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Owners
Manual
FOR POTABLE WATER
HEATING ONLY
NOT SUITABLE FOR
SPACEHEATING
NOT FOR USE IN
MOBILE HOMES
POWER MISER TM 9
Model No.
153.335816 40 Gal.
POWER VENT
153.335846 40 Gal. High Altitude L.R
153.335863 40 Gal. L.R
GAS WATER HEATER
153.335916 50 Gal.
• Safety Instructions • Care and Maintenance
153.335943 50 Gal. High Altitude L.R
153.335963 50 Gal. L.!_
• Installation • Troubleshooting
• Operation • Parts List
For Your Safety
AN ODORANT IS ADDED TO THE GAS USED BY THIS
WATER HEATER
WARNING
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Safety Precautions _,WARNING J _,WARNING 1 Improper installation, adjustment, alteration, service orJ At the time of manufacture this water heater was provid- maintenance can cause death, serious bodily injury, orJ ed with a combination temperature-pressures relief valve property damage. Refer to this manual for assistanceorJ certified by a nationally recognized testing laboratory consult your local Sears Service Center for furtherJ that maintains periodic inspectionof production of listed equip
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Safety Precautions AWARNING _,WARNING A gas water heater cannot operate properly without the This water heater must not be installed directly on car- correct amount of air for combustion. Do not install in a peting. Carpeting must be protected by a metal or wood confined area such a closet, unless you provide air as panel beneath the appliance extending beyond the full shown in the "Locating The New Water Heater" section. width and depth of the appliance by at least 3 inches Never obstruct the f
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Safety Precautions AWARNING AWARNING J The water heater wi_talled must be prop- I Vent termination must not be within 4 feet of any items J erly vented to a chimney which terminates outdoors. I such as gas meters, gas valves or other gas regulating Never operate the water heater unlessit is vented to the I equipment. outdoors and has adequate air supply to avoid risks of I improper operation, explosionor asphyxiation. J A CAUTION WATER HEATERS EVENTUALLY LEAK: Installation of AWARNING the water
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Table of Contents _¢...._,a,,.ty Precautions ............................................................................................................................................ 2-4 Table of Contents ................................................................................................................................................ 5 Customer l_esponsibilities ......................................................................................................................
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Customer Responsibilities _""inanK You for purchasing a Sears water heater. Properly This manual contains instructions for the installation, opera- installed and maintained, it should give you years of trouble free ser- tion, and maintenance of the gas-fired water heater. It also vice. If you should decidethat you wantthe new waterheater profes- contains warnings through out the manual that you must read sionally installed by Sears call the local Seats ServiceCenter or any and be aware of. All w
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Materials and Basic Tools Needed Materials Needed To simplify the installation Sears has available the installation parts shown below. You may or may not need all of these materi- als, depending on your type of installation. WATER HEATER STAND 24"x24"xlS" FOR USE WITH WATER HEATERS Gas INSTALLED IN RESIDENTIAL Water Heater GARAGES HAVING A DIAMETER 24" Installation OR LESS AND A RATED CAPACITY 75 K_t GALLONS OR LESS EXPANSION TANKS FOR THERMAL EXPANSION CONDITIONS AVAILABLE IN 2 GALLON AND 5 GAL
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Installation Instructions Removing the Old Water Heater "OFF" the the heater. Q Turn gas supply to water Q Disconnect the vent pipe from the draft hood where they connect to the water heater. In most installations the vent pipe can be lifted off after any screw or other _WARNING attached devices are removed. Dispose of the draft If the main gas line shutoff serving all gas appliances is hood. The new water heater has the draft hood which used, also shut "off" the gas at each appliance. Leave all
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Installation Instructions Locating the New Water Heater 5. The location selection must provide adequate clearances for servicing and proper operation of the water heater. You should carefully choose an indoor location for the new water heater, because the placement is a very important consideration for the safety of the occupants in the building and for the most AWARNING economical use of the appliance. This water heater is not for INSTALLATIONSIN AREASWHERE FLAMMABLELIQUIDS use in mobile homes
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Installation Instructions (cont'd) AWARNING 9"min. from A gas water heater cannot operate properly without the cor- any overhang rect amount of air for combustion. Do not install in a con- -_. of Flue fined area such a closet, unless you provide air as shown in the "Locating The New Water Heater" section. Never 12" min. obstruct the flow of ventilation air If you have any doubts or r questions at all, call your gas company. Failure to provide the proper amount of combustion air can result in a f
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Installation Instructions (cont'd) Venting Through Roof- Clearances • 0" clearance for 3" (or optional 2") PVC, ABS, or CPVC Schedule 40 piping from combustible surfaces. • The Power Vent outlet terminal shall terminate at least 18" above the roof surface. Figure 5. • The location selection must provide clearances for servicing and proper operationof thewaterheater. Figure4, • The venting system must be installed in a manner which allows inspection of the installation of the venting pipes and jo
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Installation Instructions (cont'd) Combustion Air and Ventilation for Appliances Located in Unconfined Spaces Unconfined Space is a space whose volume is not less than 50 cubic 1. When directly communicating with the outdoors, each opening feet per 1,000 Btu per hour of the aggregate input rating of all appli- shall have a minimum free area of 1 square inch per 4,000 BTU ances installed in that space. Rooms communicating directly with the per hour of total input rating of all equipment in the en
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Installation Instructions (cont'd) Water Piping 2. Look at the top cover of the water heater. The cold water AWARNING inlet is marked cold. Put two or three turns of teflon tape HOTTERWATERCAN SCALD:Water heatersare intendedto around the threaded end of the threaded-to-sweat coupling )reduce hot water.Water heatedto a temperaturewhichwill and around both ends of the _" threaded nipple. Using flexi- satisfy clotheswashing, dishwashing, andother sanitizing needs ble connectors, connect the cold wa
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Installation Instructions (cont'd) Temperature-Pressure Relief Valve _,WARNING _-- AWARNING The temperature.pressure relief valve must be manually At the time of manufacturethiswater heater wasprovided operated at least once a year.Caution should be taken to with a combination temperature-pressures relief valvecertified ensurethat (I) no one is in front of or aroundthe outlet of by a nationallyrecognizedtesting laboratory that maintains the temperature-pressurerelief valvedischargeline,and (2) p
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Installation Instructions (cont'd) Filling the Water Heater You must provide all wiring of the proper size outside of the water heater. You must obey local codes and electric company • , CAUTION requirements when you install this wiring. Never usethiswater heater unlessit iscompletelyfilledwith water.To preventdamageto the tank, the tank must be filled if you are not tb.miliar with electric codes and practices, or if you with water. Water must flow from the hot water faucet have any doubt, even
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Installation Instructions (cont'd) USE WITHOUT POWER CORD (cont'd) water heater's junction box. Connect ground wire to this 3. A standard _" conduit opening has been made in the water location. For complete grounding details and all allowable heater junction box for the conduit connection. exceptions, refer to local codes or in the absence of local 4. Use wire nuts and connect the power supply wiring to the codes, with the latest edition of the National Electrical Code, wires inside the water he
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Installation Instructions (cont'd) Venting (cont'd) ALL 40 GALLON AND 50 GALLON 40,000 BTU/HR AWARNING ] MODELS -- OPTIONAL 2" VENT PIPING surevent pipe is properlyconnectedto preventescapeof| 2" PVC Schedule 40 vent piping: gerousfluegases whichcouldcausedeadlyasphyxiation. ] 1. A wire screen to fit a 2" PVC Schedule 40-45 ° vent cap is AWARNING supplied with the water heater. Chemical vapor corrosionof the flue and vent systemmay occurif air for combustioncontainscertainchemicalvapors. 2, A 2"
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Installation Instructions (cont'd) VENTING SYSTEM EXAMPLE INSTALLATIONS 2. Horizontal runs require a minimum V,,"rise per foot. FOR ALL MODELS The vent piping cannot under any circumstances be run down- 35' MAX. hill. 16" MIN, 13" MIN. MIN. RISE ¼" I1" MIN. PERFOOT 3. The total vertical and horizontal run cannot exceed 35' for 3" vent piping (20' maximum if 2" vent piping is _:se_ on 40,000 BTU/Hr. models) with a maximum of three 90 ° elbows. The vent piping can be inst_led as follows: 1. No mor
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Installation Instructions (cont'd) Venting (cont'd) CEMENTING PVC, ABS OR CPVC PIPE AND FITTINGS CUTTING OPENING THROUGH AN OUTSIDE WALL AND COLLAR INSTALLATION Read and observe all safety information printed on primer, cleaner, and cement containers. After reading the manual and you have determined the location of the opening in the wall, (using the drawing below), cut a 3B" hole through an exterior wall. • , DANGER NOTE: When determining location of the opening in the Primer, cleaner, and ceme
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Installation Instructions (cont'd) Venting (cont'd) VENTING THROUGH A ROOF CONNECTING PVC PIPE VENT TO BLOWER ALL MODELS I. The manufacturer has supplied a 3" PVC Schedule 40 street elbow for connection to the water heater when turning immeo I. The water heater requires its own (separate) venting system. diately horizontally off the blower. Place the elbow in the 2. It cannot be connected to existing vent piping or chimney. required direction on the blower and using 3 sheet metal screws, attach
