSTALLATION continued... Diagram Nº 8[...]
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Page 9
USSC 9 CAUTION Use new black iron or steel pipe only. Internally tinned copper tubing can be used in some areas when permitted by local codes. Only use pipe of 1/2" or greater diameter to allow full gas volume to heater. Excessive pressure loss will occur if the pipe is too small. A manual shutoff valve, union and plugged 1/8" NPT pressur[...]
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10 USSC OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance has a pilot which can be light with the equipped piezo ignitor. When lighting the pilot, follow these instructions exact[...]
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USSC 11 MAINTENANCE INSTRUCTIONS As with all fuel burning appliances, it is important to conduct periodic maintenance functions that will allow for contin- ued safe, efficient operation of the unit. We suggest that before every heating season, or at least once a year, conduct the following minimum service functions. STEP 1: The gas supply should be[...]
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12 USSC Diagram Nº 11. Correct Flame Pattern Diagram Nº 12. Incorrect Flame Pattern Diagram Nº 10. Correct Flame Pattern Optional Blower - DVBS (DV12) and DVBL (DV20) Wiring Diagram CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after serv[...]
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USSC 13 DV20 - REPAIR PARTS[...]
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14 USSC KEY PART # DESCRIPTION QTY. 1.1 2478 Glass Support 2 2.1 17501 Combustion Chamber Glass 1 3.1 2484 Cer amic Fibre Glass Gasket (Long) 2 4.1 2482 C er amic Fibre Glass Gask et (Short) 2 5.1 354 Combustion Chamber 1 6.1 2472 Cer amic Fibre W asher (D57 / D43) 14 7 .1 16374 Air I ntake T ube 7 8.1 15901 Spacing Bolt 2 9.1 2471 Cer amic Fibre W[...]
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USSC 15 DV12 - REPAIR PARTS[...]
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16 USSC KEY PART # DESCRIPTION QTY. 1.2 2469 Glass Support 2 2.2 17507 Combustion Chamber Glass 1 3.2 2483 Cer amic Fibre Glass Gasket (Long) 2 4.2 2482 C er amic Fibre Glass Gasket (Short) 2 5.2 342/CC Combustion Chamber 1 6.2 2472 Cer amic Fibre W asher (D57 / D43) 6 7 .2 16374 Air Intake T ube 3 8.2 15951 Spacing Bolt 2 9.2 2471 Cer amic Fibre W[...]
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USSC 17 BURNER ASSEMBLY - REPAIR PARTS[...]
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18 USSC KEY PART # DESCRIPTION QTY. 1.3 14399 Control R od Plate 1 2.3 10381 Control R od S et Screw (1/8” x 15) 1 3.3 16353 Eur osit V alve By P ass 50 (f or model DV12-LP) 1 4.3 16354 Eur osit Valv e By P ass 90 (for model DV20-LP) 1 5.3 16355 Eur osit V alve By P ass 70 (for models DV20-N and DV12-N) 1 6.3 14397 Eur osit Gas Control V alve - L[...]
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USSC 19 VENTING - REPAIR PARTS LIST KEY PART # DESCRIPTION QTY. 1.4 2480 Outgoing Flue Gases T ube - DV20 (Internal) 1 2.4 2479 Air I ncoming T ube - DV20 (External) 1 3.4 34 7 Enameled V ent Cap - DV20 1 4.4 2470 Connecting Rod 1 5.4 16371 Connecting Rod Nut 1 6.4 2475 Outgoing Flue Gases T ube - DV12 (Internal) 1 7 .4 2474 Air I ncoming T ube - D[...]
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20 USSC Keeping America Warm Since 1869 United States Stove Company 227 Industrial Park Road P.O. Box 151 South Pittsburg, TN 37380 (423) 837-2100 Save this manual for future reference. DV12, DV20 Owner's Manual When writing, always give the full model number which is on the nameplate attached to the fireplace. When ordering repair parts or op[...]