USSC Hotblast 1321 Owner's Manual
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USSC Hotblast 1321 Owner's Manual

USSC Hotblast 1321 Owner's Manual

Solid fuel warm air furnace
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S T
O
MODEL 1321
Owners Manual
SOLID FUEL WARM AIR FURNACE
ASSEMBLY
INSTALLATION
OPERATION
REPAIR PARTS
CAUTION
IMPROPER INSTALLATION
READ ALL INSTRUCTIONS CAREFULLY
MAY VOID YOUR WARRANTY
BEFORE STARTING THE INSTALLATION
SAVE THIS MANUAL FOR
OR OPERATING THE FURNACE
FUTURE REFERENCE
FOR PARALLEL INSTALLATION WITH EXISTING AIR, GAS OR OIL FIRED FURNACE
OR FOR INSTALLATION AS A CENTRAL FURNACE
DO NOT USE THIS FURNACE IN A MOBILE HOME OR TRAILER
UNITED STATES STOVE COMPANY
WARNOCK HERSEY
S
C
227 Industrial Park Rd., P.O.Box 151
U
S
South Pittsburg, TN 37380
R
(423) 837-2100
851153A 10/96

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Summary of Contents for USSC Hotblast 1321

  • Page 1 FOR PARALLEL INSTALLATION WITH EXISTING AIR, GAS OR OIL FIRED FURNACE OR FOR INSTALLATION AS A CENTRAL FURNACE DO NOT USE THIS FURNACE IN A MOBILE HOME OR TRAILER UNITED STATES STOVE COMPANY WARNOCK HERSEY 227 Industrial Park Rd., P.O.Box 151...

  • Page 2: Tools And Materials Needed

    CONGRATULATIONS! You've purchased one of America's Finest Wood Burning Heaters. By heating with wood and coal, you're helping CONSERVE AMERICA'S ENERGY! Wood is our Renewable Energy Resource. Please do your part to preserve our wood supply. Plant at least one tree each year. Future generations will thank you.

  • Page 3: Caution Labels

    CAUTION LABELS Your Furnace has the following labels. Read and obey all labels. DANGER: RISK OF FIRE OR EXPLOSION DO NOT burn garbage, gasoline, drain oil, or other flammable liquids. WARNING: FIRE HAZARD DO NOT operate with fire draft exceeding .06 inches w.c. DO NOT operate with fuel loading or ash removal doors open.
  • Page 4 Rules for safe installation and operation Read these rules and the instructions carefully. Failure to follow them will cause a hazard that could result in death, serious bodily injury, and/or property damage. Check your local codes. The installation must comply with their rulings. Do not install this furnace in a mobile home or trailer.
  • Page 5 How The Furnace Functions Your Model 1321 Furnace is designed to be a supplemental or central heating source for your home. This solid fuel furnace may be installed in conjunction with a properly operat- ing central furnace that is listed or certified in...
  • Page 6 1321 DIMENSIONS Shown in Fig. 1 are the dimensions of the furnace. 37 5/8 Fig. 1 22 5/16 28 3/4 36 5/8...

  • Page 7: Locating The Furnace

    Locating the Furnace 1. The furnace should be located in the same room as the central system and as close as possible, but not closer than 9". There should be no wall between the furnace and the warm air outlet duct that is connected directly to the warm air outlet plenum of the central furnace.

  • Page 8: Chimney Connection

    Chimney Connection MASONRY CHIMNEY Before using an existing masonry chimney, clean the chimney and inspect the flue liner to be sure it is safe to use. Make repairs before attaching the furnace. See page 4, item 5. Look at Fig. 4. The connector pipe and fittings you will need to connect directly to a masonry chimney are shown.
  • Page 9 Rules for Connector Pipe Installation 1. The crimped end of the chimney connector fits inside the furnace flue collar. Install additional chim- ney connectors and elbow with the CRIMPED END TOWARD THE FURNACE. condensation in the flue to run back into the furnace. Use 6"...
  • Page 10 Assembly of Furnace Your furnace requires the following items to be assembled or installed by the service person: 1. Remove all parts from inside the furnace and inspect for damage. Including the firebrick, as some damage could have occurred during shipment. 2.
  • Page 11 Model 1321 Wiring Diagram LOAD LOAD LIMIT BREAK OFF LINE LINE JUMPER FOR LOW VOLTAGE Honeywell LIMIT SWITCH GROUND POWER CORD VAC, ELECTRICAL JUNCTION BOX BLOWER MOTOR IMPORTANT: POWER SUPPLY WIRING MUST NOT BE LESS THAN 90 CENTIGRADE. FAN "OFF"...

  • Page 12: Installation

    Connect electrical supply in the electrical junc- tion box that is mounted on the back of the Model 1321 Furnace. See Wiring Diagram (Fig. 12 or Fig. 13). Remove the cover from electrical junction box and connect power supply wires to wires desig- nated, using wire nuts.
  • Page 13 Repair Parts List Model 1321 PART NO. DESCRIPTION 24147 Cabinet Side 24148 Cabinet Back Panel 88032 Flue Collar Gasket 40246 Flue Collar 22761 Flue Collar Ring 24149 Cabinet Top Panel 68950 Firebox Weldment 68944 Feed Door Assembly (40340) 68952 Ash Door Assembly (40289)

  • Page 15: Power Failure Instructions

    18" MIN. Fig. 10 Power Failure Instructions: Operation after loss of power-- 1. Remove filter if provided 2. Do not expect to keep home at normal temperatures. 3. Do not load fuel above bottom of feed door. 2" MIN. AIR SPACE REQUIRED BY CODE CENTRAL FURNACE...

  • Page 16: Add-On Installation

    Add-On Installation...

  • Page 17: Operating Instructions

    This will allow for more complete combustion and less build-up of tars or soot in the chimney. 1. Set thermostat to HIGH before opening feed door. 2. Wood Fire-Model 1321- Add wood to a convenient level. CAUTION! DO NOT OPERATE WITH THE FEED AND/ OR ASH DOOR OPEN.

  • Page 18: Service Hints

    Service Hints Do not expect a furnace to draw. It is the chimney that creates the draft. Smoke spillage into the house or excessive build-up of water or creosote in the chimney are warnings that the chimney is not functioning properly. Correct the problem before using furnace.

  • Page 19: List Of Problems

    Trouble Shooting Tips for Warm Air Furnace LIST OF PROBLEMS 1. Smoking when feed door is open. 2. Furnace does not heat. 3. Blower does not run. 4. No air from registers- fan running. 5. Air from registers is not hot. 6.
  • Page 20 INSTALL GRAVITY-TYPE BACKDRAFT DAMPERS IN THE 8" ROUND HEAT OUTLET PIPES FOR SUPPLEMENTARY INSTALLS. COMBINED STATIC PRESSURE IN OUTLET PLENUM MUST NOT EXCEED 0.25 INCHES WATER COLUMN WITH BOTH FURNACE'S FANS RUNNING. APPENDIX INSTALLATION A EXISTING FURNACE MODEL 1321 FURNACE NOTE: NOTE: TO EXISTING DUCT WORK WARM AIR...
  • Page 21 COLLECTOR BOX COLD AIR RETURN FILTER BOX INSTALLATION C PLENUM ELBOW COLD AIR RETURN PLENUM TOP (OPTIONAL) FILTER BOX TO EXISTING DUCT WORK WARM AIR EXISTING FURNACE MODEL 1321 FURNACE TO EXISTING DUCT WORK WARM AIR EXISTING FURNACE MODEL 1321 FURNACE...
  • Page 22 DUCT WORK 2" MINIMUM CLEARANCE ANTI-BACKDRAFT FLAPPER SOLID FUEL FURNACE DUCT WORK 2" MINIMUM CLEARANCE SOLID FUEL FURNACE INSTALLATION D COLD AIR RETURN INSTALLATION E COLD AIR RETURN 11 PCS (OPTIONAL PLENUM FAN CONTROL LOCATION) FURNACE PLENUM EXISTING FURNACE BAFFLE FURNACE PLENUM EXISTING FURNACE...
  • Page 23 DUCT WORK 2" MINIMUM CLEARANCE SOLID FUEL FURNACE DUCT WORK 2" MINIMUM CLEARANCE CENTRAL FURNACE INSTALLATION SOLID FUEL FURNACE INSTALLATION F COLD AIR RETURN INSTALLATION G FURNACE PLENUM EXISTING FURNACE COLD AIR RETURN TO FILTER BOX...
  • Page 24 FOLLOWING INFORMATION AS SHOWN IN THIS LIST: 1. The PART NUMBER 2. The PART DESCRIPTION 3. The MODEL NUMBER: 1321 4. The SERIAL NUMBER BEFORE INSTALLING YOUR HEATER, FILL IN THE SERIAL NUMBER IN THE SPACE PROVIDED ABOVE FOR YOUR RECORDS.

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