126 CHAPTER 6 1958-Guide}' / measurable degree the optimum conditions for comfort previously in dicated.

488 CHAPTER 19 1958'Guide mum perimeter 210 ft, and maximum length of uninsulated, feeder duct 30 ft for area served by one furnace; is the following: ' 1.

530 CHAPTER 20 ' 1958 Guide Table 5.

538 CHAPTER 20 1958 Guide though it so happens that the values in Columns D and H for small systems correspond.

672 CHAPTER 25 1958 Guide changers to increase the coil utilization without undue risk of returning liquid refrigerant to the compressor.

786 CHAPTER 30 1958 Guide be no interference with the movement of air throughout its entire path from the high velocity nozzles to the front of the theater.

1020 CHAPTER 40 1958 Guide FREQUENCY BAND-CYCLES PER SECOND Fig. 4.

1048 CHAPTER 41 1958 Guide fiber thread, are employed for many low-temperature purposes such as heating pads, blankets, aviators' clothing, and some radiant panel heating installations.

1182 CHAPTER 48 1958 Guide The liquid (usually an antifreeze) is mechanically circulated through plain finned tubing.

Heating Systems Burners, Oil and Gas Ray Burner Co.

Heating Air conditioning (continued) bus, 665 central system, 259, 651 cold therapy, 89 comfort, 2 design requirements, 168 ferer producing, 89 heat sources, 197 -- hospitals, 83-02 humidity, table, 681-687 operating rooms, 86, 87 owning and operating cost, 654, 727 passenger bus, 665 prevention of disease, 83 process and product, 681 atmospheric conditions required, 681- 687 calculations, 690 general requirements, 681 problem clasificaticui, 681 typical applications, 681-687 processes, 28 adiabatic miring 30 adiabatic saturation, 31 cooling, 29 heating, 29 railway passenger ear, 663 residential, 651 ship, 668 summer design conditions, 167, 168, 170-175 summer systems, 167, 223, 259, 651 temperature table, 168, 170, 681-687 transportation, 663 treatment of disease, 83 unit, 223 year-round system, 259, 661 air flow in, 261, 654 control methods, 609, 654 equipment arrangement, 266, 652 location of apparatus, 266, 653 selection, 265, 651 Air cooler, 223 units, 223, 228 defrosting, 229 dfrgign, 229 operation, 230 ratings, 229 types of, 229 Air filters, 323 ' Air pollution, 75 control, 75, 332 Air requirements, 61, 470, 664 Air opening noises, 274, 343 Air velocity, 237, 267, 293, 701, 704 cooling towers, 582 design, 293 Air washer, 1, 592 Airborne matter, 74, 75, 323 Airborne infection, 81, 83 control, 81, 83 Aircraft air conditioning, 666 Allergic disorders, 90 apparatus, 90 asthma symptoms, 90 hay fever symptoms, 90 limitations of air-conditioning meth ods, 90 Altitude, pressure and temperature, 33 Ariembmeter, 1, 631, 632 deflecting vane, 631 propeller, 631 revolving vane, 631 thermal, 631 Anesthetics, 86 Anthracite coal, 467, 469 firing methods, 469 Ventilating Air Conditioning Guide 1959 Apparatus dew point, 167,199 Aspect ratio, 1, 267 Asthma symptoms, 90 Atmosphere, standard, 1, 33 Atmospherie conditions for industrial processes, 681687 cooling towers, 581 make-up water, 588 winter freezing, 589 impurities, 73 pollen, 81 pressure, 1 Atomic shelters, 83 Atomizing humidifiers, 591 Atomizing oil burner, 488, 491 Attenuation, 336, 344 ducts, 344 duct branches, 344 elbows, 345 grilles, 346 Attic, attics fans, 311 location, 311 types, 311 temperature, 158 ventilated, 121 Automobile air conditioning, 666 Awnings, 195 Axial flow fans, 303, 306 B Bacteria, airborne, 81 Baffle, 1, 494 Bare pipe heat loss, 455-457 Barometer, 629 Basement coefficients of transmission, 122 heat loss, 160, 161 temperatures, 160 Basementless houses, 160, 240 Bernoulli equation, 35, 2$ Biochemical reactions control of rate of, 689 Bituminous coal, 467, 4 firing methods, 469 Blast neater, 1 Blow, 1, 219 Body adaptation to hot conditions, 64 heat loss, 62, 63 odor, 61 thermal interchanges, 62, 63 Boiler, boilers, 501 care, 509 cast-iron, 501, 506 cleaning, 508 combustion rates, 507 connections, 374, 507 Hartford return, 374 return, 374 sizing, 375 steam, 374 construction, 501 design, 502 direct heater, 501 efficiency, 504 erection, 508 fittings, 507 gas-fired, 493, 501, 507 gas-fired units, 493 conversions, 494 grate area, 507 heating, 501 heating surface, 1, 502 X Boiler, boilers (continued) heat transfer rates, 502 horsepower, 1 hot water, SOI, 502 hot water supply, 501, 755 indirect fired, 502 load, 505 magazine feed, 501 maintenance, 508 oil-fired unite, 489 operation, 508 output, 505 rating, 505, 506 rating codes, 502 safety, 508 sectional, 501 selection of, 506 based on heating surface and grate area, 507 cast-iron, 506 estimated design load, 506 estimated maximum load, 506 gas-fired, 607 hot water supply load, 506, 753 piping tax, 506 radiation load, 506 steel, 501, 502, S06 warming up allowance, 506, 507 soot, 483 space limitations, 507 steam, 501 steel, 501, 502, 506 testing codes, 502, 763 troubles, 508 types, 501 water treatment, 509 working pressure, 501 Bonnet furnace, 510 Boyle's Law, 15 British thermal unit (Btu), 1 Bucket trap, 377, 378 Building, buildings condensation, 132-138 heat transfer through surfaces, 97 infiltration, 139, 161, 196 intermittently heated, 163 materials, heat transfer through, 97-118, 161 multistory, air leakage, 143 Burner, burners (see also Oil burners) Bunsen, 476 gas, 494 oil, 487, 490 Bus air conditioning, 665 Bypass, 373 factor, 202 C Calcium chloride, 601 Calculated heat loss method, 528 Calorie, 1 Calorific value, 473, 475, 478 Carbon activated, 91, 601, 664 dioxide, 61, 77, 470, 474, 476, 477, 479- 481 monoxide, 61, 77, 470, 479-481 Cast-iron boilers, 561 Ceiling cooling units, 229 height, 158 outlets, 272, 275, 664 perforated, 272, 276, 664 unit heater, 218 Centra!

102 CHAPTER 9 1959 Guide Table 5 ....

190 CHAPTER 13 1959 Guide Table 18 ....

638 CHAPTER 44 1959 Guide *S.

January 17, 1951 MEMORANDUM TO: R.