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American Water Heater (A)BCG385T500-8N, (A)BCG38T500-8P manual Blower Prover Switch - Settings

Models: (A)BCG38T500-8P (A)BCG385T500-8N

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OPERATION AND SERVICE

BLOWER PROVER SWITCH - SETTINGS

			Vent Connection
Blower Prover Switch			Exhaust/Outlet

Optional Hot Water Outlet

Blower (Draft Inducer)

Figure 15

Table 4

BLOWER PROVER SWITCH TABLE

Model	Pressure Setting to Close Switch (Inches W.C.)
(A)BCG385T500-8N/8P	-2.85” ± 0.13”

NOTE: The Blower Prover Switch contacts are normally open and will close on a fall in pressure. This will be a negative pressure (i.e., a vacuum).

Servicing should only be performed by a Qualiﬁed Service Agent

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American Water Heater (A)BCG385T500-8N, (A)BCG38T500-8P manual Blower Prover Switch - Settings

Contents

CHECKS - OPERATION & SERVICE -TROUBLESHOOTING MODELS ABCG385T500-8N ABCG38T500-8PService Handbook INSTALLATION CONSIDERATIONS - PRE SERVICEServicing should only be performed by a Qualiﬁed Service Agent COMMERCIAL GAS WATER HEATER SERVICE MANUAL TABLE OF CONTENTSQUALIFICATIONS SERVICE WARNINGSERVICE REMINDER INTRODUCTIONTOOLS OPTIONAL REQUIREMENTSINSTRUCTION MANUAL TOOLS REQUIREDClosed Water Systems INSTALLATION CONSIDERATIONSWATER PIPING GAS PRESSURE REQUIREMENTSAir Supply AIR REQUIREMENTSInsufficient Make-up Air, Negative Air Pressure, and Downdrafts Make-up Air Direct Communication with Outdoors Contaminated Air CLEARANCES WATER HEATERCLEARANCES EXTERIOR VENTING SEQUENCE OF OPERATION OPERATION AND SERVICEELECTRICAL SEQUENCE WIRING DIAGRAM FOR ABCG385T500-8N/8P WIRING DIAGRAMOPERATION AND SERVICE Servicing should only be performed by a Qualiﬁed Service AgentBelow 0.1 uA DC Flame Sense OPERATING SEQUENCE - FLOW CHARTOPERATION AND SERVICE Servicing should only be performed by a Qualiﬁed Service AgentMeasuring Gas Pressures GAS CONTROL VALVEMain Valve Solenoid Connections Manifold Pressure AdjustmentHoneywell Gas Valve Main Burner Shield GAS CONTROL VALVE/BURNER AREA VIEWOPERATION AND SERVICE Servicing should only be performed by a Qualiﬁed Service AgentBLOWER PROVER SWITCH - SETTINGS OPERATION AND SERVICE THERMOSTAT AND IGNITION CONTROL BOARD VIEWServicing should only be performed by a Qualiﬁed Service Agent Servicing should only be performed by a Qualiﬁed Service Agent WHITE RODGERS INTEGRATED CONTROL - THERMOSTATWHITE RODGERS IGNITION CONTROL BOARD OPERATION AND SERVICEPRE-SERVICE CHECKLIST 2 FLASHES TROUBLESHOOTINGIGNITION CONTROL BOARD ERROR CODES 1 FLASH System has locked out after 3 trials for ignition7 FLASHES 6 FLASHES Reversed polarity in power supply3 FLASHES 4 FLASHESCONTINUOUS FLASH 8 FLASHES Igniter not sensed and/or water heater not groundedCONTINUOUS ON Internal control board failure STATUS INTEGRATED HEATER CONTROL DISPLAY LIGHTSINDICATION ACTIONthen TEST 1 120 VAC TO HEATER CHECKConditions TESTCheck from on/off switch center and white wire terminals to ground TEST 2 POLARITY CHECKTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentTROUBLESHOOTING TEST 3 CONTINUITY CHECK OF HIGH LIMIT ECOThen See Ignition Control Board Error CodesTROUBLESHOOTING TEST 4 UPPER TEMPERATURE PROBE CONTINUITY CHECKOHMS RESISTANCE TABLE OhmsConditions TEST 5 CALLING FOR HEAT - NO BLOWER OPERATIONTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentProver Switch TEST 6 BLOWER ON, NO IGNITIONTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentContinuity check - Power off- Plug removed from E4 receptacles TEST 7 BLOWER ON, BLOWER PROVER SWITCH CLOSED, NO IGNITER OPERATIONTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentTEST TEST 8 IGNITER HEATS, NO MAIN BURNERTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentConditions TEST 9 IGNITER HEATS, NO MAIN BURNERTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentConditions TEST 10 MAIN BURNER IGNITION FOR LESS THAN FIVE SECONDSTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentWATER HEATER SHUTTING OFF BELOW SETTING TEST 11 WATER HEATER SHUTTING OFF BELOW SETTINGTROUBLESHOOTING Servicing should only be performed by a Qualiﬁed Service AgentServicing should only be performed by a Qualiﬁed Service Agent Servicing should only be performed by a Qualiﬁed Service Agent Copyright 2010 American Water Heater Company. All rights reserved P.O. Box 1597, Johnson City, TN Phone 800-456-9805 Fax