A.O. Smith Duraclad Lime Tamer Brochure
Contents
1. Furnish and install models as specified with an A O Smith 2 3 or 4 heater manifold kit package number E A O Smith Enterprises Ltd McBee South Carolina A O Smith Water Products Co Inc On Line A Division of A O Smith Corporation El Paso Texas www hotwater com Stratford Ontario Seattle Washington Veldhoven The Netherlands For Technical Information i gt Phone 800 265 8520 A O Smith Corporation reserves the right to make product changes or improvements at any time without notice A 304 0C A O Smith Corp 2000 Printed in U S A2. shall have a minimum oil firing rate of gph at 100 F 66 C temperature rise and a storage capacity of i gallons litres The 160 psi 1100 kPa working pressure tank shall be glass lined with the alkaline borosilicate composition being fused to the steel at 1600 870 C and be equipped with 1 1 2 NPT water inlet and outlet openings and 2 3 4 x 3 3 4 7cm x 9 5cm boiler type hand hole cleanout 2 on COF 315 and larger or ASME models The tank shall be insulated with 2 6cm of non CFC foam insulation The outer jacket shall have baked enamel finish over a bonderized undercoating The burner shall be Underwriters Laboratories listed and have a one or two stage oil pump The burner shall have flame retention interrupted ignition and be equipped with primary controls which will provide for 15 second safety shutdown in the event of flame failure The heater s shall be factory equipped with temperature limiting device drain valve flame observation port and 180 F 82 C adjustable thermostat having upper and lower sensing bulbs which average the water temperatures at the top and bottom of the tank for maximum water temperature control A pressure and temperature relief valve shall be furnished and installed by the factory Heater tank shall have a 3 year limited warranty against corrosion and tank failure due to sediment buildup as outlined in the warranty CAUTION Unit must be installed on noncombustible surface MULTIPLE INSTALLATIONS
3. CONSERVATIONIST DURACLAD L s 0 Sst l COMMERCIAL OIL FIRED WATER HEATERS COF 199 THRU COF 700 FEATURES MEETS ASHRAE IES 90 1b 1992 REQUIREMENTS FOR IMPROVED ENERGY EFFICIENCIES LIME TAMER MODELS INHIBIT LIME AND SEDIMENT BUILDUP Lime Tamer models are warranted against tank failure due to sediment buildup for three years l GLASS LINED TANK Assures years of rust free clean hot water 160 psi working pressure 180 ADJUSTABLE THERMOSTAT Has upper and lower sensing bulbs to average water temperatures at top and bottom of heater for maximum temperature control 120 180 SAFETY SHUTOFF Limits temperature buildup UL LISTED OIL BURNER Precision engineered to match each unit designed to fire 1 75 to 5 0 gallons of oil per hour All models equipped with single phase continuous duty motor 120 volt AC 60 Hz 3450 rom with manual overload switch and interrupted ignition Standard burners equipped with single stage pump with 1 or 2 line capability Flame retention principle assures high rate of combustion efficiency yet maintains low operating noise levels Fuel unit includes pump strainer pressure regulating valve and ignition transformer Transformer rated at 120 volt AC 60 Hz with 10 000 volt secondary UL listed for use with No 1 and 2 commercial grade fuel oil Burner mounted cadmium cell relay for flame detection 15 second safety switch timing eliminates the need for RA890F Electronic Safeguard Compl
4. ies with UL A708 5 32 33 EFFICIENT COMBUSTION CHAMBER Precast high temperature combustion chamber made of alumina silica ceramic fiber Engineered for maximum insulation and heat reflection Unique design assures more complete combustion by stabilizing flame pattern OIL SOLENOID SAFETY VALVE Standard on COF 455 and 700 3 4 DRAIN VALVE Provided in lower tank for fast draining HAND HOLE CLEANOUTS Allows easy cleaning Two standard on models COF 385 and larger and ASME models ANODIC PROTECTION For longer tank life FLAME OBSERVATION PORT Permits convenient flame check ASM E FOAM INSULATION Saves fuel helps assure constant temperature C US verminproof OPTIONAL JACKET Heavy gauge steel with baked enamel finish over bonderized undercoat EASY TO INSTALL BURNER Three bolt mounting of burner assures LIMITED WARRANTY OUTLINE If the tank should leak anytime during the easy installation and proper alignment first three years under the terms of the BAROMETRIC DRAFT REGULATOR warranty A O Smith will furnish a FACTORY INSTALLED CGA RATED T amp P VALVE replacement heater less burner and OPTIONAL controls installation labor handling and local delivery extra Two Stage Pump For use with underground oil storage tanks or JP 5 fuel THIS OUTLINE IS NOT A WARRANTY Oil Solenoid Safety Valve Optional on COF 199 245 315 and 385 For complete information consult the ASME Construction Available On mode
5. ls COF 315A and larger written warranty or A O Smith Water ASME units have 160 psi working pressure Products Company CAUTION Units must be installed on noncombustible surface Revised January 2000 A 303 0 HEAT SHIELD ON COF 455 AND 700 ONLY 1 1 2 N PT INLET AND OUTLET OPENINGS 1 N P T T amp P VALVE OPENING Modt a B c COF 199 74 3 4 67 3 4 6 23 1 8 190 172 68 6 15 2 58 7 fester of 190 172 68 6 20 3 190 172 68 6 20 3 190 165 1 64 1 20 3 190 167 6 64 1 20 3 60 3 1 9 COF 700 A 79 3 4 70 3 8 30 316 10 29 3 8 3 4 202 5 179 76 7 25 4 Input Liters KW 22 C 26 C 83 C 89 C 44 C 50 C 56 C 61 C 67 C 72 C 78 C 218 824 1045 912 810 731 662 609 560 522 218 1124 999 901 818 750 693 643 6 190 112 8 3532 2828 08 190 133 3 4175 333 393 1283 COF 700 5 00 700 000 i a Based on No 2 fuel oil Capacity ratings are actual heater performance at 80 thermal efficiency NOTE Above 2000 680m altitude input ratings should be reduced 4 for each 1000 300m above sea level 86 86 9 O ea lea 213 2892 890 75 28 75 69 1697 1358 754 679 617 5 522 6423 2854 2570 2336 2143 1976 SAMPLE SPECIFICATION Water heater s shall be commercial oil model number or equivalent Heater s
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