Manual de instrucciones de A.O. Smith BTI - 65

Resumen del contenido incluido en la página 1

BTI
Light commercial atmospheric
water heater
BTI - 65/85/100
Atmospheric water heater, primarily intended for light commercial /
industrial applications • Control, high limit and energy cut-off
thermostats to ensure safe operation • Safety sensor to prevent fl ue
spillage • Stainless-steel burner for natural or LP gas • Waterway
access cover for comprehensive waterside tank maintenance
• Replaceable magnesium anode • Fully automatic spark ignition
to minimise standing losses • General fa

Resumen del contenido incluido en la página 2

BTI Technical specifications Gas data natural gas 2H (G20) Input* kW 18.1 23.1 27.4 Output kW 12.7 16.2 19.2 Inlet pressure mbar 20 20 20 Burner pressure mbar 12 11,5 10 3 Gas consumption** m /h 1.7 2,2 2.6 Diameter pilot orifice mm 0.56/0.41 0.56/0.41 0.56/0.41 Diameter main orifice mm 3.4 3,9 4.5 Max. flue gas temperature °C 265 275 275 Flue gas discharge kg/h 27 55.2 53.2 Gas data butane 3+ (G30) Input* kW 17.2 21.8 29.6 Output kW 12

Resumen del contenido incluido en la página 3

BTI Dimensions A 1680 1585 1780 B 1510 1450 1640 D 520 645 675 E 655 770 775 G 100 130 130 K 340 340 340 M 1540 1505 1685 N 1540 1505 1685 R 295 285 285 S 1330 1280 1460 3 1 1 Cold water (external) /4-14 NPT 1-11.5 NPT 1 /4-11.5 NPT 3 1 2 Hot water (external) /4-14 NPT 1-11.5 NPT 1 /4-11.5 NPT 1 3 Gas control (internal) Rp /2 3 4 Tank drain valve (internal) /4-14 NPT 3 5 T&P valve (internal) /4-14 NPT Dimensions in mm. All BTI water heaters r

Resumen del contenido incluido en la página 4

BTI Installation diagram 3 T&P valve 4 Stop valve 5 Non-return valve Vented 6 Circulation pump 9 Drain valve 10 Gas cock 11 Isolating valve 14 Hot water outlets 17 Three way valve 18 Water tank 19 Float valve A Cold water B Hot water C Return circulation D Gas supply E Overfl ow pipe H Expansion vent pipe A BTI water heater should be installed in accordance with local standards and ventilation requirements (category B11BS). Further installation and connection details can be

Resumen del contenido incluido en la página 5

BTI Installation diagram 1 Pressure reducing valve Unvented 3 T&P valve 4 Stop valve 5 Non-return valve 6 Circulation pump 9 Drain valve 10 Gas cock 11 Isolating valve 14 Hot water outlets 15 Expansion relief valve 16 Expansion vessel A Cold water B Hot water C Return circulation D Gas supply A.O. Smith unvented system kits utilise combination valves. A water heater should be installed in accordance with local standards and ventilation requirements (category B11BS). Further i

Resumen del contenido incluido en la página 6

BTI Electrical diagram BTI A Ignition controller B ON/OFF switch C Pilot burner D Spark electrode E Flame probe F Transformer flame detection (optional) G Combustion products discharge safety device H Control thermostat K Safety thermostat L Timer (optonal) M Remote button N Terminal block P Terminal block R Earth terminals S Connector to ignition controller T Gas control valve U Connection strip V Tank earth W Casing earth X Control panel base plate earth For the parts numbers of component