Document K6J9kqeZNnrBgk1J2DpxxZnK2

20 . . CHAPTER 2 _________________. -1946 Guide Graphical Symbols for Drawings 75. Heat Transfer Surface, Plan 76. Wall Radiator, Plan 77. .Wall Radiator on Ceiling, Plan 78. Unit Heater (Propeller), Plan 79. Unit Heater (Centrifugal Fan), Plan 80. Unit Ventilator, Plan Traps 81. Thermostatic 82. Blast Thermostatic 83. Float and Thermostatic 84. Float 85. Boiler Return Valves 86. , Reducing Pressure 87. Air Line ; 88. Lock and Shield 89. Diaphragm 90. Air Eliminator 91. Strainer 92: Thermometer 93. .Thermostat Heating and Ventilating I T~1 o> Qp- <&=> Ae JL Abbreviations and Symbols 21 Graphical Symbols for Drawings l Thermostat ' (Self Contained) /C\ Qj/ HO. Low Side Float i. Thermostat (Remote Bulb) 1 0, m. Gage Refrigerating ,96. Pressurestat :-dU 97. Hand Expansion Valve ,112. Finned Type Cool ing Unit, Natural Convection 98. Automatic Expansion Valve 99- Thermostatic Expansion Valve 113. Pipe Coil 114. Forced Convection Cooling Unit' 10b. Evaporator Press. Regu lating Valve, Throttling Type " 101. Evaporator Press. Regu lating Valve, Thermo static-Throttling Type 102. Evaporator Press. Regu lating Valve, Snap-AcJ tion Valve 115.. Immersion Cooling Unit .116. Ice Making Unit -(-*- 117. Heat Interchanger 118. Condensing Unit, Air Cooled 103. Compressor'Suction -R>-PressureLimiting Valve, Throttling Type 119. Condensing Unit, Water Cooled 104. Hand Shut Off.Valve 105. Thermal Bulb .Tf."i20;: Compressor i 6 6- = - m 6_ . I -1 * i 106.1 Scale Trap i21. Cooling Tower 107/Dryer 108. Strainer 109. High Side Float 122. Evaporative Condenser 123. . Solenoid Valve 124. Pressurestat With -C0D-- High Pressure CutOut