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A.O. Smith WATER HEATERS

downloaded: 5File size: 285 kb    Manafacture: A.O. Smith  
Category: Electric Heaters

11 FOR YFOR YFOR YFOR YFOR YOUR INFORMAOUR INFORMAOUR INFORMAOUR INFORMAOUR INFORMATIONTIONTIONTIONTION FOR YFOR YFOR YFOR YFOR YOUR INFORMAOUR INFORMAOUR INFORMAOUR INFORMAOUR INFORMATIONTIONTIONTIONTION THERMALEXPANSION Water supply systems may, because of such events as high line pressure, frequent cut-offs, the effects of water hammer among others, have installed devices such as pressure reducing valves, check valves, back flow preventers, etc. to control these types of problems. When these

A.O. Smith VW-500 through VW-1000

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Category: Water Heaters

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A.O. Smith VF Series

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Category: Water Heaters

SHORT TRIM Versatile Multi-Venting Configurations n Two-pipe direct-venting vertical and /or horizontal sidewall, with all combustion makeup air drawn from outside the building 70 Equivalent Feet Exhaust 70 Equivalent Feet Intake 90 Degree Elbows = 10 Feet 45 Degree Elbows = 5 Feet Boot Tee = 5 Feet n Standard-venting, vertical or horizontal sidewall 100 Equivalent Feet Max 90 Degree Elbows = 10 Feet 45 Degree Elbows = 5 Feet Boot Tee = 5 Feet DIRECT-VENTING SIDEWALL CONVENTIONAL VENTING VENTING

A.O. Smith TRIPLEAQUASTAT L8151A

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Category: Water Heaters

60-2553—3 2 L8151A INSTALLATION L8151A INSTALLATION CAUTION • Disconnect power supply before beginning installation to prevent electrical shock or equipment damage. • Avoid making sharp bends or kinks in the capillary. Bends should be no less than 1 in. (25 mm). IMPORTANT: Terminals on these Aquastat® Relays are approved for copper wire only. Fig. 1—Approximate L8151 dimensions in in. (mm). 1/8 (3) 1-1/4 (32) 1-1/4 (32) 13/16 (21) 2-3/6 (56) 3-5/16 (84) 4-23/32 (120) 4-5/16 (110) KNOCKOUT FOR 1/

A.O. Smith TC-099

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Category: Water Heaters

Repair or replace any parts that are worn, damaged, or failing to make a good connection. AOS WPC - Tech Training 42 of 72 Ashland City, TN © 2007 Servicing should only be performed by a Qualified Service Agent VF BOILER SERVICE MANUAL ERROR MESSAGES (CONT) DISPLAYED MESSAGE CONDITION/INDICATES CHECK/REPAIR “Display Fail” • Plug UIM comm cable into the other “internal” comm port on the MCB. (see page 32) Communication between the MCB and UIM has • Check comm cable to the UIM. Turn off power been

A.O. Smith ST 3000

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Category: Electric Heaters

1. Check if the heater is filled with water and that the primary system is ready. 2. Set the controls on the primary circuit t of the boiler to the required sanitary water temperature. 3. Open boiler supply and return valves (if installed) 3.3 Shutting down For longer periods 1. Close the cold-water tap. 2. If there is any risk of frost damage, drain the tank completely. 3.4 Maintenance The pressure relieve valve must be tested regularly by opening test lever for some seconds. The water must run

A.O. Smith ST 1500

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Category: Electric Heaters

Models with fixed internal heat exchanger are also available. 2.3 Commissioning 2.3.1 Filling the tank 1. Check if any installed drain valve is closed. 2. Open the cold-water supply valve to the heater 3. Open all hot-water outlets in order to bleed all air from the system. The heater is filled when cold water runs out of all outlets. 4. Close all hot water taps 2.3.2 Start up Check if the heater is filled with water and that the primary system is ready. Open water supply and return valves. 2.4

A.O. Smith SLB/LW:1000

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Category: Water Heaters

Gasket, Port (1/8" Thick)...................... 191576 33 13 .... Nut, Hex 1/4", Serrated......................... 210226 34 14 .... Manifold Assembly - Air/Gas................ 192309 35 15 .... Nipple, Close 1/8"................................ 191147-3 36 16.... Nipple, Close Stainless........................191772-1 37 17 .... Nipple, Tapped......................................86505-3 38 18 .... Nipple, 1-1/4" x 38 1/2"........................86505-28 40 19 .... Nipple, 1-1/4" x 28 3/

A.O. Smith Series 4

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Category: Water Heaters

Figure 5 Main burner flame, typical Transparentblue flame Inner flame 26024 . Monthly ..................... Main burner flames 1. See Figure 4. Remove burner input plenum cover plate “A”. 2. Visually inspect burner flames: • Proper main burner flame (see Figure 5): a. Yellow-orange streaks may appear (caused by dust). • Improper main burner flame: a. Overfired — Large flames. b. Underfired — Small flames. c. Lack of primary air — Yellow tipping on flames (sooting will occur). . Periodically.....

A.O. Smith S9371A

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Category: Water Heaters

The burner serves as the common grounding area. If there is not a good metal-to-metal contact between the burner and ground, run a lead from the burner to ground. NOTE: “Earth” ground is not required. S937XA Hot Surface Ignition Versions These models provide operating control of a direct ignition system using a hot surface igniter. Additional components required to complete the system must be ordered separately. They include: • Dual Valve Combination Gas Control: Any direct ignition gas control





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