Bryan Boilers Forced Draft Steam Boilers User Manual Page 1

InstallationOperationService ManualforForced Draft SteamBoilersE-Mail: [email protected] / Internet: www.bryanboilers.comBRYAN BOILERS783 N. CHI

1.8.5 VENT CONNECTORS (HORIZONTAL RUNS) CONSTRUCTION Vent connectors may be of any of the acceptable constructions listed in this manual

1.8.6 CHIMNEY & VENT CONSTRUCTION (VERTICAL SECTION) INSTALLATION OF FACTORY BUILT SYSTEMS Listed gas vents and factory built chimne

1.8.7 MARKING OF GAS VENTS In those localities where solid and liquid fuels are used extensively, gas vents must be plainly and permane

PROTECTION AGAINST BLOCKAGE OR OBSTRUCTION The chimney or vent exit design must prevent any possibility of blockage by snow or any other

AUTOMATIC VENT DAMPERS MUST BE INSTALLED ONLY BY QUALIFIED SERVICE TECHNICIANS. FAILURE TO PROPERLY INSTALL A VENT DAMPER WILL CREATE A S

be done with 45 elbows and not by "bullheading" directly into the vent connector at 90 angles. "Bullhead" connectio

Table 1.8.15B ALTITUDE CORRECTION FACTOR, F2 (Multiple factor times sea level input, MBH) Altitude (ft) Factor, F2 Altitude (ft) Factor,

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.

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

INSTALLATION INSTRUCTIONS FORCED DRAFT STEAM BOILERS

Table 1.8.15F: CIRCULAR EQUIVALENTS OF RECTANGULAR BREECHINGS & STACKS WIDTH (INCHES) HEIGHT (INCHES) 6 8 10 12 14 16 18 20 22

1.9 BURNERS AND GAS TRAIN - FORCED DRAFT BOILERS GENERAL Refer to separate manual on the forced draft burner for start-up and adjustmen

START-UP AND OPERATION STEAM BOILERS

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&q

2.3 SAFETY SHUT-OFF DEVICES (FLAME SUPERVISION) 2.3.1 FLAME SUPERVISORY SYSTEM The boiler is equipped with a flame supervisory system,

Water Cut-off controls, particularly installing, operating and servicing. 2.4.6 OTHER CONTROLS Additional controls as required for the p

FORCED DRAFT OIL FIRED BOILERS BOILER SERIES DRAFT AT BOILER OUTLET (i.w.c.) CO2 @ HIGH FIRE O2 @ HIGH FIRE CO (ppm) SMOKE NO. D -0.01

2.6 OPERATING INSTRUCTIONS 2.6.1 FAMILIARIZATION WITH MANUAL(S) The operating instructions should be kept in the pocket in the boiler

CARE AND MAINTENANCE STEAM BOILERS

CAUTION The boil out procedure outlined must be performed by, or under the direct supervision of, a qualified technician. The chemicals

MINIMUM CLEARANCES NOTE: These boilers are intended to be installed in a room which is large compared to the size of the boiler. They a

3.3 SYSTEM CLEAN OUT Many boilers have been ruined with system contaminants such as pipe dope, cutting oil, metal shavings or chips and

3.5 BOILER WATER TREATMENT PURPOSE OF WATER TREATMENT Water treatment is required for satisfactory operation of the boiler. It must be d

3.7 SUGGESTED MAINTENANCE SCHEDULE DAILY 1. Make visual inspection of gauges, monitors, and indicators and record readings in boiler log.

3.8 FLOAT-ACTUATED WATER LEVEL CONTROLS Inspect float type water level controls for proper operation. Visually inspect sight glasses fo

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.

lay-up. Raw city water is not recommended and should not be used. Prepare the chemical solution described in (1a) in a separate tank. Ad

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

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 t

1.5 GAS SUPPLY CONNECTION - FORCED DRAFT UNITS The installation must conform completely to the requirements of the authority having jur

1.6 ELECTRICAL CONNECTION IMPORTANT: All electrical connections must conform to the National Electrical Code and to all other applicabl

Ventilation Air: In addition to air needed for combustion, sufficient air must be supplied for ventilation, including air required for co

FIG. 1.8.1: VENT DESIGN INSTRUCTION - REFERENCES TABLE 1.8.1A: ESTIMATING FLUE GAS VOLUMETRIC FLOW RATE Approximate

TABLE 1.8.1C: ESTIMATING FLUE GAS EMISSIONS Estimated Emissions (Volumetric Flow Rate Per Million Btu/hr Input) (Multiply PPH listed