HEATINC VENTILATING AIR CONDITIONING CUIDE 1943 Table 4.

..HEATING VENTILATING AIR CONDITIONING GUIDE 1943 Temp Deg F 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 . 94 95 96 97 98 99 100 101 102103 104 Table 8.

HEATING VENTILATING AIR CONDITIONING CUIDE 1943 Solution.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1943 tion, together with the reduced heat losses up the chimney by reason of decreased gas velocity, results in fuel economy, with consequent lower costs of plant operation.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 The left hand member of Equation 13 represents the total amount of available draft created by the pressure transformer, that is, the natural draft chimney, Venturi chimney, or fan, and is equal to the theoretical intensity less the internal losses incidental to operation.

HEATINC VENTILATINC AIR CONDITIONING GUIDE 1943 heating systems consists of a motor-driven centrifugal pump with receiver and automatic float control. - Other types in use include rotary, screw and reciprocating pumps with steam turbine or motor drive, and direct- acting steam reciprocating pumps.. .

HEATINC VENTILATING AIR CONDITIONING GUIDE 1943 Example 4.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 If the condensing unit and cooling coil have been properly balanced for the required load and, due to miscalculated duct resistance or improper choice of fan speed, the air quantity is reduced, the total'cooling capacity will also be reduced.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1943 . either a temperature or pressure controller provides a safety feature against excessive pressures on the high side of the compressor.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1944 system the automatic air valves are of special design to permit the ready release of air and prevent its ready return after it is expelled.

HEATINC VENTItATINC AIR CONDITIONING GUIDE 1944 from 250 to 500 fpm.

HEATING VENTILATING : AIR CONDITIONING CUIDE 1944 .'

HEATING VENTILATING AIR CONDITIONING GUIDE 1944 .International Boiler .Works Co.P International Boiler ' Works Co;, Hart & Cooley Manufacturing Co., 1081c

~ HEATING VENTILATING AIR CONDITIONING GUIDE 1944 Powers Regulator Co., 1040 TEMPERATURE CONTROL THERMOSTATS Sarco Company, Inc., 1056*1057 Spence Engineering Co.. 1041 Trane Company, 932-933 Warren-Webster & Co., 1062-1065 Wright-Austin Co.. 1114 American Moistening Co., 955 American Radiator & Standard Sanitary Corp., 1072-1073 .

440 Chapter 24 1945 Guide -motor losses, less the power transmission fosses and less the heat dis- sipated from the compressor to the surroundings.