Instruction/ maintenance manual of the product BW4B Bryant
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Form No. PDS BS1A.75.3 Gas and Oil-Fired Water and Gas Fired Steam Boilers BS BW MODEL BW4B, BW5B Series B MODEL BW1, BW2 Series B MODEL BW9 Series A MODEL BW3 Series B MODEL BS1, BS2 Series B.
—2— BOILER ACCESSORIES BW1/BW2 DESCRIPTION PART NO. Filtrol Package (Up to 75,000 Btuh Input) KBAFP0101DNK Filtrol Package (Up to 150,000 Btuh Input) KBAFP0201DNK Filtrol Package (Over 150,000 Btu.
—3— * 2–6 Section Models on BS1, BS2, BW1, and BW2; 2–5 Section Models on BW3. † 7–9 Section Models on BS1, BS2, BW1, and BW2; 6–7 Section Models on BW3. Note: Accessory High Limit Control is a strap-on aquastat used as an auxiliary limit or reverse acting circulator control.
—4— CIRCULATOR CURVE ELECTRICAL DATA STANDARD BOILER WARRANTIES (Yrs) ALL MODELS Voltage—Hertz—Phase 115 — 60 — 1 Minimum Branch Circuit Wire Size (AWG) 14 Maximum Fuse Size (Amps) 15 Cont.
— 5 — The BW9, unlike normal residential atmospheric and induced draft boilers, takes its combustion air directly from the outdoors (sealed combustion) and does not compete with building occupants for fresh air. Sealed combustion (also known as “ direct vent ” ) is the safest and best way to obtain plenty of clean combustion air.
— 6 — DIMENSIONS MODEL BW9 AL TERNA TE SUPPL Y & RETURN OPENINGS (1-1/4" NPT (31.75mm) CONNECTIONS PRO VIDED INSIDE BOILER CABINET) ACCESS P ANEL AL TERNA TE OPENING FOR GAS SUPPL Y BOILER W A TER TEMPERA TURE & PRESSURE GA UGE FRONT P ANEL DOOR PULL LEVELING FEET CONDENSA TE DRAIN FITTING (1/2" PVC) (12.
— 7 — SPECIFICATIONS * Factory authorized and listed, field installed. UNIT SIZE 075 112 150 187 225 262 299 GENERAL DATA Sections — Fine Grain Cast Iron No.
— 8 — RATINGS AND CAPACITIES * * Ratings are for altitudes to 2000 ft. Ratings for units for altitudes over 2000 ft are 4% less for each 1000 ft above sea level.
— 9 — Models BW1 and BW2 Gas-Fired Hot Water Boilers provide fast heat quietly and economically to assure the finest in hydronic heating. These boilers provide quality design in a small, compact unit easily installed in a basement, garage, or utility room.
— 10 — DIMENSIONS BW1 and BW2 MODELS 23 1 ⁄ 4 ″ 31 3 ⁄ 8 ″ 5 3 ⁄ 8 ″ 4 3 ⁄ 4 ″ 1 1 ⁄ 4 ″ SUPPL Y 26 1 ⁄ 2 ″ 12 1 ⁄ 4 ″ A 8 ″ TEMPERA TURE/ PRESSURE GAGE SPILL SWITCH DRAIN V AL VE INT.
— 11 — SPECIFICATIONS UNIT SIZE 042 075 112 150 187 225 Sections — Fine Grain Cast-Iron N o . 234567 GAS CONTROLS — INTERMITTENT PILOT Gas Valve Honeywell Inlet Size In. 1/2 FPT Pilot Assembly Honeywell Spark Generator Honeywell Burners — Stainless/Titanium Alloy No.
— 12 — DIMENSIONS BW3 MODELS 29 ″ 23 ″ 25 1 ⁄ 4 ″ 23 1 ⁄ 4 ″ 5 5 ⁄ 8 ″ 5 5 ⁄ 8 ″ 1 3 ⁄ 4 ″ 7 ″ A GAS VA LV E INT. PILOT CONTROL PRESSURE SWITCH BLOWER VENT CONNECTOR COMB.
— 13 — The modern design and attractive appearance of the models BW4 and BW5 Oil-Fired Water Boilers make them ideal for installation in any area. The boilers are shipped fully assembled and wired, including all controls (except barometric draft regulator).
— 14 — DIMENSIONS MODELS BW4 and BW5 A 19 5 ⁄ 8 ″ GAGE 36 ″ 1 1 ⁄ 4 ″ RETURN 1 1 ⁄ 4 ″ SUPPLY CONTROL TANKLESS HEATER 1 ⁄ 2 ″ N.P.T. 9 ″ C B 3 ⁄ 4 ″ ASME RELIEF VALVE FRONT SIDE REAR DIMENSIONS (In .) UNIT SIZE A B C 140 17-3/4 6 9-3/4 210 21 6 11-3/8 280 24-1/4 6 13 CLEARANCES (In.
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SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE UNIT MUST BE INSTALLED IN ACCORDANCE WITH INSTALLATION INSTRUCTIONS Cancels: PDS BSIA.75.2 © 2001 Bryant Heating & Cooling Systems, 7310 W. Morris St., Indpls., IN 46231 PRINTED IN U.S.A Catalog No.
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