Document ZJbQeaNp8OM53D1k8y8OJm11p

18 ' CHAPTER 2 Graphical Symbols for Drawings 1. Air Eliminator 2. Anchor 3. Expansion Joint 4. Hanger or Support 5. Heat Exchanger 6. Heat Transfer Surface, Plan (Indicate Type Such as Convector) 7. Pump (Indicate Type Such As Vacuum) 8. Strainer 9. Tank (Designate Type) 10. Thermometer 11. Thermostat 12. Traps 12.1 Boiler Return 12.2 Blast Thermostatic 12.3 Float 12.4 Float and Thermostatic 12.5 Thermostatic 13. Unit Heater (Centrifugal Fan), Plan 14. Unit Heater (Propeller), Plan 1951 Guide Heating -X PA Q X--. -h=h 0-n 'v REC | n -<k=* 15i Unit Ventilator, Plan Abbreviations and Symbols * Graphical Symbols' for Drawings 16. Valves 16.1 Check 1622 Diaphragm 16.3 Gate 16.4 Globe 16.5 Lock and Shield 16.6 Motor Operated 16.7 Reducing Pressure 16.8 Relief (Either Pressure or Vacuum) 17. Vent Point Graphical Symbols for Drawings 18. Access Door 19. Adjustable Blank Off 20. Adjustable Plaque 21. Automatic Dampers 22. Canvas Connections 19 Healing A {XJ * <2> VENT Ventilating TL AD t_ii TR 20X12 P-20XI2-700Cfm -K 33 P-20 +~7QO Cfm w_J V------- w--