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MODEL:
Natural Gas
2903512
MODEL:
Installation Instructions and Owner’s Manual
Propane Gas
2903511
Direct-Vent Wall Furnace
WARNING: Improper installation, adjustment,
WARNING: If the information in this
alteration, service, or maintenance can cause
manual is not followed exactly; a fire
injury or property damage. Refer to this
or explosion may result, causing
manual. For assistance or additiona
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Table of Contents General Information and Technical Data Instructions to Installer ……………………………………………………………………………………………………………………1 Safety and General Warnings ………………………………………………………………………………………………………….. 2 Technical Data …………………………………………………………………………………………………………………………… 3 Installation Wall Installation ….................................................................................................................................................................... 4 Outside Location for V
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Safety Rules and General Warnings DO NOT OPERATE THIS FURNACE WITHOUT THE FRONT PANEL INSTALLED • Due to high temperatures, the furnace should be • More frequent cleaning may be required due to excessive located out of traffic and away from combustible lint from carpeting, bedding materials, etc. It is imperative materials such as furniture and draperies. that control compartments, burners and circulating air passageways of the furnace be kept clean. • Children and adults should be alerte
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Some Points to Remember • Learn to recognize the odor of LP Gas. Your local LP Gas Dealer can give you a ”Scratch and Sniff” pamphlet. Use it to find out what the propane odor smells like. If you suspect that your LP Gas has a weak or abnormal odor, call your LP Gas Dealer. • If you are not qualified, do not light pilot lights, perform service, or make adjustments to furnaces on the LP Gas system. If you are qualified, consciously think about the odor of LP Gas pr
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Installation Installation should be done by a QUALIFIED SERVICE TECHNICIAN. The furnace must be located on an outside wall. WARNING: For the installation of this furnace, the following items must be used as a vent air intake Wall Installation system: Minimum clearances from combustible materials: External Vent Cap • Furnace to the top surface of carpeting, tile: (Part Number: WFR–TRM000) 2-inches (50 mm) Flanged Air Inlet Tube • Furnace to back wall (0” to spacers): (P
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Figure 1 1 = Fixed/Clo 1 = Fixed/Clos sed ed 2 = Ope 2 = Openabl nable e V V = Vent Terminal = Vent Terminal A A = Air Suppl = Air Supply y A. Clearance above grade, veranda, porch, deck or K. Clearance to a mechanical air supply inlet 6-feet (1.8 m) (3) (3) balcony 12-inches (30 cm) minimum. minimum. (1) B. Clearance to window or door that may be opened 12- L. Clearance above paved sidewalk or a
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Outside Location for Vent Terminal Upon delivery, check to make sure the packaging has not been damaged. 1. Remove the furnace from box/packaging taking care not to damage the paper template to be used to mark the holes for mounting the furnace. 2. After marking the appropriate holes using the above mentioned template, make a 2-inch diameter hole. 3. Cut the combustion exhaust and fresh air inlet tubes according to the wall thickness (Figure 2): Air Inlet Tube Length = Wal
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Figure 4 O-Ring Gasket Figure 5 Figure 6 12. When the inside installation is complete, proceed to the outside location of the aluminium vent cap on the external wall. The vent cap should perfectly match the pipe end. Mark the location of the three holes for the screw anchors. (Figure 7) The flue grid must be vertical. 13. Remove the vent cap and drill all the necessary holes (diameter 1/4 in. for the screw fittings
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Gas Conversions Converting to another gas type must be performed by a qualified service technician. If the type of the gas supplied to the dwelling is not the same type as your furnace (natural or LPG gas), it must be converted. It will be necessary to do the following: 1. Change nozzle. a. Remove the screw indicated to the right. 2. Without removing anything else, remove the nozzle from the burner inserting the screwdriver as indicated by the arrow.
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Gas Supply Check all local codes for requirements, especially for the size and type of gas supply line required. On natural gas lines less than 15” (380 mm) long, use 1/2” tube; on longer runs, use 3/4” iron tube or equal. On LP gas lines, consult LP gas supplier. Installing a New Main Gas Shutoff Valve Each appliance should have its own manual gas shutoff valve. A manual main gas shutoff valve should be located in the vicinity of the furnace. Where none exists, or where its size or loc
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First Firing of the Furnace Start the furnace following the instructions given in the “Operating Instructions“. The initial pilot lighting may be difficult due to air trapped in the gas lines. During initial firing of the furnace, residual manufacturing grease will bake-out and smoke will occur which is not a health danger. To prevent nuisance and operation of fire alarms, ventilate the room for the first two hours of operation. Checking the Gas Inlet Pressure The gas inlet pressure ca
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Electrical Wiring EV GAS VALVE 1 (SAFETY SHUTTER) SF FLAME VIEW LAMP (GREEN LAMP) EV1 SB LOCK-OUT LAMP (RED LAMP) EV2 HI-LO FLAME OPERATOR (*) TR CURRENT TRANSFORMER 120-24 V M FAN MOTOR (n. 2 MOTORS ON 8001/8002) Z1 RESET AND SUMMER – WINTER SWITCH (*) M1 OVERHEAT THERMOSTAT Z2 HI-LO FLAME AND FAN SPEED SWITCH (*) M2 FAN THERMOSTAT Z3 MANUAL – PROGRAM MODE SWITCH (*) M9 MAINS FUSE – 5X20 size – 4A Z8 PROGRAMMABLE TIMER (*) NP PRESSURE SWITCH Z9 R
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Operating Instructions Before operating the furnace, read carefully all warnings and safety information in this manual. FOR YOUR SAFETY REA D BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot which must Follow the gas supplier's instructions. be lighted by means of the piezo igniter installed - If you cannot reach your gas suppl
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WHAT TO DO IF THE RED LAMP IS LIT This appliance has an electronic flame superv ision device. If the flame disappears the gas flow will be automatically shut off and the red lamp will light instead of the green one. The appliance will attempt to relight if you do ONE of the following: A. Turn off the electric supply to the appliance for approx imately 40 seconds and turn it on again; OR B. Turn the thermostat knob to the zero setting, then turn it back to a comfortable setting af
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Servicing All servicing activities must be carried out by a qualified service technicial or a service agency. The home owner may not service the furnace. The home owner must read this section to be informed of the periodic maintenance and checks the required. All servicing (except on vent system) must be carried out with the external casing removed. After any servicing, the external casing must be reinstalled properly and the grounding wire of the external casing reconnected. Checking an
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Annual Maintenance Requirements 1. Clean fan blades. 2. Clean air blower. 3. Check and clean silicone red pipes. 4. Check air flow switch. 5. Clean and check exhaust flue pipe and air intake pipe. Check red O-Ring Gasket (NRNG003). If it is damaged, replace it. 6. Check for gas leaks on all connections. 7. Check and adjust gas pressure. Gas Gas inlet pressure manifold (pipeline
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Programmable Timer The programmable timer allows precise operating and timing control and is standard on this furnace. (Figure 10) Overview The programmable timer has the following features: • Long life lithium battery • Daily and weekly programs • One minute minimum switching time • Quick progression • Sixteen programs (8 on and 8 off) • Days of the week and hours of the day selection • Programmable day blocks: 1-2-3-4-5 (Monday – Friday) 1-2-3-4-5-6 (Monday – Saturday) 1-2-3-4
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Setting and Adjustment 1 2 3 4 5 6 7 Initial Conditions 0:00 A. Set the Setting/Regulator switch (Figure 10-B) in RUN position (center). Press the Reset button R. The display will flash. 1 2 3 4 5 6 7 B. With the Setting/Regulator switch selector in position (right), press the Reset button, E EE R, the display error EEE will appear. Move the Setting/Regulator switch, (Figure 10-B) to the RUN (center) position. The display will disappear. 1 2 3 4 5 6 7 C. If the Setting/
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D. Press the Day Setting, (1……7, Figure 11-D) button to program another day or block of days. E. To set further programs repeat steps item B through D above. NOTE: When the same ON and OFF times are desired for different days of the week, the setting procedure may be simplified. • 1-2-3-4-5 (from Monday through Friday) • 1-2-3-4-5-6 (from Monday through Saturday) • 1-2-3-4-5-6-7 (from Monday through Sunday) • 6-7 (Saturday and Sunday) F. To avoid undesired operation verify tha
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Troubleshooting Starting Sequence (Electrical) Step 1 1. Check L1 – L2 (Supply 120 V, 60 Hz) 2. Check M9 (Main fuse) Troubleshooting Step 1 Point 1 (L1-L2) No voltage (120 V). Check the electrical supply line, wiring and connections. Point 2 (M9) Fuse damaged. Check the electrical supply line and replace the fuse. Summer Mode Step 2 3. Check Z1 (Reset summer/winter switch). The switch is closed if there is no ignition block. 4. Check Z2 (Hi-Lo flame and fa
