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Laars MagnaTherm HTD Series Installation And Operation Instructions Manual

Also see for MagnaTherm HTD Series: Installation and operation instructions

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. SECTION 1 General Information
  4. D Safety Notes
  5. E Unit Overview
  6. F Gas Train Components
  7. G Venting Dimensions & Sizing
  8. I Unpacking
  9. K Clearances
  10. SECTION 2 Venting and Combustion Air
  11. B.1.b Exhaust Vent Terminal
  12. C Vent and Air Pipe Sizing
  13. C.1 Category lV Vent Sizes
  14. C.4 Common Vent Test
  15. C.5 Combustion Air
  16. C.5.b Ducted Combustion Air
  17. D.2 Side-wall Combustion Air Terminal
  18. E Outdoor Installation
  19. SECTION 3 Gas supply and Piping
  20. B Gas Pipe Sizing
  21. SECTION 4 Water Flow and Headloss Data
  22. C Water Heater Water Flow and Headloss Data
  23. SECTION 5 Piping
  24. A.4 Suggested Boiler Piping Schematics
  25. B Water Heaters
  26. B.4 Freeze Protection
  27. SECTION 6 Condensate Drain Trap
  28. SECTION 7 Electrical Connections
  29. B Main Power Connections
  30. C Control Panel Layout
  31. D.3 Temperature Sensors
  32. D.5 Analog In and Analog Out
  33. D.7 RS 485, Cascade
  34. E Modbus to BACnet Memory Map
  35. F Wiring Diagrams
  36. G High Voltage Wiring Diagrams
  37. H Ladder Diagrams
  38. SECTION 8 Control Operation
  39. A.2 Keypad Operations
  40. B Login to Lock / Unlock the Display
  41. C Quick Start
  42. C.2.a CH1
  43. C.3 Outdoor Reset
  44. C.5 Anti-Short Cycle
  45. D Configuration
  46. D.1 CH
  47. D.1.a.3 PID Parameters
  48. D.3 Outdoor Reset
  49. D.4 Cascade
  50. D.4.a Cascade CH
  51. D.4.a.1 Cascade CH Lead Settings
  52. D.4.b Cascade DHW
  53. D.4.d Redundancy
  54. D.6 Pumps
  55. D.6.a DHW Recirculation
  56. D.7 Manual Firing Rate
  57. D.8.a Delta T Parameters
  58. D.9 External
  59. D.9.a External – Remote Set Point
  60. D.9.b External Firing Rate
  61. D.11 Miscellaneous Features
  62. D.11.a Demand Priority
  63. D.11.c Warm Weather
  64. D.11.d COM Port, BMS
  65. D.11.e Temperature Conversion
  66. D.12 Login
  67. E Service Screens
  68. E.2 Digital I/O ( Input / Output )
  69. E.3 Analog I/O
  70. E.4 Screen Settings Timeout
  71. E.6 Restart Touchscreen & Recalibrate
  72. F Messages and USB
  73. G Active Demands
  74. SECTION 9 Parameter Tables
  75. A Filling the Boiler System
  76. B Initial Operation
  77. B.2 Combustion Setup Procedure
  78. C Shutting Down the Unit
  79. E Operation
  80. SECTION 11 Maintenance
  81. B.3 Controller
  82. B.8 Heat Exchanger Tubes
  83. SECTION 12 Troubleshooting
  84. SECTION 13 Replacement Parts
  85. Part Numbers
Laars MagnaTherm HTD Series Installation And Operation Instructions Manual Manual pdf 52 page image
LAARS Heating SystemsPage 487.J High Voltage Wiring Diagrams (continued)10AMP 2AMPBKBKBK BKBK RRBKL2L1CONTACTORA2A1T2T1BK W5 46123GY BLWBK/OBK+120V--+24VYWBK BL4 AMP3AMPWGBKCONVENIENCERECEPTACLEGFCI2 AMPNGHCIRCUITBREAKERL2L1L1 L2GGNNHHL2L1ABCGNDRBKGBKRG BKLVHVX2X3X1X4H1H3H2H4SP1000MGMJRTO CONNECTOR "E"ON DIAGRAME23512L1 L2GBLOWERL1BKL2WIRE COLOR LEGENDBLACK BKBROWN BRRED RORANGE OYELLOW YGREEN GBLUE BLVIOLET VGRAY GYWHITE WTHIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN AREPROPRIETARY TO LAARS HEATING SYSTEMS AND SHALL NOT BEREPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED ORDISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHERPURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITINGBY LAARS HEATING SYSTEMS.FMA56ASCALE: NONEINTENDED SIZE: SOFTWARE DWG. NO:C SHEET 1 OFAPPROVALSDRAFTENGRAPPRUNLESS OTHERWISE SPECIFIED: DO NOT SCALE DRAWING.THIRD ANGLE PROJECTION.DIMENSIONS ARE IN INCHES.TOLERANCES ARE:MATERIAL:FINISHNANAJAT 1/19/15SAL 1/19/15DECIMALS .X .1DECIMALS .XX .03DECIMALS .XXX .010ANGLES 1 TITLE:FRACTIONS 1/8"WIRING DIAGRAM, AC DISBOX, MGT 1.6, 220VE23607Figure 26. High Voltage Wiring Diagram Model 1600, 220V / 240V Single Phase
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This manual is suitable for:
MagnaTherm HTD SeriesMagnaTherm MGH1600MAGNATHERM MGH2000MagnaTherm MGH2500MAGNATHERM MGH3000MagnaTherm MGH3500MAGNATHERM MGH4000MagnaTherm MGV1600MAGNATHERM MGV2000MagnaTherm MGV2500MAGNATHERM MGV3000MagnaTherm MGV3500MAGNATHERM MGV4000
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