FORM 102.20-N1
ISSUE DATE: 7/06/2016
Shipping Bolts (VIFB Only) .................................................................................................................... 79
Piping Suggestions ...............................................................................................................................79
Freezing Conditions ..............................................................................................................................79
Refrigeration ................................................................................................................................................... 83
DX Direct Expansion Coils ....................................................................................................................83
Available Coil Arrangements ................................................................................................................ 85
Hot Gas Bypass (HGBP) ................................................................................................................................ 87
Dx Coil Circuiting and Staging ........................................................................................................................ 87
Maintaining Adequate Airflow ....................................................................................................................... 88
VAV Systems .................................................................................................................................................. 89
Drains and Traps ............................................................................................................................................ 89
Condensate Drain Piping ......................................................................................................................89
Duct Connections ........................................................................................................................................... 91
Duct Connection Guidelines .................................................................................................................. 91
Flanged Duct or Sleeves .......................................................................................................................91
Air Filters ........................................................................................................................................................ 94
Hepa Filters .................................................................................................................................................. 103
Koch HEPA Filter Frame .....................................................................................................................103
Welded Bevel Seal Frame ...................................................................................................................104
Visual Control Filter Clamps ......................................................................................................................... 104
HEPA Filter Applications ......................................................................................................................104
Temperature ................................................................................................................................................. 107
JOHNSON CONTROLS
TABLE OF CONTENTS (CONT'D)
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