A.O. Smith Master-Fit Gas Tank Type Water Heaters Brochure
Contents
1. AY afl come PU es no OWMCEVC bh i Water Heaters Master Fit Its better I ile and t Now with The Eliminator self cleaning system ACESTHITUR A New A O Smith Innovation The Eliminator Self Cleaning System A O Smith Master Fit commercial gas water heaters have always provided maximum installation flexibility for both new construction and replacement applications Now Master Fit offers an exciting new feature The Eliminator that delivers automatic self cleaning protection against build up of lime and other sediments As deposits of lime and other sediments accumulate inside the tank they form a barrier between the burner and the water and concentrate excessive heat around the critical weld areas The result is reduced energy efficiency higher operating costs and a greater risk of premature tank leaks Now Master Fit takes a bite out of sediment with the ultimate lime tamer The Eliminator The Eliminator is engineered to direct incoming cold water under pressure to sweep the bottom of the tank including critical flue weld areas The rotating turbulence created i e by The Eliminator helps keep sediment particles moving so they can be carried out with the J next hot water draw instead of collecting on the bottom of the tank With reduced sediment build up every Master Fit BTR and BTN water heater can be expected to maint2. 175 000 333 267 72 27 3 4 603 686 BTN 310 85 310 000 376 300 7 27 3 4 603 686 BIN 366 85 366 000 444 355 73 27 3 4 725 833 BIN 400 85 390 000 473 378 73 27 3 4 725 833 All dimensions in inches Available with ASME tank construction To order ASME construction add A to model number BTN 200 A We re the manufacturer that Height shown is to top of blower outlet be Ye Smith designs builds distributes and field supports an entire line of A O SMITH WATER HEATERS residential and commercial 500 Tennessee Wale Parkway water heaters and boilers Ashland City TN 37015 www hotwater com A O Smith reserves the right to make product changes or improvements at any time without notice To view or download complete technical specifications AOSCGO1001 visit www hotwater com Revised September 2008 A O Smith Corporation Gas Tank Type Water Heaters T 17 etii amp i1
3. Advantage Indu ed Draft Design with Master Y 25 u A j d 4 The Master Fit Plus BTN model is equipped with a blower that produces a power induced draft of make up air prior to ignition This provides more precise and efficient control of heat through the flue collector and makes Master Fit Plus an excellent choice for installations where negative air pressure is a problem BTN models are equipped with a low NOx burner and meet SCAQMD Rule 1146 2 All Master Fit Plus models are rated as Category 1 appliances Using standard metal single wall or double wall type B vent pipe they can be commonly vented with other Category 1 appliances The blower outlet connects directly to the vent Other Master Fit BTR and BTN features e Longer lasting A O Smith CoreGard anode rods with e Thermostat dual controller limits thermal stacking inside tank stainless steel core e Intermittent electronic ignition eliminates standard pilot On Off power switch eliminates need to wire a separate e Meets NSF requirements when equipped with optional leg kit electrical connection box e Can be installed as individual water heaters or manifolded together with or without storage tanks for very e Handhold cleanout for access to tank interior e Factory installed T amp P valve high demand applications e Three year limited tank warranty Gas Tank Type Water Heaters With the B
4. ain its rated 8096 TAA thermal efficiency longer and deliver year after year of reliable service 7A Master Fit BTR model equipped with automatic flue damper with 360 rotation Small footprint low profiles 27 3 4 That s the diameter of most Master Fit commercial gas water heaters So regardless of tank size or BTU input our Master Fit model will take up the same amount of floor space In many cases you ll be able to put in a Master Fit with a smaller footprint but a higher input than the water heater it s replacing And Master Fit is designed to be shorter up to a foot shorter than comparable models it may replace And with zero clearance to combustibles on the front side and rear plus approval for placement on combustible flooring you shouldn t have any problem putting a Master Fit just about anywhere you need it Three sets of water connections In replacement situations you ll find 4 e plenty of variations in hot and cold water piping configurations However the old unit is plumbed you can make it work with Master Fit which allows you to make hot and cold water FRONT connections through the front rear or top of the unit 0 BACK Master Fi Plus low NOx BTN model with induced draft design MANNA The Eliminator self cleaning device functions only when front cold water connection is used Gas Tank Type Water Heaters Add The
5. d r BIR 120 71 120 000 69 3 4 27 3 4 520 a t n S BTR 151 32 150 000 40 27 3 4 400 BTR 154 81 154 000 70 27 3 4 560 BTR 180 8 180 000 67 1 2 27 3 4 590 BIR 197 100 199 000 74 27 3 4 650 With minimum 80 thermal BTR 198 100 199 000 75 27 3 4 650 efficiency all Master Fit and BTR 199 81 199 000 67 1 2 27 3 4 600 water heaters meet or BTR 201 32 199 000 40 27 3 4 400 BTR 250 100 250 000 72 30 1 4 720 780 exceed ASHRAE IESNA 90 1b current standard BTR 251 65 251 000 72 27 3 4 690 700 ter Fit Pl BTR 275 100 2 5 000 72 27 3 4 720 780 ee BTR 305 65 305 000 75 27 3 4 690 700 BTN models also meet BTR 365 85 365 000 map an 820 860 SCAQMD Rule 1146 2 for BTR 400 100 390 000 7 4f 30 1 4 875 900 low NOx emissions BTR 500 85 500 000 82 1 4 27 3 4 820 860 All dimensions in inches Available with ASME tank construction To order ASME construction add A to model number BTR 200 A Height shown is to top of draft hood BTR151 201 are designed for installation in booster applications BTU Hr Recovery Approx Ship Weight Model Gal Input GPH Heihe ll Diameter Ibs Number Cap Natural 80 100 Std ASME Propane Rise Rise BTN 120 71 120 000 145 116 63 27 3 4 400 BTN 154 81 154 000 187 149 70 27 3 4 470 BIN 180 99 180 000 218 125 70 27 3 4 470 BIN 199 99 199 000 24 193 67 27 3 4 470 BTN 200 100 200 000 24 193 72 27 3 4 603 686 BTN 250 100 250 000 303 242 72 27 3 4 603 686 BIN 275 100
6. est Glass ZU COOL Lining in the Business Almost every commercial water heater has a glass lined tank to protect against corrosion and leaks But only A O Smith can protect Master Fit water heaters with exclusive PermaGlas Ultra Coat The process starts when the bare tank components including the tank shell heads and bottoms and flue tubes are welded together before application of PermaGlas Ultra Coat PermaGlas Ultra Coat in slush form is then poured into the completed tank The tank is then sealed and rotated in several directions to allow the coating to precisely cover all water side inner tank surfaces Excess PermaGlas slush coating material is then drained from the tank The slush coated tank is then run through a 1 600 F enameling furnace which permanently heat bonds PermaGlas Ultra Coat to the steel 5 s WM amp Because A O Smith applies PermaGlas Ultra Coat after the tank is welded there is no chance of weld burn that can burn away normal glass lining and expose bare steel to water PermaGlas Ultra Coat provides superior protection for every part of the tank that s vulnerable to corrosion including the top bottom sides flue tubes and every weld seam Master Fit m BTU Hr Recovery Approx Ship Weight Commercial Moi ca O t OGO pege lamer MM Number Cap Natural g Std ASME Gas Wat d S
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