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Fedders AFPB24B1 Instruction Manual

Other manuals for AFPB24B1: Specifications
Manual is about: Electric Air Handler

Summary of AFPB24B1

  • Page 1

    1 electric air handler table of contents series nomenclature . . . . . . . . . . . . . . . . . . . . . . . .1 recognize safety symbols, words and labels .1 introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 inspection and unpacking . . . . . . . . . . . . . . . . . . . .2 ...

  • Page 2: A F P B 24 A 1 * A

    1 series nomenclature a f p b 24 a 1 * a product type a = air handler nominal btuh 18 = 18,000 btu/h (5.28 kw) 24 = 24,000 btu/h (7.03 kw) 30 = 30,000 btu/h (8.79 kw) 36 = 36,000 btu/h (10.55 kw) 42 = 42,000 btu/h (12.31 kw) 48 = 48,000 btu/h (14.07 kw) 60 = 60,000 btu/h (17.58 kw) brand electrical ...

  • Page 3

    2 warning do not, under any circumstances, connect return ductwork to any other heat-producing device such as fireplace insert, stove, etc. Unauthorized use of such devices may result in fire, carbon monoxide poisoning, explosion, personal injury, or property damage. Location all models are approved...

  • Page 4

    3 upflow applicaton in an upflow application normally a duct is employed as a return air means as shown in figure 1 below or a platform is installed as in figure 2. Discharge duct (600 fpm) 24” minimum return duct with a minimum of 1/2” fiberglass duct liner (500 fpm). Refer to local codes. Air hand...

  • Page 5

    4 supply air service platform ceiling joists air handler supports (field supplied) auxiliary drain pan (field fabricated) p-trap primary drain line return air auxiliary drain line horizontal installation horizontal application this type of position is usually used in an attic or crawl space. The air...

  • Page 6

    5 downflow application installation considerations • no downflow sub-base is required with this air handler, however, local codes may require the use of a non-combustible sub-base when used with electric heater kit. • an “l” or “t” shaped duct enclosure must be used as a supply plenum. No registers ...

  • Page 7

    6 caution the txv sensing bulb can be damaged by extreme heat from brazing. The bulb should be removed before performing any brazing procedure and not installed until after the vapor and liquid lines are brazed and leak checked. Connect refrigerant piping use field supplied tubing of refrigerant gra...

  • Page 8

    7 return air ducting the dimensions of the return air duct or platform must be at a minimum the same size as the return air opening on the air handler, regardless of the air handler position. When framing a return air platform, the opening size should be as shown below. If the air handler is to be i...

  • Page 9

    8 thermostat eec heater model type 5 7.5 10 15 20 single stage .4 .4 .4 .8 .8 two 1st n/a n/a n/a .4 .4 stage 2nd n/a n/a n/a .4 .4 connection to unit wire low voltage in accordance with wiring label on the blower. Use no. 18 awg wire to make the low voltage connections between the thermostat, the u...

  • Page 10

    9 power supply table single circuit supply dual circuit supply kw phase no. Of mbtuh heat min. Max. Wire ground min. Wire max. Fuse wire size ground size 230 supply 208/230 load wire fuse size size ampacity size ckt1 ckt2 ckt3 ckt1 ckt2 ckt3 vac circuits amps ampacity size awg mm 2 0 1 1 - - 5.0 15 ...

  • Page 11

    Models a b c d e f g h i j k afpb24a1 2 1/4 3 5/8 13 1/4 15 1/4 43 3/8 15 17 22 18 14 16 1/4 afpb24b1 2 1/4 3 5/8 13 1/4 15 1/4 43 3/8 15 17 22 18 14 16 1/4 afpb36a1 2 1/4 3 5/8 13 1/4 15 1/4 43 3/8 15 17 22 18 14 16 1/4 afpc48a1 2 1/4 3 5/8 13 1/4 15 48 1/8 19 1/8 21 26 22 16 3/8 22 1/4 afpc48b1 2 ...

  • Page 12

    11 unit motor speed .2 .3 .4 .5 .6 high 15 kw @ 0.20" 10 kw @ 0.15" 925 900 850 795 690 medium 15 kw @ 0.20" 5 kw @ 0.15" 800 760 745 670 n/a low 10 kw @ 0.15" n/a 655 625 600 n/a n/a high 15 kw @ 0.20" 10 kw @ 0.15" 905 880 830 780 680 medium 15 kw @ 0.20" 5 kw @ 0.15" 785 735 730 655 n/a low 10 kw...

  • Page 13

    12 electric heater kit this unit is not equipped with an electric heater kit. A factory approved, field installed ul listed heater package is available from your equipment supplier. Heaters that are not factory approved could cause damage which would not be covered under the equipment warranty. Inst...

  • Page 14

    13 air handler nomenclature a 24 c 1 ee c 15 b 1 *a electric heat assembly nomenclature model series nominal btuh electric heat assembly series design series k-wat 230 volts b=breaker n= no breaker 1 = 1 phase evaporator designation design series revision heating specifications heating temperature r...

  • Page 15

    14 this warranty does not cover damage caused by: • improper installation • misuse of equipment • negligent servicing • improper applications • preventative maintenance • unauthorized modifications • improper electrical supply • failure to follow manufacturer’s instructions and rating plate informat...

  • Page 16

    The information in this manual supersedes and replaces the previous instruction/operation manual with regards to air handler products. Illustrations cover the general appearance of the units at the time of publication and the manufacturer reserves the right to make changes in design and construction...