O. Smith representative, or online at MODEL BTU INPUT RECOVERY — GALLONS PER HOUR AT °F TEMPERATURE RISE NUMBER PER HOUR 40° 50° 60° 70° 80° 90° 100° 110° 120° 130° 140° GW/GWO-300 300,000 761 609 507 435 380 338 304 277 254 234 217 GW/GWO-400 399,900 1014 811 676 580 507 451 406 369 338 312 290 GW/GWO-500 500,000 1268 1015 845 725 634 564 507 461 423 390 362 GW/GWO-650 650,000 1649 1319 1099 942 824 733 659 600 600 507 471 GW/GWO-750 750,000 1902 1522 1268 1087 951 845 761 692 634 585 544 Gas S
O. Smith July 2011R GW/GWO-300 THROUGH GW/GWO-750 PG 1 OF 4 AOSDG25200 Commercial Gas Boilers GW SERIES INDOOR MODELS GWO SERIES OUTDOOR MODELS PG 2 OF 4 MODEL NUMBER BTU INPUT PER HOUR DIMENSIONS IN INCHES EXHAUST VENT AIR INLET WATER CONN. GAS PIPE (SEE DRAWINGS ABOVE) WIDTH A B C GW SERIES INDOOR MODELS GW-300 300,000 5 5 1-1/2 3/4 29-1/2 14-13/16 9 12 GW-400 399,900 6 6 1-1/2 1 35-3/4 17-15/16 9 14-3/4 GW-500 500,000 6 6 2 1 42 21-1/16 9 14-3/4 GW-650 650,000 8 8 2 1-1/4 51-3/8 25-3/4 9 14-3
SMITH WATER PRODUCTS CO., INC. 5621 W. 115TH STREET • ALSIP, ILLINOIS 60803 Phone: 1-800-433-2545 • Fax: 1-800-433-2515 website: • email: parts@hotwater.com 5 9 4 4 7 8 PRINTED IN U.S.A. 1004 PART NO. 195689-001 PART LIST FOR FRONT COVER 1 Item Description BTP-540A BTP-650A BTP-740A 1....... Anode, Plug............................. ................................................ 183523-48(4)...................... ... 183523-48(4)........... ............ 83523-48(4) 2....... Baf