United States Stove B9945N manual

1 Propane (LPG) Model B9945L Supplemental Heater Natural Gas Model B9945N Supplemental Heater UNITED ST A TES STOVE COMP ANY 227 Industrial Park Road • P.O. Box 151 • South Pittsburg, TN 37380 • (423) 837-2100 VENT -FREE PEDEST AL GAS HEA TER INST ALLA TION AND OPERA TION INSTR UCTIONS This is an unvented gas-fired heater . It uses air (o xyg[...]

2 T T T T T ABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS ABLE OF CONTENTS NOTICE NOTICE NOTICE NOTICE NOTICE Installation and repair must be done by a qualified service person. The appliance should be inspected before use and at least annually by a professional service person. More frequent cleaning may be required due to exc[...]

3 CARBON MONOXIDE POISONING: Early signs of carbon monoxide poisoning are similar to the flu with headaches, dizziness and/or nausea. If you have these signs, obtain fresh air immediately. Have the heater serviced as it may not be operating properly. The installation must conform with local codes or, in the absence of local codes, with the National[...]

4 PR PR PR PR PR ODUCT FEA ODUCT FEA ODUCT FEA ODUCT FEA ODUCT FEA TURES TURES TURES TURES TURES IMPOR IMPOR IMPOR IMPOR IMPOR T T T T T ANT SAFETY INFORMA ANT SAFETY INFORMA ANT SAFETY INFORMA ANT SAFETY INFORMA ANT SAFETY INFORMA TION TION TION TION TION FIGURE 1. 9945 Vent-Free Pedestal FIGURE 1. 9945 Vent-Free Pedestal FIGURE 1. 9945 Vent-Free [...]

5 SPECIFICA SPECIFICA SPECIFICA SPECIFICA SPECIFICA TIONS TIONS TIONS TIONS TIONS Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Manifold Pressure Setting 4" w.c. Gas Inlet Pressure Maximum 10-1/2" w.c. Minimum 5" w.c. Gas Rate Gas Rate Gas Rate Gas Rate Gas Rate Number Number Number Number Number Model Number Model Numb[...]

6 This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air. Unusually tight construction is defined as construction where: (a) Walls and ceilings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of 1 perm (6[...]

7 INST INST INST INST INST ALLA ALLA ALLA ALLA ALLA TION TION TION TION TION The following formula can be used to determine the maximum heater rating per the definition of unconfined space: BTU/HR = (L1+L2) Ft x (W) Ft x (H) Ft x 1000 50 Consider two connecting rooms with an open area between, with the following dimensions:(See Fig. 2, Example) L1=[...]

8 MANTEL CLEARANCES MANTEL CLEARANCES MANTEL CLEARANCES MANTEL CLEARANCES MANTEL CLEARANCES If placing a custom mantel above the heater, you must meet minimum clearances between mantel shelf and the top of the heater. If your installation does not meet the below minimum clearances, you must: • Raise the mantel to an acceptable height, OR • Remo[...]

9 GAS CONNECTION GAS CONNECTION GAS CONNECTION GAS CONNECTION GAS CONNECTION NOTICE NOTICE NOTICE NOTICE NOTICE CAUTION CAUTION CAUTION CAUTION CAUTION IMPORTANT: IMPORTANT: IMPORTANT: IMPORTANT: IMPORTANT: Loosen the pipe adapter on the flex tube before installing to the system piping. FIGURE 5. Gas Connection FIGURE 5. Gas Connection FIGURE 5. Ga[...]

10 GAS CONNECTION GAS CONNECTION GAS CONNECTION GAS CONNECTION GAS CONNECTION GAS PRESSURE CHECK GAS PRESSURE CHECK GAS PRESSURE CHECK GAS PRESSURE CHECK GAS PRESSURE CHECK FIGURE 6. Rear View of 9945 Vent-Free Gas Heater FIGURE 6. Rear View of 9945 Vent-Free Gas Heater FIGURE 6. Rear View of 9945 Vent-Free Gas Heater FIGURE 6. Rear View of 9945 Ve[...]

11 1) Remove the two(2) screws and lift the front screen slightly up. (Fig. 7A) Then tilt the bottom of the screen inward and downward. (Fig. 7B) 2) Lean the top of the screen toward you slightly (Fig. 7B) and then proceed to carefully bring the screen straight back (Fig. 7C). NOTE: To reinstall the front screen, reverse steps 1 & 2. REMOVING F[...]

12 OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS Avoid any drafts that alter the burner flame patterns. Do not allow fans to blow directly into the heater. Do not place a blower inside burn area of firebox. Ceiling fans may create drafts that alter burner flame patterns. Sooting a[...]

13 1 . STOP! Read the safety information on the previous page. 2 . Set the thermostat to lowest setting. 3 . Turn off all electrical power and open the access door. 4 . Push in gas control (B) slightly and turn clock wise to "OFF". 5 . Push "ON / OFF" switch to "OFF" position. NOTE: Knob cannot be turned from "PIL[...]

14 Annual inspection and cleaning by your dealer or qualified service technician is recommended to prevent malfunction and/or sooting. Remove front screen, (see page 11). Carefully lift screen from locating stubs and set aside during cleaning. Refer to instructions on page 11 for installation of screen. Do not operate the unit with the screen remov[...]

15 CLEANING / SERVICING CLEANING / SERVICING CLEANING / SERVICING CLEANING / SERVICING CLEANING / SERVICING Periodic Cleaning Periodic Cleaning Periodic Cleaning Periodic Cleaning Periodic Cleaning • Do not use cleaning fluid to clean logs or any part of heater. • Logs - Brush with soft bristle brush or vacuum with brush attachment. • Vacuum [...]

16 14 HEATER ASSEMBLY REPLACEMENT PARTS HEATER ASSEMBLY REPLACEMENT PARTS HEATER ASSEMBLY REPLACEMENT PARTS HEATER ASSEMBLY REPLACEMENT PARTS HEATER ASSEMBLY REPLACEMENT PARTS 5 3 9 7 6 18 10 4 17 15 16 8 12 11 13 2 1 20 19[...]

17 KEY KEY KEY KEY KEY PART # PART # PART # PART # PART # DESCRIPTION DESCRIPTION DESCRIPTION DESCRIPTION DESCRIPTION QTY. QTY. QTY. QTY. QTY. 1 B24767 BASE 1 2 B69198 PEDESTAL WELDMENT 1 3 24891 FIREBOX BOTTOM (NATURAL) 1 4 24768 FIREBOX BOTTOM (L.P. PROPANE) 1 5 24772 FIREBOX WRAPPER 1 6 B24769 CABINET WRAPPER 1 7 24771 FIREBOX TOP 1 8 24770 FRON[...]

18 BURNER & LOG ASSEMBLY BURNER & LOG ASSEMBLY BURNER & LOG ASSEMBLY BURNER & LOG ASSEMBLY BURNER & LOG ASSEMBLY 11 1 17 15 16 14 3 2 8 7 9 10 6 4 5 12 13[...]

19 PARTS LIST FOR GENERATOR AND LOG ASSEMBLY PARTS LIST FOR GENERATOR AND LOG ASSEMBLY PARTS LIST FOR GENERATOR AND LOG ASSEMBLY PARTS LIST FOR GENERATOR AND LOG ASSEMBLY PARTS LIST FOR GENERATOR AND LOG ASSEMBLY KEY KEY KEY KEY KEY PART # PART # PART # PART # PART # DESCRIPTION DESCRIPTION DESCRIPTION DESCRIPTION DESCRIPTION QTY. QTY. QTY. QTY. QT[...]

20 TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING Turn off and let cool before servicing. Only a qualified service person should Turn off and let cool before servicing. Only a qualified service person should Turn off and let cool before servicing. Only a qualified service person should Turn off and let cool before s[...]

21 TROUBLESHOOTING, CONTINUED... TROUBLESHOOTING, CONTINUED... TROUBLESHOOTING, CONTINUED... TROUBLESHOOTING, CONTINUED... TROUBLESHOOTING, CONTINUED... ODS/Pilot lights, but flame goes out When control knob is released. (continued from page 20) One or both burners do not light after ODS/pilot is lit. Burner backfires during combustion. Slight smok[...]

22 OPTIONAL KITS FOR THE 9945 OPTIONAL KITS FOR THE 9945 OPTIONAL KITS FOR THE 9945 OPTIONAL KITS FOR THE 9945 OPTIONAL KITS FOR THE 9945 THIS OPTIONAL F40 BLOWER KIT IS AVAILABLE WHERE YOU PURCHASED THIS HEATER OR YOU CAN ORDER DIRECT FROM THE FACTORY BY CONTACTING THE PARTS DEPARTMENT AT THE NUMBER AND ADDRESS ON THE BACK PAGE OF THIS MANUAL. BAC[...]

23 CONTROL WIRING TERMINALS ROCKER SWITCH THERMOPILE WIRING DIAGRAM FOR GENERATOR ASSEMBLY WIRING DIAGRAM FOR GENERATOR ASSEMBLY WIRING DIAGRAM FOR GENERATOR ASSEMBLY WIRING DIAGRAM FOR GENERATOR ASSEMBLY WIRING DIAGRAM FOR GENERATOR ASSEMBLY 50 60 70 80 90 21 10 32 c 50 60 70 80 90 21 10 32 c MODEL: WSK60 W ALL SWITCH KIT OPTIONAL KITS FOR THE 994[...]

24 The following Wiring Guide is to help assist in the wiring of any combination of the Optional Kit listed below: RCK60 - REMOTE CONTROL KIT WSK60 - WALL SWITCH KIT WTK60 - WALL THERMOSTAT KIT IMPORTANT: Before ordering or installing any to the available kits, remember the following... 1) Not all Optional Kits will work together. Example: The (RCK[...]

25 WIRING GUIDE FOR 9945 continued... WIRING WITH THE WSK60 - WALL SWITCH KIT: WIRING WITH THE WSK60 - WALL SWITCH KIT: WIRING WITH THE WSK60 - WALL SWITCH KIT: WIRING WITH THE WSK60 - WALL SWITCH KIT: WIRING WITH THE WSK60 - WALL SWITCH KIT: P I L O T O F F P I L O T O N S it E A TP TH TP TH ROCKER SWITCH CONTROL VALVE WALL SWITCH PIGGYBACK DISCON[...]

26 NOTES NOTES NOTES NOTES NOTES[...]

27 LIMITED WARRANTY POLICY LIMITED WARRANTY POLICY LIMITED WARRANTY POLICY LIMITED WARRANTY POLICY LIMITED WARRANTY POLICY This vent-free gas heater is warrantied for a period of one year, logs for one year, and burners for One Year, from date of purchase against defects in material or workman- ship. This warranty covers only the cost of defective [...]

28 OWNERS MANUAL OWNERS MANUAL OWNERS MANUAL OWNERS MANUAL OWNERS MANUAL HOW TO ORDER REPAIR PARTS OR "OPTIONS" BEFORE INSTALLING YOUR HEATER, FILL IN THE SERIAL NUMBER IN THE SPACE PROVIDED ABOVE FOR YOUR RECORDS. 1. The PART NUMBER PART NUMBER PART NUMBER PART NUMBER PART NUMBER 2. The PART DESCRIPTION PART DESCRIPTION PART DESCRIPTION [...]