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MODELS BCG3 & ABCG3
COMMERCIAL GAS, GLASS-LINED, TANK-TYPE WATER HEATER
•
INSTALLATION
Thank you for buying this energy efficient water heater from
American Water Heater Company. We appreciate your confidence
in our product.
PRINTED 0609
•
OPERATION
•
ANSI/NSF-5
PLACE THESE INSTRUCTIONS ADJACENT TO HEATER
AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE.
MAINTENANCE
TE X T P R I N TE D OR O U TL I N E D IN R E D C O N TA I N S
INFORMATION RELATIVE TO YOUR SAFETY. PLEASE
READ THOROUGHLY BEFORE INSTALLING AND USING
THIS APPLIANCE.
P.O. Box 1597, 500 Princeton Road
Johnson City, TN 37605
1
•
LIMITED WARRANTY
CAUTION
197935-001
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Related Manuals for American BCG3
Summary of Contents for American BCG3
- Page 1 LIMITED WARRANTY ANSI/NSF-5 Thank you for buying this energy efficient water heater from American Water Heater Company. We appreciate your confidence in our product. CAUTION TE X T P R I N TE D OR O U TL I N E D IN R E D C O N TA I N S INFORMATION RELATIVE TO YOUR SAFETY.
- Page 2 20 cm 77 cm 1.50” 2.00” 2.00” 1.50” 2.00” 2.00” 345 Kg 396 Kg 114 kW/Hr HEATER PERFORMANCE DATA (A)BCG3 MODELS - TABLE 1B RECOVERY RATING CAPACITIES (GPH AND LPH) APPROX. MODEL INPUT BTUH RATE GAL% EFF. 30°F 40°F 50°F 60°F...
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Page 3: Table Of Contents
TABLE OF CONTENTS Page ROUGH-IN-DIMENSIONS ..........2-3 Grounding Instructions ............15 Heater Wiring...............15 TABLE OF CONTENTS ............4 INSTALLATION DIAGRAMS ..........15-21 FOREWORD .................4 MANIFOLDS ................22 GENERAL SAFETY INFORMATION ........5 MECHANICAL VENTING ............23 Chemical Vapor Corrosion .............5 Single Unit Installation ............23 Improper Combustion ............5 Vent Installation ..............23 Liquid Petroleum Models ............5 Multiple Unit Installation............23... -
Page 4: General Safety Information
Insulation blankets available to the general public for external use on gas water heaters are not approved for use on your American water heater. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank WARNING water heaters. -
Page 5: High Altitude Installation
• Do inspect the insulation blanket frequently to make sure it does not sag, thereby obstructing combustion air flow. (SELF-CLEANING SYSTEM) • Do obtain new labels from American Water Heater for placement on the blanket directly over the existing labels. These units include self-cleaning device (Self-Cleaning System) installed in the front water inlet. -
Page 6: Electronic Ignition Control
Continued manual resetting of high limit control, preceded by higher Each automatic flue damper drive assembly is equipped with a than usual water temperature is evidence of high limit switch operation. “Service Switch”, as shown in figure 5. The following is a possible reason for high limit switch operation: •... -
Page 7: Installation Instructions
The National Sanitation Foundation also recommends circulation NEVER BE PLACED ON OR ADJACENT TO THE HEATER. of 180°F (82°C) water. Where this is done, the circulation OPEN CONTAINERS OR FLAMMABLE MATERIAL SHOULD should be very gentle so that it does not cause any unnecessary NOT BE STORED OR USED IN THE SAME ROOM WITH THE turbulence inside the water heater. -
Page 8: Hard Water
ILLUSTRATION OF MINIMUM COMBUSTIBLE CLEARANCES IN AN ALCOVE FIGURE 6 WARNING (RIGHT SIDE) (LEFT SIDE) (BACK) (CEILING) KEEP APPLIANCE AREA CLEAR AND FREE OF COMBUSTIBLE BCG370T120’s 1” (2.54 cm) 1” (2.54 cm) 1” (2.54 cm) 12” (30.48 cm) MATERIALS, GASOLINE AND OTHER FLAMMABLES, VAPORS BCG380T150’s 1”... -
Page 9: Confined Space
CONFINED SPACE This water heater must be vented in compliance with all local codes, the current edition of the National Fuel Gas Code (ANSI- Z223.1) and with the Category I Venting Tables. When drawing combustion and dilution air from inside a conventionally constructed building to a confined space, such a If any parts of the vent system are exposed to ambient space shall be provided with two permanent openings, ONE IN OR... - Page 10 TECHNICAL DATA VENTING, TABLE 3 TYPE B GAS VENT Multiple Gas Fired Tank-Type Heaters When venting mutiple tank type heaters using Type B vent pipe, follow the installation diagram (figure 8) and tables below which give sizing and data based upon NFPA 54/ANSI Z223.
- Page 11 TECHNICAL DATA VENTING, TABLE 3 (Continued) MODEL (A)BCG365T2508_, (A)BCG3100T2508_ Input: 250,000, 251,000 Total Vent Height (Feet) Draft Hood: 6” Input Btuh Rise Vent Connector Diameter (in inches) 250/251,000 1 Ft. 250/251,000 250/251,000 3 Ft. Number Combined Input of Heaters in Thousands of Btuh Manifold and Common Vent Diameter (In inches) 500/502 750/753...
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Page 12: Water (Potable) Heating And Space Heating
If a water heater is installed in a closed water system, contact installed with a properly sized, rated and approved combination the water supplier or local plumbing inspector on how to control temperature (ANSI) and pressure (ASME) relief valve(s). this situation. WARNING WATER (POTABLE) HEATING AND SPACE HEATING T H E P U R P O S E O F R E L I E F VA LV E I S T O AV O I D... -
Page 13: Gas Piping And Dirt Leg Installation
READILY ACCESSIBLE AND NOT SUBJECT TO FREEZING WARNING C O N D I T I O N S . I N S TA L L I N A C C O R D A N C E W I T H THE HEATER IS NOT INTENDED FOR OPERATION AT RECOMMENDATIONS OF SERVING GAS SUPPLIERS. -
Page 14: Gas Pressure Regulator
The minimum gas supply pressure for input adjustment must not BEFORE PLACING THE HEATER IN OPERATION, CHECK FOR be less than 4.5” w.c. (1.12 kPa) for natural gas and 11.0” w.c. GAS LEAKAGE. Use soap and water solution or other material (2.74 kPa) for propane gas. - Page 15 VERTICAL STORAGE TANK AND FORCED CIRCULATION DANGER TEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 25. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT WATER SUPPLIED TO FIXTURES. HORIZONTAL STORAGE TANK AND FORCED CIRCULATION...
- Page 16 TWO TEMPERATURE - ONE HEATER HIGH TEMPERATURE STORAGE WITH RECIRCULATION OF SANITIZING LOOP DANGER TEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE NOTE 1: TOGGLE SWITCH CONTROLS 180°F (82°C) WATER TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CIRCULATION. INSTALL ON OR CLOSE TO DISHWASHING CONTROL WARNING ON PAGE 25.
- Page 17 CIRCULATING RETURN LINE CONNECTIONS - FROM FIXTURE LOOP, IF USED, CONNECT TO PREHEATER INLET. - FROM BOOSTED TEMPERATURE LOOP, IF USED CONNECT TO BOOSTER INLET. †AVALAIBLE FROM AMERICAN. *PIPE RELIEF VALVE TO OPEN DRAIN. INSTALL IN ACCORDANCE WITH LOCAL CODES.
- Page 18 ONE OR TWO TEMPERATURE - ONE HEATERS,HIGH TEMPERATURE STORAGE WITH OR WITHOUT RECIRCULATION HEATER WITH OR WITHOUT MIXING VALVE DANGER TEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 25. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT WATER...
- Page 19 TWO TEMPERATURE - TWO PRE-HEATERS WITH MIXING VALVE OR BOOSTER HEATER WITH OR WITHOUT BUILDING RECIRCULATION TWO PRE-HEATERS WITH MIXING VALVE DANGER TEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 25. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT WATER...
- Page 20 MEDIUM TEMPERATURE - ONE HEATER WITH AUXILIARY STORAGE TANK FORCED CIRCULATION WITH OR WITHOUT BUILDING RECIRCULATION VERTICAL STORAGE TANK * PIPE RELIEF VALVE TO OPEN DRAIN. ** WHEN USING AN AMERICAN T-140 -200, -350 OR -400 STORAGE TANK, INSET A USE LOWER 3/4” OPENING FOR TANK TEMPERATURE CONTROL.
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Page 21: Manifolds
TABLE 5 MANIFOLD GAS PRESSURE IN INCHES OF WATER COLUMN (ALL MODELS*) TYPE OF GAS NATURAL PROPANE 10.0 Gas pressure specified in Table 5, refer to flow pressure taken at pressure tap of automatic gas valve while heater is operating. TABLE 6 APPROXIMATE TIME REQUIRED TO CONSUME 1 CU. -
Page 22: Operation
OPERATION PURGING Gas line purging is required with new piping or systems in which IMPORTANT air has entered. A qualified person must perform the initial firing of the heater. At CAUTION this time the user should not hesitate to ask the individual any PURGING SHOULD BE PERFORMED BY PERSONS questions which they may have in regard to the operation and EXPERIENCED IN THIS TYPE GAS SERVICE. - Page 23 FOR NATURAL GAS MODELS FOR YOUR SAFETY READ BEFORE OPERATING OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE OPERATING...
- Page 24 FOR PROPANE GAS MODELS FOR YOUR SAFETY READ BEFORE OPERATING OPERATING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCE...
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Page 25: Water Temperature Control
ADJUSTMENTS that attach to faucets to limit hot water temperatures. Contact a licensed plumber or the local plumbing authority. ON INITIAL STARTUP SOME ADJUSTMENTS ARE NECESSARY. The water temperature is controlled by a thermostat, Fig. 3, which 1. CHECK MANIFOLD AND INLET GAS PRESSURES. has two sensing elements. -
Page 26: Preventive Maintenance
2. Inspect the venting system for proper size and horizontal pitch, • The pilot flame should envelop sensing device with 5/8” as required in the current edition of National Fuel Gas Code, (1.6cm) flame, fig. 16. Remove pilot adjustment cover screw, ANSI Z223.1 and these instructions. -
Page 27: Gas Valves
TYPICAL PILOT AND MAIN BURNER FLAMES If the gas valve becomes defective, repairs should not be attempted. A new valve should be installed in place of the defective one. CHECKING THE INPUT For appliance installation locations with elevations above 2000 feet (610 m), refer to HIGH ALTITUDE INSTALLATIONS section FIGURE 16 of this manual for input reduction procedure. -
Page 28: Venting System
On occasion, hot water may develop a strong odor. If this occurs drain the heater completely, flush thoroughly, and refill. If the Refer to American booklet, Form No. 4800, entitled “Why? problem persists, chlorination of the heater and replacement of... -
Page 29: Tank Cleanout Procedures
5. Inspect cleanout plate gasket, if new gasket is required, replace Replacement parts may be ordered through American with American Water Heater Company part no. 99038. Water Heater Company. When ordering parts be sure to state the quantity, part number and description of the 6. - Page 30 EFFIKAL RVGP-KSF-SERIES FLUE DAMPER TROUBLE SHOOTING GUIDE Do not turn damper open manually or motor damage will result, use the service switch. All readings are taken from harness receptacle. Do not push meter leads into harness receptacle. This opens the pins and will create connection problems. Effikal Pinouts Adapter wire &...
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Page 31: Operational Checklist
OPERATIONAL CHECKLIST This checklist in conjunction with “TROUBLESHOOTING” and the “SEQUENCE OF OPERATION” should be used as an on-the-job troubleshooting guide to identify the cause of incorrect system operation and suggest a remedy for its correction. Because improper piping and wiring can result in unsatisfactory system performance, it is suggested that the installation by examined before using the checklist. -
Page 32: Limited Warranty
If the glass-lined tank in this water heater shall prove upon examination by the warrantor to have leaked due to natural corrosion from potable wa- ter therein, during the first THREE years after initial installation, the warrantor will supply a complete new American water heater of equivalent size and current model. - Page 33 NOTES...
- Page 34 NOTES...
- Page 35 NOTES...
- Page 36 P.O. Box 1597, 500 Princeton Road Johnson City, TN 37605...
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