U.S. Boiler Company ESC Especificações

As an ENERGY STAR® Partner, U.S. Boiler Company has determined that this boiler meets the ENERGY STAR® guidelines for energy efficiency established

104-c4. CONNECT VENTING (continued)(3) Install vent piping.(4) When conguring the ESC for Power Vent (indoor combustion air) install a 45°

115. CONNECT GAS PIPING Size gas piping according to Appendix C – Gas Piping SHUT OFF GAS SUPPLY before servicing the boiler. ALL GAS

126. Connect the system supply to the open end of the manifold "S" using a 1¼” male NPT tting.7. Screw an installer-supplied 1¼” pipe or

137. CONNECT ELECTRICAL WIRING7-a DISCONNECT ELECTRICAL POWER to the boiler and heating system before servicing. Positively assure that

148. PROGRAM THE CONTROLSUsing IQ Boiler Control DisplayViewing the Operating Mode OptionsIn operating mode the user may view (but not change) boiler

158. PROGRAM THE CONTROLS (continued)Unit DisplayORSample Display1 sec1 sec1 secPlease note that in operating mode to hold the display on the value t

169. CHECK FOR GAS AND WATER LEAKS GAS LEAKS may result in re or explosion. WATER LEAKS may cause extensive property dam

1710. PERFORM STARTUP CHECKS AND ADJUSTMENTS10-b FAILURE TO PERFORM THESE CHECKS of the boiler's combustion and safety systems may

18ANNUAL MAINTENANCE CHECKLIST WARNINGSTHE BOILER CONTAINS REFRACTORY CERAMIC FIBER, a possible human carcinogen.USE A NIOSH APPROVED RESPIRATOR whe

19TROUBLESHOOTINGIQ Boiler Control Status Codes (when "Err" is not displayed)Display Status Boiler / Control Action(s)BlankBoiler and Circul

2FOLLOW ALL INSTRUCTIONS and warnings printed in this manual and posted on the boiler.INSPECT THE BOILER ANNUALLY. To keep your boiler safe and efcie

20TROUBLESHOOTING (continued)If "Err" IS displayed on the IQ Boiler Control: "Err" ashes on the IQ Boiler control display follow

21TROUBLESHOOTING (continued)If IQ Boiler Control Shows Status Code “STA 15": The IQ Boiler Control is “Waiting for Limit to Close” and the dis

22REPAIR PARTSKey No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC91A Block Assembly 102287-03 102287-04 102287-05 102287-06 102

23Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC92ACanopy Assembly - Sea Level 102594-03 102594-04 102594-05 102594-06 102

24REPAIR PARTS (continued)Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC93A Base Wrapper 71807031 71807041 71807051 718070

25REPAIR PARTS (continued)Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC94AGas Valve (Natural Gas), Honeywell VR8204P11718

26REPAIR PARTS (continued)Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC95A Air Box Assembly 61807032 61807042 61807052 61

27REPAIR PARTS (continued)Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC96A IQ Boiler Control 102290-016B IQ Option Panel

28Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC97A Jacket Left Side Panel 102566-017B Jacket Right Side Panel 102567-017C

29REPAIR PARTS (continued)Key No.Description[Quantity] Part Number ESC3 ESC4 ESC5 ESC6 ESC7 ESC8 ESC98A Water Manifold 806070018B Temperature/Pressure

3Special Installation Requirements for MassachusettsA. For all side wall horizontally vented gas fueled equipment installed in every dwelling, buildi

30INTERNAL WIRING Figure IW-1: Wiring Diagram

31INTERNAL WIRING (continued)Figure IW-2: Wiring Diagram

32Figure IW-3: Single Zone System with Domestic Hot Water TankFigure IW-4: Multiple Zone System with Zone CirculatorsINTERNAL WIRING (continued)

33Figure IW-5: Multiple Zone System with Zone ValvesFigure IW-6: Multiple Zone System with Zone Circulator PanelINTERNAL WIRING (continued)

34T STAT 1VALVE 1T STAT 2VALVE 2T STAT 3OFFONZONE 4 PRIORITYTACO ZVC 404 (OR EQIV.)FOUR ZONE ZONE VALVE CONTROLWITH OPTIONAL PRIORITYTHERMOSTATBOILER

35APPENDIX A – COMBUSTION AIR PROVIDE ENOUGH AIR to ventilate the boiler room, dilute the ue gases, and sustain combustion. Ignition fail

36APPENDIX B – VENTING VENT THIS BOILER according to the instructions. Failure to do so may cause products of combustion to enter the buil

37APPENDIX B1 INTENTIONALLY OMITTED

38APPENDIX B2 – DIRECT VENTINGPlanning a Direct Vent System1. Avoid contact with plumbing or electrical wires.2. Horizontal vent pipe must maintai

399. Locate the combustion air terminal on the same face of the building as the vent termination to prevent nuisance boiler shutdowns.10. If the vent

4Congratulations on your purchase of a new ESC™ boiler—designed and constructed to provide you with years of reliable service. • ENERGY STAR™ effici

40Special Instructions for Stainless Steel Direct Vent USE STAINLESS STEEL VENTING only with boilers approved for use with stainless ste

41Combustion Air (PVC shown) Vent (stainless special gas vent)90° elbow(s) PVC 90° elbow(s) Quantity = x 5’ = equiv. ft. a. Quantity = x 5’ = equiv. f

42Figure B-4: Separate Horizontal Air Intake Terminal InstallationFigure B-5: Optional Separate Horizontal Vent Terminal Installation(1) Insert the

43APPENDIX B2 – Direct Venting (continued)Special Instructions for Stainless Steel Direct Vent (continued)6. Install the intake air terminal suppli

44Figure B-7: Vertical Vent/Air Termination Details for Stainless Steel Direct VentExtend Vent/Air Intake Piping to maintain minimum vertical (“X”) a

45Figure B-8: Vertical Air Intake Piping for Direct VentingAPPENDIX B2 – Direct Venting (continued)Special Instructions for Stainless Steel Direct

46APPENDIX B3 – POWER VENTINGSome direct vent boilers are also approved with use of indoor combustion air. If the boiler you are installing is appro

47 ASSURE GAS PIPING IS LEAK FREE AND OF PROPER SIZE and type for the connected load. SHUT OFF MAIN GAS SUPPLY prior to i

48APPENDIX D – SYSTEM PIPING USE PROPER DESIGN AND INSTALLATION PRACTICES and observe all local codes when installing system piping. Pro

49APPENDIX D – System Piping (continued)7. Condensation(1) Do not over-pump. Adhere to the design ow requirements for each zone.(2) Adhere to th

5ESC SeriesBoiler Model Input (MBH) Output (MBH)Net I=B=R Water (MBH)AFUE (%)ESC3 70 60 52 85.5ESC4 105 90 78 85.4ESC5 140 120 104 85.3ESC6 175 150 13

50Figure D-0: Piping Schematic SymbolsAPPENDIX D – System Piping (continued)

51Figure D-W1: Water Boiler, Series LoopAPPENDIX D – System Piping (continued)Figure D-W2: Water Boiler, Two or More Zones

52Figure D-W3: Water Boiler, Tankless Coil, Two or More ZonesAPPENDIX D – System Piping (continued)Figure D-W4: Water Boiler, Indirect Water Heater,

53APPENDIX D – System Piping (continued)Figure D-W5: Water Boiler, Indirect Water HeaterFigure D-W6: Multiple Water Boilers, Indirect Water Heater,

54APPENDIX E – FILLING THE SYSTEM AND CHECKING FOR LEAKSFill entire heating system with water and vent air from system. Use the following procedure o

55APPENDIX F – ADJUSTING GAS INPUT RATENatural Gas Boilers:1. Turn off gas supply to all appliances other than gas-red boiler.2. Note the rated man

56APPENDIX F – Adjusting Gas Input Rate (continued)Seconds for Two (2) RevolutionsSize of Gas Meter DialOne-Half Cu. Ft.OneCu. Ft.TwoCu. Ft.24 150.0 3

57APPENDIX G – CHECKING DRAFT AND COMBUSTIONCHECK DRAFT (GAS BOILERS WITH DRAFT HOODS)1. Insofar as is practical, close all doors and windows in the

58APPENDIX H – IQ CONTROL SYSTEMIQ Control System Overview The “IQ Control System” consists of an IQ Boiler Control and an IQ Option Panel with option

59APPENDIX H – IQ Control System (continued)IQ Outdoor Reset Option Card: P/N 102723-01 Installing the IQ Outdoor Reset Option Card is the simplest

6Figure S-1: Minimum Clearances to CombustiblesSPECIFICATIONS (continued)

60APPENDIX H – IQ Control System (continued)IQ High Limit Option Cards add auxiliary temperature limit-rated controls to ESC Boilers. High Limit Opti

61APPENDIX H – IQ Control System (continued)Optional ComponentsSystem Parts ListPart Number Item Description102723-01Outside Reset IQ Option Card, Dom

62SERVICE RECORDDATE SERVICE PERFORMED

63SERVICE RECORDDATE SERVICE PERFORMED

64U.S. Boiler Company, Inc.P.O. Box 3020Lancaster, PA 17604(717) 397-4701www.usboiler.burnham.com

7Installation: 1. Unpack the crate ... 8 2. Position t

8 THE BOILER IS TOP-HEAVY. Do not allow it to tip over.1. Remove the sleeve. 2. Remove the contents from the skid, except the boiler.

93. PROVIDE COMBUSTION AIR INSUFFICIENT COMBUSTION AIR SUPPLY may result in the production and release of deadly carbon monoxide (CO) i