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Manual 2100-719 

Page 

19 of 25

F

R

F

R

F

R

F

R

-25

196871

13

56985

51

19374

89

7507

-24

190099

14

55284

52

18867

90

7334

-23

183585

15

53640

53

18375

91

7165

-22

177318

16

52051

54

17989

92

7000

-21

171289

17

50514

55

17434

93

6840

-20

165487

18

49028

56

16984

94

6683

-19

159904

19

47590

57

16547

95

6531

-18

154529

20

46200

58

16122

96

6383

-17

149355

21

44855

59

15710

97

6239

-16

144374

22

43554

60

15310

98

6098

-15

139576

23

42295

61

14921

99

5961

-14

134956

24

41077

62

14544

100

5827

-13

130506

25

39898

63

14177

101

5697

-12

126219

26

38757

64

13820

102

5570

-11

122089

27

37652

65

13474

103

5446

-10

118108

28

36583

66

13137

104

5326

-9

114272

29

35548

67

12810

105

5208

-8

110575

30

34545

68

12492

106

5094

-7

107010

31

33574

69

12183

107

4982

-6

103574

32

32634

70

11883

108

4873

-5

100260

33

31723

71

11591

109

4767

-4

97064

34

30840

72

11307

110

4663

-3

93981

35

29986

73

11031

111

4562

-2

91008

36

29157

74

10762

112

4464

-1

88139

37

28355

75

10501

113

4367

0

85371

38

27577

76

10247

114

4274

1

82699

39

26823

77

10000

115

4182

2

80121

40

26092

78

9760

116

4093

3

77632

41

25383

79

9526

117

4006

4

75230

42

24696

80

9299

118

3921

5

72910

43

24030

81

9077

119

3838

6

70670

44

23384

82

8862

120

3757

7

68507

45

22758

83

8653

121

3678

8

66418

46

22150

84

8449

122

3601

9

64399

47

21561

85

8250

123

3526

10

62449

48

20989

86

8057

124

3452

11

60565

49

20435

87

7869

12

58745

50

19896

88

7686

CHECKING TEMPERATURE SENSOR 
OUTSIDE UNIT CIRCUIT

1.   Disconnect temperature sensor from board and 

from outdoor coil.

2.   Use an ohmmeter and measure the resistance of the 

sensor.  Also use ohmmeter to check for short or 
open.

3.   Check resistance reading to chart of resistance.  Use 

sensor ambient temperature.  (Tolerance of part is  
± 10%.)

4.   If sensor resistance reads very low, then sensor is 

shorted and will not allow proper operation of the 
heat pump control.

5.   If sensor is out of tolerance, shorted, open or reads 

very low ohms then it should be replaced.

TEMPERATURE F VS. RESISTANCE R OF TEMPERATURE SENSOR

Содержание C24H2-A

Страница 1: ...ION INSTRUCTIONS C24H2 A C24H2 B C30H2 A C30H2 B C30H2 C C36H1 A C36H1 B C36H1 C C42H1 A C42H1 B C42H1 C Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 719 Supersedes NEW...

Страница 2: ...H 22 Table 7 Indoor Blower Performance 23 Getting Other Information and Publications 3 Wall Mount General Information Wall Mount Model Nomenclature 4 Shipping Damage 4 General 4 Duct Work 5 Filters 5...

Страница 3: ...nter and Summer 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 Conditionin...

Страница 4: ...o methods of Air Conditioning Contractors of America ACCA The air duct should be installed in accordance with the Standards of the National Fire Protection Association for the Installation of Air Cond...

Страница 5: ...is used Contact distributor or factory for ordering information If using a return air filter grille filters must be of sufficient size to allow a maximum velocity of 400 fpm NOTE If no return air duc...

Страница 6: ...rs on the lag bolts 7 Secure rain flashing to wall and caulk across entire length of top See Figures 3A 3B 8 For additional mounting rigidity the return air and supply air frames or collars can be dri...

Страница 7: ...s of Basic Unit for Architectural Installation Requirements Nominal MODEL WIDTH W DEPTH D HEIGHT H SUPPLY RETURN A B C B E F G I J K L M N O P Q R S T C24H2 C30H2 38 200 17 125 70 563 7 88 27 88 13 88...

Страница 8: ...LEARANCE ON ALL RAIN FLASHING COMBUSTIBLE MATERIALS DUCT TOP FLASHING AT TIME OF INSTALLATION 1 4 MIN CLEARANCE FROM REQUIRED DIMENSIONS TO MAINTAIN OPENING ENTIRE LENGTH OF TOP MATERIALS NOTES OF CAU...

Страница 9: ...URE 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 THE SIDE MOUNTING FLANGES AND UNDER TOP FLASHING...

Страница 10: ...This is required for the first 3 feet of ducting It is important to insure that the 1 4 inch minimum spacing is maintained at all points Failure to do this could result in overheating the combustible...

Страница 11: ...R 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 WALL OPENING FOR...

Страница 12: ...WALL OPENING W GRILLE SUPPLY DUCT MAYBE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN CEILING RAIN RETURN AIR SLEEVE WALL SUPPLY AIR DUCT RAFTERS RAFTERS RETURN AIR OPENING W GRILLE RAIN FALSE...

Страница 13: ...cess panel straight out This tab will now line up with the slot in the door When shut a padlock may be placed through the hole in the tab preventing entry See Start Up section for important informatio...

Страница 14: ...iple 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 charge in the system may be...

Страница 15: ...However reverse operation for over one hour may have a negative impact on the bearing due to oil pump out NOTE If compressor is allowed to run in reverse rotation for several minutes the compressor s...

Страница 16: ...ump control will place the system in the defrost mode During the defrost mode the refrigerant cycle switches back to the cooling cycle the outdoor motor stops electric heaters are energized and hot ga...

Страница 17: ...res the control will then monitor the low pressure switch input normally to make sure that the switch is closed during Y operation High Pressure Switch Operation The control has a built in lockout sys...

Страница 18: ...RV C and B C 1 Check control circuit wiring 2 Replace heat pump control Reversing valve solenoid coil defective Check for open or shorted coil Replace solenoid coil Unit will not go into defrost heati...

Страница 19: ...36 29157 74 10762 112 4464 1 88139 37 28355 75 10501 113 4367 0 85371 38 27577 76 10247 114 4274 1 82699 39 26823 77 10000 115 4182 2 80121 40 26092 78 9760 116 4093 3 77632 41 25383 79 9526 117 4006...

Страница 20: ...th this refrigerant charge quantity The following pressure tables show nominal pressures for the units Since many installation specific situations can affect the pressure readings this information sho...

Страница 21: ...GH SIDE 133 302 133 321 133 341 134 365 136 391 137 418 138 449 141 481 143 516 146 553 80 DB 67 WB LOW SIDE HIGH SIDE 142 310 142 329 142 350 143 374 145 401 146 429 148 460 151 493 153 529 156 567 8...

Страница 22: ...60 1 1 22 30 10 10 A04 1 42 50 8 10 AS8 1 48 50 8 10 AF8 1 or 2 63 70 6 8 22 42 30 45 10 8 10 10 C24H2 B0Z 230 208 60 3 1 15 20 12 12 B06 1 33 35 8 10 B09 1 42 45 8 10 C30H2 A0Z 230 208 60 1 1 23 30 1...

Страница 23: ...hese units are equipped with a variable speed ECM indoor motor that automatically adjusts itself to maintain approximately the same rate of indoor airflow in both heating cooling dry wet coil conditio...

Страница 24: ...it s air noise cabinet duct or motor noise interview customer if necessary Air noise High static creating high blower speed Is airflow set properly Does removing filter cause blower to slow down Check...

Страница 25: ...is correct for your application Refer to the manufacturer s authorized replacement list USING THE WRONG CONTROL WILL RESULT IN IMPROPER OR NO BLOWER OPERATION Orient the control module so that the 3 w...

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