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Manual 2100-647D 

Page 

32 of 36

FIGURE 9B

H24,36*A Wiring Diagram 

 Top

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ire

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123

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102

103

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109

110

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112

113

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Red

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130

128

128

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120

119

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inal

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llow

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ack

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7

A

tap

 for

208V

Red

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e t

o

208V

22

31

106

106

120

103

120

129

109

110

112

103

111

103

31

118

116

117

31

103

119

103

29

103

103

113

DA

M

PER

15

1

12

11

14

3

8

18

EC

ON

20

14

2

16

11

10

17

7

21

5

19

21

Black

/W

hite

19

17

16

12

11

10

9

8

7

6

5

15

"Y"

13

4

3

2

1

2

3

Red

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hite

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UT

122

Field

Conne

ctions

To

M

V

Con

troller

11

Hi

Vo

ltage

Connec

tions

Summary of Contents for H42AA-B

Page 1: ...H12AA A H24AA A H36AA A H42AA A H48AA A H60AA A H72AA A H24LA A H36LA A H42LA A H48LA A H60LA A H72LA A Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 647D Supersedes 210...

Page 2: ...Blower Performance 25 Table 7 Max ESP of Operation Elec Heat Only 25 Table 8A H12 Electric Heat 26 Table 8B H24 72 Electric Heat 26 Table 9 Optional Accessories 27 Table 10 Vent and Control Options 2...

Page 3: ...ummer Air Conditioning Duct Design for Residential ACCA Manual D Winter and Summer Air Conditioning and Equipment Selection For more information contact these publishers ACCA Air Conditioning Contract...

Page 4: ...ed before the installation is made See page 3 for information on codes and standards Size of unit for a proposed installation should be based on heat loss calculation made according to methods of Air...

Page 5: ...be insulated and all joints taped or sealed to prevent air or moisture entering the wall cavity Some installations may not require any return air duct A metallic return air grille is required with in...

Page 6: ...olts 7 Secure rain flashing to wall and caulk across entire length of top see Figures 3A D 8 For additional mounting rigidity the return air and supply air frames or collars can be drilled and screwed...

Page 7: ...63 CONDENSER AIR OUTLET HEATER FILTER ACCESS AIR VENTILATION CONDENSER AIRFLOW IS BLOW THRU 19 72 3 88 31 06 19 72 20 43 SHIPPING LOCATION ENTRANCE ELECTRICAL OPTIONAL TOP RAIN FLASHING DRAIN HOSE 22...

Page 8: ...d Entrance Air Panel Drain Heater Disconnect Entrance 4 Pitch Inlet Access Panel Economizer Rain Hood Low Voltage Electrical Air Intake Hood C Breaker High Voltage Economizer Controls H A D J C I 2 13...

Page 9: ...SUPPLIED FOAM AIR SEAL WALL WALL STRUCTURE MIS 3600 FLANGES AND UNDER TOP FLASHING AT TIME OF INSTALLATION SUPPLY AIR DUCT RETURN AIR NOTE IT IS RECOMMENDED THAT A BEAD OF SILICONE CAULKING BE PLACED...

Page 10: ...F TOP TOP WALL OF CAULKING ALONG PANEL FOAM AIR SEAL WALL STRUCTURE OPENING TOP FLASHING AT TIME OF INSTALLATION THE SIDE MOUNTING FLANGES AND UNDER DUCT Wall Opening and Hole Location View Right Side...

Page 11: ...4 CLEARANCE ON ALL HEATER ACCESS TOP FLASHING AT TIME OF INSTALLATION THE SIDE MOUNTING FLANGES AND UNDER SILICONE CAULKING BE PLACED BEHIND IS ON OPPOSITE LEFT SIDE OPENING CONTROLS AND HEATER ACCESS...

Page 12: ...1 4 1 1 4 29 3 4 32 12 5 1 2 2 NOTES WALL STRUCTURE 1 SUPPLY AIR IT IS RECOMMENDED THAT A BEAD OF OPENING Right Side View RAIN FLASHING SILICONE CAULKING BE PLACED BEHIND RECOMMENDED 1 CLEARANCE FROM...

Page 13: ...als This is required for the first 3 of ducting It is important to insure that the 1 4 minimum spacing is maintained at all points Failure to do this could result in overheating the combustible materi...

Page 14: ...TURN AIR SUPPLY AIR FACTORY SUPPLIED RAIN FLASHING SUPPLY AIR MIS 548 A SIDE VIEW I A C K E 1 000 B 1 000 SUPPLY DUCT OVER FRAME INTERIOR FINISHED WALL ALL AROUND DUCT FRAMING MATERIAL EXTERIOR FINISH...

Page 15: ...e that there will be no nuisance tripping due to the momentary high starting current of the compressor motor The disconnect access door on this unit may be locked to prevent unauthorized access to the...

Page 16: ...eplace filter 4 Press Reset button 5 Verify filter light is off 6 Replace filter door 7 Turn on unit power For units equipped with economizer 1 Turn off unit power 2 Remove hood cover 3 Remove mist el...

Page 17: ...nt composition during multiple leaks and recharges R 410A refrigerant is close to being an azeotropic blend it behaves like a pure compound or single component refrigerant The remaining refrigerant ch...

Page 18: ...d with a three phase line monitor to prevent compressor damage due to phase reversal The phase monitor in this unit is equipped with two LEDs If the Y signal is present at the phase monitor and phases...

Page 19: ...wer resets the manual lockout Alarm Relay Output Alarm terminal is the output connection for applications where an alarm relay is employed This terminal is powered whenever the compressor is locked ou...

Page 20: ...nds DOB 144 second DOM 5 0 minute 300 seconds DOB 150 second DOM During routine operation of the unit with no power interruptions the compressor will operate on demand with no delay Typical Settings f...

Page 21: ...rge quantity The pressure table on the following page shows nominal pressures for the units Since many installation specific situations can affect the pressure readings this information should only be...

Page 22: ...38 587 80 67 Low Side High Side 125 331 128 355 130 379 133 404 136 430 138 457 140 485 143 513 145 542 147 572 148 602 85 72 Low Side High Side 129 343 132 367 135 392 138 418 141 445 143 473 145 502...

Page 23: ...Ckt C Ckt A Ckt B Ckt C H12AA A0Z A03 A05 230 208 1 1 1 1 9 20 27 15 20 30 14 12 10 14 12 10 H24AA A00 A0Z A04 A05 A08 A10 230 208 1 1 1 1 1 1 21 25 30 46 56 30 30 30 50 60 10 10 10 8 6 10 10 10 10 1...

Page 24: ...8 6 3 10 10 10 8 60 26 60 30 6 10 10 10 H60LA B00 B0Z B03 B05 B09 B15 230 208 3 1 1 1 1 1 27 27 27 35 53 40 40 40 40 60 8 8 8 8 6 10 10 10 10 10 H72LA A00 A0Z A05 A10 A15 230 208 1 1 1 1 1 or 2 58 58...

Page 25: ...5 2010 1965 1950 1870 0 2 425 400 905 870 1265 1185 905 890 1820 1760 1615 1565 1820 1770 1600 1540 1970 1885 1400 1315 2115 2035 1960 1915 1885 1825 0 3 375 360 835 800 1180 1100 860 850 1735 1665 15...

Page 26: ...7 13650 14 4 10240 5 20 8 17540 18 1 13275 12 0 17065 10 4 12799 6 14 4 20500 12 5 15360 8 33 3 27300 28 8 20475 9 21 7 30600 18 7 23030 10 41 6 34130 36 2 25600 15 62 5 51250 54 0 38400 36 2 51200 3...

Page 27: ...A A05 X X EHW6TA B03 X EHW6TA B06 X EHW72A A10B X EHW72A A15B X EHW72A A20B X Circuit Breakers WMCB Pull Disconnects WMPD WMCB 03A X WMCB 05A X WMCB 08A X X WMCB 09A X X Left Hand Units H24LA A H36LA...

Page 28: ...A X BOP 2 Blank Off Plate X EWM1 E EWM1 T Economizer Bldg Equipment Enthalpy Economizer Bldg Equipment DB Temp X X EWM2 E EWM2 T Economizer Bldg Equipment Enthalpy Economizer Bldg Equipment DB Temp X...

Page 29: ...Closed Dry Contacts MV Signals Blade Switch Fail Alarm 8 on Relay Board 8 13 Blade Switch Delay Relay Normally Closed Dry Contacts MV Signals Blade Switch Fail Alarm 9 on Relay Board 9 14 Occupied Sig...

Page 30: ...Contacts Not Used 4 11 Filter Switch Normally Closed Dry Contacts Not Used 5 12 Blade Switch Delay Relay Normally Closed Dry Contacts Not Used 8 13 Blade Switch Delay Relay Normally Closed Dry Contac...

Page 31: ...22 21 6 Circuit Breaker 30 Low Press Control Hi Press Control Black Black Black Black White Blk Wht Black White Black White Black White Condenser Section Module Alarm Relay Indoor Delay Blower Relay F...

Page 32: ...hite Black White Black White Heat Plug SMOKE JUMPER G LOUT 20 104 Condenser Section 6 Pin Electric Module Compressor Relay Alarm Relay Delay Blower Relay Indoor Relay Filter Switch Filter Reset Button...

Page 33: ...1 12 13 4 8 18 6 33 20 104 14 109 2 110 16 111 11 112 3 113 9 117 7 118 21 116 5 121 19 136 Dual Can Capacitor LOUT 5 ECON LOUT DAMPER 128 103 B 128 3 Black White Light 113 124 Terminal Black Black B...

Page 34: ...116 Black White 121 6 131 134 128 128 124 132 Black White 132 Light 23 32 10 Black White Black Black Black White 6 5 4 3 2 1 Blk Wht Black White Black White Black White Heat Plug Condenser Section 6...

Page 35: ...2 NC 3 2 1 NO 12 PIN PLUG COM DAMPER MOTOR DAMPER BLADE IN RED BLACK BLACK IS SHOWN WITH THE CONTACT POSITION IAQ AUX1 O Y2 I 8 S BUS ACT 24V ACT RED YELLOW IAQ R MAT PLUG PLUG PLUG PLUG BROWN WHITE G...

Page 36: ...n Vent Plug Pin 2 on Vent Plug Pin 5 on Vent Plug Pin 7 on Vent Plug Pin 10 on Vent Plug Time Delay Relay T1 T2 Y HPC Lo Press Sw LPC LPC Alarm Relay ALR CC Comp Control Module R MV Controller C 4 5 W...

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