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20 CHAPTER 2 Graphical Symbols for Drawings
1952 Guide Ventilating
23. Deflecting Damper -
-24. Direction of Elow....
25. Duct (1st Figure, Side Shown; 2nd Side - not Shown)............ 1
26. Duct Section (Exhaust or Return)
27. Duct Section (Supply)
28. Exhaust Inlet Ceiling (Indicate Type)
29. Exhaust Inlet Wall (Indicate Type)
12 X 20
|^V-(E OR R 20X12)
[XH-----------(S 20X12) p^-JlCR 20 X 12- 700 Cf m ld_dcG*0X 12 - 700 c^m
TR-12X8 700C^m
30. Fan and .-Motor-With Belt Guard
31. Inclined Drop in Respect to'-Air Flow 32. Inclined Rise in Respect to Air Flow
33. Intake Louvers on Screen 34 Louver Opening 35 Supply Outlet Ceiling (Indicate Type) 36. Supply Outlet Wall (Indicate Type)
t
i a~c s
VSr j L 20)^12-700 C^m
20* DIAM. 1000 C^m
n
TR - 12X8 700 cf m
37. Vanes 38. Volume Damper. -
Abbreviations and Symbols
Graphical Symbols for Drawings
39. Capillary Tube------WNAA/-"
40. Compressor
5
41. Compressor, Enclosed, Crankcase, Ro tary, Belted
o
42. Compressor, Open Crank case, Recipro cating, Belted
43. Compressor, Open Crank
case, Recipro cating, Direct
Drive
44. Condenser, Air
Cooled, Finned, Forced Air
45. Condenser, Air Cooled, Finned, Static
46. Condenser,
Water Cooled, Concentric.
Tube in a Tube
47. Condenser,
Water Cooled. Shell and Coil
-Wf-f
48. Condenser,
Water Cooled, Shell and Tube
-P6-49/ Condensing Unit, Air Cooled
50. Condensing Unit, Water
L6t-
Cooled
51. Cooling Tower
52. Dryer
53. Evaporative Condenser
54. Evaporator, Circular, Ceil ing Type, Finned
55. Evaporator, Manifolded, Bare Tube, Gravity Air
56. Evaporator, Manifolded, Finned, Forced Air
21
Air Conditioning
57. Evaporator Mani folded, Finned, Gravity Air
58. Evaporator, Plate Coils, Headered or Manifold
59. Filter, Line
60. Filter & Strainer, Line
61. Finned Type Cool- ing Unit, Natural
Convection
62. Forced . Convec tion Cooling Unit
OoIOoIlOo ololo
"" + y
C 11 If I.
----- . _ f . )
63. Gage
64. High Side Float
. 65.- Immersion Cool. ing Unit
66. Low Side Float
67. Motor-Compres sor, Enclosed Crankcase, Reciprocating, Direct Connected
68. Motor-Compres sor, Enclosed Crankcase, Rotary, Direct Connected
-&
sor, Sealed Crank case, Recipro cating
70. Motor-Compres sor, Sealed Crank case, Rotary
71. Pressurestat. ---V\At-(p)-V\/V----
72. Pressure Switch
73. Pressure Switch With High Pressure Cut-Out
74. Receiver, Horizontal
-dE -rffh-
d=S
75. Receiver, Vertical