Owner's ManuaJ ® CENTRAL HUMiDiFiER 18 GammonOutput Per Day Humidifies 3000 up to 3,000 sq. ft. Modem No. 303.9380612 CAUTION: o Before using this product, read this manuam and follow aH its Safety Rumes and Operating mnstructions Safety o o Operation Maintenance , Repair o Sears, Roebuck www, sears°com and Co., Hoffman Estates, mL60179 U.S.A.
Water Supply .................................................... Operation ................................................................ Water Level Check ............................................ Humidistat ........................................................ Maintenance ............................................................ Adjusting the Float ............................................ Summer Shutdown / Fall Star[up ...................... Troubleshooting ................................
RULES FOR SAFE mNSTALLATmON & OPERATION Read these rubs and the instructions and/or property damage. carefully. Faiiure to follow the rubs and instructions couid cause bodiiy injury Check your iocai buiiding codes and utiiity standards. The installation must compiy with their rubs. Ground the humidifier to prevent eiectrb shock. Follow a reguiar service and maintenance schedub. Aiways shut off ebctrbity and water to humidifier before servicing.
THANK YOU! 6_ Thank you for selecting provide years of service Humidity can be puzzling. It cannot be seen, heard, touched, smelled or tasted. Many people do not understand what a humidifier wiii or wiii not do. Probably the best way to judge whether the humidity is too high, too low, or about right is to watch your windows. If they are heavily fogged you most likely have too much. If there is no moisture on them at aii, especially in the corners, you have too little.
SELECTmNG A LOCATmON Carefully study the iocation that you choose for your humidifier. Install the humidifier so that if the humidifier or any connection shouM bak, the water wHi not cause damage. Under no condition is Sears, Roebuck and Co., and the manufacturer, to be heid iiabie for any water damage in connection with this humidifier. BOTTOM SERVICING 71/2 '' T NOTE: Never install humidifier in attic or crawi space where freezing may occur or baking wHi cause water damage.
COUNTERFLOW FURNACE INSTALLATION For installation of your humidifier on a counterfiow furnace, see Fig. 6. Connect the humidifier to the suppiy air pbnum using Remote Installation Kit, Sears Stock No. 9372. COUNTERFLOW SUPPLY AiR PLENUM (Wider Than Stiffener) Mounting Tabs FURNACE iNSTALLATiON Reference 7 HUes Reference Holes / -- Min. Clearance _-_ From Supply Air Pbnum Mounting Level Line -- Hobs 2" to service from front (Fig. 2) 7'/2" to service from bottom (Fig.
If pmenum is wider than stiffener: Remove the reservoir assembly. Remove the lower case from the humidifier by unfastening the latches on both sides and removing the lower rod screw. Set the lower case, reservoir media wheel assembly, and front panel aside. Remove the humidistat from the lower case. 2. The five reference hole marks you've made on the pbnum outline the area that must be cut out. Mark straight Hinesconnecting the five points.
4_ Peei off the paper from the back of the gasket and stick the gasket on the return air pbnum. 5. Remove the humidistat knob by gently pulling straight ouL Remove the cover screw and the cover (Fig. 12). Knob Cover STANDARD WmRmNG METHOD To connect the wiring it is necessary to remove the cover of the conduit box located on the left side of the upper case assembly (Fig. 13).
ALTERNATE WmRmNG METHODS Alternate The aiternate wiring methods are for your humidifier to operate oniy when the furnace biower is on and the humidbtat is caning for humidity. The method you sebct win depend on your furnace controi system. Find the type of system you have and follow that method. Aiso, if the method sebcted requires a said switch or reiay, this item must be purchased separateiy.
WATER SUPPLY 8. Close previously opened fauceL Turn on the main water supply, Place a pail under the end of the tubing, Open the saddle valve. Flush the line. Make sure there are no leaks along the line or at the valve, Turn valve off. 9. Reassembiy 1. Water for the humidifier must be taken from a nearby cold water line. Turn off the water supply. Drain by opening a faucet at a lower level of the line. 2. Position the saddle valve on the water line as close to the humidifier as possible.
1_<_ E} Media Motor Panel 12. Connect the quick disconnect socket to the plug on the valve body (Fig. 24). Firmly Seated Sleeve / _Reservoir Divider Fig, 22 ... _ 10. Remove the quick disconnect socket, brass compression nut, and brass sleeve from hardware bag (Fig. 23). With water supply tubing cut to the proper length, slide the brass compression nut and sleeve over the tubing as described in Step 5, Page 10.
WATER HUMmOmSTAT LEVEL CHECK 1. Turn on the water suppiy at the saddb vaive. Water shouid now flow into reservoir. If not, check that saddb vaive is open. Check for baks at aft connections. 2_ 1. Set the knob to the lowest outdoor temperature expected for a 24-hour period. Because of differences in house construction, you may want to try a higher or lower setting to achieve proper humidity (Fig 26).
Yourhumidifierwill maintainitsefficiencyfor a long periodoftime.If it is notserviced,damagemay result.Serviceit every month. Follow instructions 9_ below. Since water conditions vary, it may be nec= essary to service either more or less often. Establish your own servicing schedule. REGULAR 10. If the reservoir has been overflowing, the float valve button may be worn. In normal operation, this button wiii eventually erode much like a faucet washer.
ADJUST(NG THE FLOAT (F A(R (S TOO DRY (AND W(NDOWS SWEAT(NG): 1. Disconnect the water suppiy at quick disconnecL 1. Wait until the furnace blower comes on. Then rotate humidistat knob back and forth from TEST to the OFF humidity setting. If the humidifier goes on and off, the humidistat is operating properly. Check for proper operation of the humidifier. 2. Remove the float and float arm by puiiing out the float pivot pin (Fig. 27).
TROUBLESHOOTmNG Frequently, what seems to be a major probbm can be soived very easiiy. Listed bellow are the common concerns with any humidifier, media pad. The lime buildup won't hurt the humidifier, but wiii reduce its outpuL Low output might just mean your humidifier needs cleaning. While you're checking for lime buildup, look to see if the media wheel is turning. If not, check the power supply. Check the simple things first.
REPAmR PARTS KENMORE "3000" CENTRAL MODEL NO. 303.9380612 KEY NO. PART NO. HUMmDmFmER KEY NO, DESCRmPTmON 1 2 21567101 STD 610803 3 4 5 6 7 8 9 21568601 21595401 28126101 21568301 21572501 STD 541010 030060-04 10 11 28112004 STD 511003 12 13 22515601 STD 610803 14 15 21570101 35561801 Screw (11 Req.) (No. 8A x 3/8" Slotted) Upper Case Rod Switch Switch Plate Conduit Box Nut (2 Req.) (No. 10-24) Screw (Ground) (No. 10-24 x 1/4" Hex & Slotted Head) Strain Relief Screw (No.
REPAmR PARTS KENMORE "3000" CENTRAL MODEL NO. 303.
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