Bryan Boilers Forced Draft Steam Boilers Service Manual

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[Page 1] Bryan Boilers Forced Draft Steam Boilers

Installation Operation Service Manual for Forced Draft Steam Boilers E-Mail: [email protected] / Internet: www.bryanboilers.com BRYAN BOILERS 783 N. CHILI AVENUE, PERU, INDIANA 46970 Telephone: 765-473-6651 / Fax: 765-473-3074 ...

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INSTALLATION INSTRUCTIONS FORCED DRAFT STEAM BOILERS NOTE: • Please read all of i...

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MINIMUM CLEARANCES NOTE: These boilers are intended to be installed in a room which is large compared to the size of the boiler. They are not intended for alcove installation and are suitable for installation on non- combustible ...

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1.4 BOILER CONNECTIONS 1.4.1 GENERAL Do not run any pipes along the access panel side of the boiler. Maintain clearances as shown on the dimensional drawing for servicing of the boiler tubes. Provide at least 36" from ...

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1.5 GAS SUPPLY CONNECTION - FORCED DRAFT UNITS The installation must conform completely to the requirements of the authority having jurisdiction, or in the absence of such, requirements shall conform in the U.S. to the current...

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1.6 ELECTRICAL CONNECTION IMPORTANT: All electrical connections must conform to the National Electrical Code and to all other applicable State and Local Codes. Forced draft boilers may require a high voltage connection. See bo...

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Ventilation Air: In addition to air needed for combustion, sufficient air must be supplied for ventilation, including air required for comfort and proper working conditions for personnel in the boiler room. In colder climates, prov...

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FIG. 1.8.1: VENT DESIGN INSTRUCTION - REFERENCES TABLE 1.8.1A: ESTIMATING FLUE GAS VOLUMETRIC FLOW RATE Approximate Flue Gas VOLUMETRIC FLOW RATE (Per 1000 Btu/hr Input) (Multiply fac...

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TABLE 1.8.1C: ESTIMATING FLUE GAS EMISSIONS Estimated Emissions (Volumetric Flow Rate Per Million Btu/hr Input) (Multiply PPH listed times boiler input divided by 1,000,000) BOILER TYPE PARTICULATES NOx CO SOx Hydrocarb...

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1.8.7 ACCEPTABLE VENT TYPES LISTED GAS VENTS Listed gas vents must be applied only on th...

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1.8.5 VENT CONNECTORS (HORIZONTAL RUNS) CONSTRUCTION Vent connectors may be of any of the acceptable constructions listed in this manual. AVOID UNNECESSARY BENDS The vent connector must be installed so as to avoid turns or ...

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1.8.6 CHIMNEY & VENT CONSTRUCTION (VERTICAL SECTION) INSTALLATION OF FACTORY BUILT SYSTEMS Listed gas vents and factory built chimneys must be installed in accordance with their listings and the manufacturer's instruct...

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1.8.7 MARKING OF GAS VENTS In those localities where solid and liquid fuels are used extensively, gas vents must be plainly and permanently identified by a label reading: "This gas vent is for appliances which burn gas...

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PROTECTION AGAINST BLOCKAGE OR OBSTRUCTION The chimney or vent exit design must prevent any possibility of blockage by snow or any other obstruction. VENTILATING HOODS AND EXHAUST SYSTEMS Ventilating hoods or exhaust systems m...

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AUTOMATIC VENT DAMPERS MUST BE INSTALLED ONLY BY QUALIFIED SERVICE TECHNICIANS. FAILURE TO PROPERLY INSTALL A VENT DAMPER WILL CREATE A SEVERE HAZARD. PERFORMANCE TEST The automatic vent damper must be tested after inst...

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be done with 45 elbows and not by "bullheading" directly into the vent connector at 90 angles. "Bullhead" connections generally cause excessive turbulence and poor draft conditions. On vent connectors serv...

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Table 1.8.15B ALTITUDE CORRECTION FACTOR, F 2 (Multiple factor times sea level input, MBH) Altitude (ft) Factor, F 2 Altitude (ft) Factor, F 2 0 to 1999 2000 2500 3000 3500 4000 4500 5000 5500 1.00 1.075 1.096 1.116 ...

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STEP 5: CORRECT EQUIVALENT INPUT FOR SYSTEM K-FACTOR The capacities listed in Table 1.8.15C are based on a system k-factor equal to 7.5. For any other k-factor, the vent capacity must be adjusted. This is accomplished by adjusting...

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Stack Diam. (in.) Table 1.8.15C: Approximate Stack Capacities (MBH) (Based on Atmospheric Boiler with Draft Hood) 5 7 10 12 15 20 25 30 35 40 45 50 60 70 80 90 100 125 150 200 6 100 120 1...

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Table 1.8.15F: CIRCULAR EQUIVALENTS OF RECTANGULAR BREECHINGS & STACKS WIDTH (INCHES) HEIGHT (INCHES) 6 8 10 12 14 16 18 20 22 24 26 28 30 36 42 48 54 60 6 7 8 8 9 10 10 11 11 12 12 13 13 14 15 16 17 17 18 8 8 9 10 ...

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1.9 BURNERS AND GAS TRAIN - FORCED DRAFT BOILERS GENERAL Refer to separate manual on the forced draft burner for start-up and adjustment procedures. Do not attempt to start burner when excess oil has accumulated, or when the ...

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START-UP AND OPERATION STEAM BOILERS WARNING: IMPROPER SERVICING AND START-UP OF THIS EQUIPMENT MAY CRE...

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NOTE THE LOW FIRE ADJUSTMENT SHOULD RESULT IN A GAS PRESSURE ON THE BURNER MANIFOLD EQUAL TO 1" WATER COLUMN FOR NATURAL GAS AND 3" FOR PROPANE GAS. 2.1.5 MINIMU...

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2.3 SAFETY SHUT-OFF DEVICES (FLAME SUPERVISION) 2.3.1 FLAME SUPERVISORY SYSTEM The boiler is equipped with a flame supervisory system, either the Thermocouple type (such as a combination gas valve or a pilotstat) or electronic ...

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Water Cut-off controls, particularly installing, operating and servicing. 2.4.6 OTHER CONTROLS Additional controls as required for the particular installation may also be provided. Refer to the literature on these devices inclu...

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FORCED DRAFT OIL FIRED BOILERS BOILER SERIES DRAFT AT BOILER OUTLET (i.w.c.) CO 2 @ HIGH FIRE O 2 @ HIGH FIRE CO (ppm) SMOKE NO. D -0.01 TO -0.04 10.0 TO 12.0 % 4.0 TO 7.2 % < 400 0 CL 0.0 TO -0.04 10.0 TO 1...

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2.6 OPERATING INSTRUCTIONS 2.6.1 FAMILIARIZATION WITH MANUAL(S) The operating instructions should be kept in the pocket in the boiler for F Series boilers, or adjacent to the boiler for all others. The user of the boiler must...

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CARE AND MAINTENANCE STEAM BOILERS CAUTION: • The boiler area should be kept free...

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CAUTION The boil out procedure outlined must be performed by, or under the direct supervision of, a qualified technician. The chemicals used present a hazard of burns and physical injury if mishandled. Always use suitable face m...

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3.3 SYSTEM CLEAN OUT Many boilers have been ruined with system contaminants such as pipe dope, cutting oil, metal shavings or chips and other debris which are left in the piping. If these contaminants are not removed, they wil...

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3.5 BOILER WATER TREATMENT PURPOSE OF WATER TREATMENT Water treatment is required for satisfactory operation of the boiler. It must be devised to prevent depositing of scale and to prevent corrosion from acids, oxygen and other ...

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3.7 SUGGESTED MAINTENANCE SCHEDULE DAILY 1. Make visual inspection of gauges, monitors, and indicators and record readings in boiler log. 2. Make visual check of instrument and equipment settings against factory recommended spe...

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3.8 FLOAT-ACTUATED WATER LEVEL CONTROLS Inspect float type water level controls for proper operation. Visually inspect sight glasses for evidence of scale forming residues. Refer to section 3.9 for gauge glass maintenance. O...

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4.0 IDLE BOILER CARE AND LAY-UP GENERAL Corrosion damage to boilers is often the result of improper lay-up during non-operating periods. Substantial damage can occur in only a few days in proper precautions are not taken. This ...

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lay-up. Raw city water is not recommended and should not be used. Prepare the chemical solution described in (1a) in a separate tank. Adhere to the safety precautions described in Section 3.2 of this manual. Add the concentrated...

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An alternate method is to completely dry a clean boil (by blowing hot dry air though the boiler) and then purge the air from the boiler and pressurize with 5 psig nitrogen. Be aware that all metal surfaces which are not completel...