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5169032-UIM-C-0416

12

Johnson Controls Unitary Products

TABLE 4: 

Electrical Heat: Minimum Fan Speed

Heater Kit

Models

1,2,3

Nom. kW

@240V

Air Handler Models

18B

24B

30B

36B

36C

42C

48C

48D

60C

60D

6HK(0,1)6500206

2.4kW

Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)

6HK(0,1)6500506

4.8kW

Med Lo (#2) Med (#3)

Med (#3) Med Lo (#2) Med (#3) Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)

6HK(0,1)6500806

7.7kW

Med (#3) Med Hi (#4) Med Hi (#4) Med Lo (#2) Med Hi (#4) Med (#3) Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)

6HK(0,1)6501006

6HK36501025

9.6kW

Med (#3) Med Hi (#4) Med Hi (#4) Med Lo (#2) Med Hi (#4) Med (#3) Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)

6HK(1,2)6501306

12.5kW

Med Hi (#4) Med Hi (#4) Med (#3) Med Hi (#4) Med (#3) Med Lo (#2)Med Lo (#2)Med Lo (#2)Med Lo (#2)

6HK(1,2)6501506

6HK36501525

14.4kW

Med Hi (#4) Med Hi (#4) Med Hi (#4)

Hi (#5)

Med (#3)

Med (#3) Med Lo (#2)Med Lo (#2)

6HK(1,2)6501806

6HK36501825

17.3kW

Med Hi (#4) Med Hi (#4)

Hi (#5)

Med (#3) Med Hi (#4) Med (#3)

Med (#3)

6HK(1,2)6502006

6HK46502025

19.2kW

Med Hi (#4)

Hi (#5)

Hi (#5)

Med Hi (#4)

Hi (#5)

Med Hi (#4) Med Hi (#4)

6HK(1,2)6502506

6HK46502525

24kW

Hi (#5)

Med Hi (#4)

1. (0,1) - 0 = no service disconnect OR 1 = with service disconnect.
2. (1,2) - 1 = with service disconnect, no breaker jumper bar OR 2 = with service disconnect & breaker jumper bar. 
3. 6HK3 = 3-Phase with terminal block connectors only, 6HK4 = 3-Phase with service disconnect.

TABLE 5: 

KW & MBH Conversions - For Total Power Input Requirement

For a power distribution voltage that is different than the provided nominal voltage, multiply the kW and MBH data from the table by the conversion
factor in the following table.

DISTRIBUTION POWER

NOMINAL VOLTAGE

CONVERSION FACTOR

208V

240V

0.75

220V

240V

0.84

230V

240V

0.92

TABLE 6: 

Electric Heat Performance Data: 208/230-1-60 & 208/230-3-60

Heater 

Models

1,2,3

Nominal kW 

@240V

Total Heat 

4

kW Staging

kW

MBH

W1 Only

W1 + W2

208V

230V

208V

230V

208V

230V

208V

230V

1PH

6HK(0,1)6500206

2.4

1.8

2.2

6.2

7.5

1.8

2.2

1.8

2.2

6HK(0,1)6500506

4.8

3.6

4.4

12.3

15

3.6

4.4

3.6

4.4

6HK(0,1)6500806

7.7

5.8

7.1

19.7

24.1

5.8

7.1

5.8

7.1

6HK(0,1)6501006

9.6

7.2

8.8

24.6

30.1

7.2

8.8

7.2

8.8

6HK(1,2)6501306

12.5

9.4

11.5

32

39.2

3.1

3.8

9.4

11.5

6HK(1,2)6501506

14.4

10.8

13.2

36.9

45.1

3.6

4.4

10.8

13.2

6HK(1,2)6501806

17.3

13

15.9

44.3

54.2

6.5

7.9

13

15.9

6HK(1,2)6502006

19.2

14.4

17.6

49.2

60.2

7.2

8.8

14.4

17.6

6HK(1,2)6502506

24

18

22

61.5

75.2

7.2

8.8

18

22

3PH

6HK36501025

9.6

7.2

8.8

24.6

30.1

7.2

8.8

7.2

8.8

6HK36501525

14.4

10.8

13.2

36.9

45.1

10.8

13.2

10.8

13.2

6HK36501825

17.3

13

15.9

44.3

54.2

13

15.9

13

15.9

6HK46502025

19.2

14.4

17.6

49.2

60.2

7.2

8.8

14.4

17.6

6HK46502525

24

18

22

61.5

75.2

9

11

18

22

1. (0,1) - 0 = no service disconnect OR 1 = with service disconnect.
2. (1,2) - 1 = with service disconnect, no breaker jumper bar OR 2 = with service disconnect & breaker jumper bar. 
3. 6HK3 = 3-Phase with terminal block connectors only, 6HK4 = 3-Phase with service disconnect.
4. For different power distributions, see conversion table on Page 5.

Summary of Contents for AE SERIES

Page 1: ...nit may be used for upflow downflow horizontal right or horizontal left applications These units may be located in a closet utility room attic crawl space or basement These versatile models may be use...

Page 2: ...ons must be observed as applicable 12 These instructions cover minimum requirements and conform to existing national standards and safety codes In some instances these instructions exceed certain loca...

Page 3: ...ting any wiring duct work or piping FIGURE 2 Pressure Check A0271 001 DEPRESS SCHRADER CORE TO CHECK FOR PRESSURE ONE TIME NOTE Verify that the coil is under pressure when received FIGURE 3 Dimensions...

Page 4: ...allowing condensate to drain away from structure 5 When an indoor coil is installed in an attic or above a finished ceil ing an auxiliary drain pan should be provided under the air handler as is spec...

Page 5: ...short or where sound may be a problem acoustical duct liner should be used inside the duct Use flexible duct connectors to minimize the transmission of vibration noise into the conditioned space Insu...

Page 6: ...m be attached to the supply opening Refer to Figure 8 as a visual aid The use of this block off plate will enable better air circulation across the limit switches AIR FILTERS Return air filters are re...

Page 7: ...top of the pis ton distributor assembly Hand tighten and turn an additional 1 4 turn to seal Do not over tighten fittings 9 Replace black plastic cap on unused equalizer fitting connection port 10 Af...

Page 8: ...k position b If bulb installation is made on a vertical run ensure that the bulb is a minimum of 8 inches 20 3 cm away from elbow coming out of the coil Position the bulb with the tail of the bulb at...

Page 9: ...isolated by using appropriate hangers or strapping SECTION VII CONDENSATE DRAIN CONNECTIONS All drain lines should be trapped a minimum of three inches should be pitched away from unit drain pan and...

Page 10: ...uit should be terminated at the electrical control box To determine proper wire sizing refer to Tables 6 10 and the latest edition of the National Electric Code or in Canada the Canadian electrical Co...

Page 11: ...ppropriate speed tap according to Table 4 If electric heat requires speed tap 5 the highest speed tap available for cooling heat pump heating is tap 4 If a lower circulating speed is desired for fan o...

Page 12: ...Requirement For a power distribution voltage that is different than the provided nominal voltage multiply the kW and MBH data from the table by the conversion factor in the following table DISTRIBUTI...

Page 13: ...6 45 45 6HK 0 1 6501006 40 49 3 53 8 50 60 6HK 1 2 6501306 52 62 5 68 5 70 70 6HK 1 2 6501506 60 70 9 77 7 80 80 6HK 1 2 6501806 72 84 1 92 4 90 100 6HK 1 2 6502006 80 92 5 101 7 100 110 36C 6HK 0 1...

Page 14: ...20 25 6HK 0 1 6500506 20 30 1 32 4 35 35 6HK 0 1 6500806 32 43 4 47 1 45 50 6HK 0 1 6501006 40 51 8 56 3 60 60 6HK 1 2 6501306 52 65 0 71 0 70 80 6HK 1 2 6501506 60 73 4 80 2 80 90 6HK 1 2 6501806 72...

Page 15: ...9 50 45 60 50 48C 6HK16501306 52 27 3 37 6 29 3 41 5 30 40 30 45 6HK16501506 60 30 2 43 3 32 5 47 9 35 45 35 50 6HK16501806 72 47 5 39 0 51 6 43 1 50 40 60 45 6HK16502006 80 51 8 43 3 56 4 47 9 50 45...

Page 16: ...6501025 23 1 28 3 30 9 30 35 6HK36501525 34 6 40 7 44 7 45 45 36B 6HK36501025 23 1 29 8 32 4 30 35 6HK36501525 34 6 42 2 46 2 45 50 6HK36501825 41 6 49 8 54 6 50 55 6HK46502025 46 2 54 8 60 1 55 70 36...

Page 17: ...l Code and local codes to determine correct wire sizing TABLE 11 Air Flow Data CFM 1 Models Blower Motor Speed External Static Pressure in wc 0 10 0 20 0 30 0 40 0 50 0 60 0 70 18B 5 HI 1132 1107 1074...

Page 18: ...ether to determine the total external system static pressure If a filter rack is installed on the return air end of the air handler or indoor coil sec tion make sure to measure the return air duct sta...

Page 19: ...nit Technical Guide Is the TXV bulb positioned correctly Is temperature bulb insulated Is equalizer line connected 3 MINIMUM HANDMADE TRAP PREMADE TRAPS SECONDARY PRIMARY WERE THE PRIMARY AND SECONDAR...

Page 20: ...AND NATIONAL CODES MUST BE FOLLOWED SEE INSTALLATION INSTRUCTIONS FOR PROPER LOW VOLTAGE FIELD WIRING CONNECTIONS LEGEND LS LIMIT SWITCH SEQ SEQUENCER HE HEATING ELEMENT FL FUSIBLE LINK H SEQUENCER H...

Page 21: ...N BLUE BLUE BLUE BLUE YELLOW YELLOW BLACK BLACK YELLOW YELLOW BLACK BLACK RED WHITE BLACK BLUE BLACK BLUE YELLOW BLACK YELLOW YELLOW BLUE BLACK BLUE BLACK YELLOW RLY 1 RLY 2 RLY 3 RLY 6 RLY 5 RLY 4 HE...

Page 22: ...6 22 Johnson Controls Unitary Products SECTION XVII TYPICAL THERMOSTAT CONNECTIONS FIGURE 23 Typical Thermostat Wiring Diagram ECM A0370 002 W2 X L X L X L X L FIELD INSTALLED JUMPER IF SINGLE STAGE T...

Page 23: ...dry bulb temperature Return air dry bulb temperature Temperature drop 1 2 3 4 5 Low Medium Low Medium Medium High High A B C D Outside air dry bulb temperature Return air wet bulb temperature Supply...

Page 24: ...oting and correcting any problems Operate the unit through cooling cycles from the thermostat noting and correcting any problems Operate the unit through mechanical heating cycles from the thermostat...

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