Crown Boiler BWC151 manual

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WARNING

EACH BWC SERIES BOILER IS TESTED AT THE FACTORY AND ADJUSTMENTS TO THE AIR-FUEL MIXTURE ARE NORMALLY NOT NECESSARY. CONSULT A CROWN REPRESENTATIVE BEFORE ATTEMPTING TO MAKE ANY SUCH ADJUSTMENTS. IM- PROPER GAS VALVE OR MIXTURE ADJUSTMENTS COULD RESULT IN PROPERTY DAMAGE, PERSONAL INJURY, OR LOSS OF LIFE.

12)Test any external limits or other controls in accordance with the manufacturer’s instructions.

13)Verify that the boiler starts and stops in response to calls for heat from the heating thermostat and indirect wa- ter heater thermostat. Make sure that the appropriate circulators also start and stop in response to the thermostats.

14)As shipped, the heating and indirect water heater set point supply temperatures are both set to 180°F. If neces- sary, adjust these to the appropriate settings for the type of system to which this boiler is connected. See the Opera- tion section of this manual for information on how to do this.

15)Adjust the heating and indirect water heater thermostats to their final set points.

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Contents Page Page III Page III Before Installing Page Clearances From Vent Piping To Combustible Construction Page Page Page VI Air for Ventilation Page VII Venting Page Summary of Horizontal Venting Options Page Vent Option Manufacturer Vent Size Component Part Number Page Snorkel Terminal Configuration VENT/ AIR Intake Fitting Equivalent Length 10 Vertical Twin Pipe Vent System Vent Option Removing an Existing Boiler From a Common Chimney Page Page Page Page 30a Cuttable Straight Section Page Page Page Page Page Page Page Page Page 47 CORR/GUARD Connection to Vent Collar 48 Z-VENT III Connection to Vent Collar 49 SAF-T Vent EZ Seal Connection to Vent Collar Page Condensate Trap and Drain Line Page Page IX System Piping Page Page Page Page Pipe and Circulator Sizing for Indirect Water Heater Loop Page Boiler Head Loss Piping for Special Situations Page Wiring Page Page Page XI Start-up and Checkout Page For Your Safety Read Before Lighting Page Page Page Page Page Page Page Outdoor Reset Curve XIII. Service and Maintenance Page Page Soft Lockout Codes Displayed Page XV Parts Page Page Page Page