Document RpLqaQN866eXOexxYrjkdgOMk

Chapter 48 - 1945 Guide Graphical Symbols for.Drawings 65. Volume Damper 66. Deflecting Damper ,,. O ___________H--_________ Ductwork j' < '-Plan E/ev. i 67. Deflecting Damper, Up 68. Deflecting Damper, Down 69. Adjustable Blank Off 70. Turning Vanes j TR Z0*I2 71. Automatic Dampers 72. Canvas Connections t 73. Fan and Motor With Guard 74. Intake Louvers and Screen I Abbreviations, Symbols, Standards _______ ___________ ;vw Graphical Symbols for Drawings 75. Heat Transfer Surface, Plan 76. Wall Radiator, Plan 77. Wall Radiator on Ceiling,' Plan 78. Unit Heater (Propeller), Plan Heating and Ventilating 79. Unit Heater (Centrifugal Fan), Plan 80. Unit Ventilator, Plan' Traps 8L. Thermostatic 82. Blast Thermostatic 83. Float and Thermostatic 84. Float 86. Boiler Return ' Valves 86. Reducing Pressure 87. Air Line 88- Lock and Shield 89. Diaphragm 90. Air Eliminator 91. Strainer 92. Thermometer 93. Thermostat ----------- -- :------------------------;--------- CO -------hQo ; ...... --------------0---------------------------------------- ---O---- ------------- :---------- ----------------------- -- -------------------------|>E<|---------------------- -------- ------------- r&------------------------ -------------- -------------------- - ___________ n; (j)