Document aJD2w9v8gkQo1M49J6QrNa5pB

20 CHAPTER 2 1950 Guide Graphical Symbols for Drawings Healing and Ventilating 75. Heat Transfer Surface, Plan 76. Wall Radiator, Plan . .. 77. Wall Radiator on Ceiling, Plan 78. Unit Heater (Propeller), Plan i ii i i r 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 ----- --------------------(gh , --------------------------<>- ------------------------ o ------------------------ @3 ----------------------cfc cio Abbreviations and Symbols 21 Graphical Symbols for Drawings 94. Thermostat (Self-Contained) 110. Low Side.Float 95. Thermostat (Remote Bulb) 111. Gage 96. Pressurestat 97. Hand Expansion Valve 0-C 112. Finned Type Cool ing Unit, Natural Convection 98. Automatic Expansion Valve 99. Thermostatic Expansion Valve 'ey xS. 113. Pipe Coil 114. Forced Convection Cooling Unit 100. Evaporator Press. Regu- ----- . lating Valve, Throttling _A_|_ Type 101. Evaporator Press. Regulating Valve, Thermo- static Throttling Type r-c=3 . ------ 102. Evaporator Press. Rest- JT--1 lating Valve, Snap-Ac- --(s)--*-- tion Valve v-- 103. Compressor Suction i---] Pressure LimitingValve, 1 Throttling Type 115. Immersion Cooling Unit 116. Ice Making Unit 117. Heat Interchanger 118. Condensing Unit, Air Cooled . 119. Condensing Unit, Water Cooled 104. Hand Shut-Off Valve 105. Thermal Bulb 108. Scale Trap 1510. Compressor --<------- > -Q- 121. Cooling Tower Refrigerating -6=6fTgk1?ffl Q- a /K /\ 107. Dryer 108. Strainer 109. High Side Float -"m- 122. Evaporative Condenser -A p-A 123. Solenoid Valve -dEt>;124. Pressurestat' WithHigh Pressure CutOut