Bryant R-22 service manual Subcooling Chart, Liquid Line Temperature F PT F Subcooling F Pres Psig

Page 42

Table 12—R-22 Subcooling Chart

R---22 Liquid Line Temperature (_F)

Liquid

PT (°F)

 

 

 

Subcooling (_F)

 

 

 

 

 

 

Pres

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(psig)

 

2

4

6

8

10

12

14

16

18

20

22

24

26

120

70

68

66

64

62

60

58

56

54

52

50

48

46

44

125

72

70

68

66

64

62

60

58

56

54

52

50

48

46

130

74

72

70

68

66

64

62

60

58

56

54

52

50

48

135

76

74

72

70

68

66

64

62

60

58

56

54

52

50

140

79

77

75

73

71

69

67

65

63

61

59

57

55

53

145

81

79

77

75

73

71

69

67

65

63

61

59

57

55

150

83

81

79

77

75

73

71

69

67

65

63

61

59

57

155

85

83

81

79

77

75

73

71

69

67

65

63

61

59

160

87

85

83

81

79

77

75

73

71

69

67

65

63

61

165

89

87

85

83

81

79

77

75

73

71

69

67

65

63

170

91

89

87

85

83

81

79

77

75

73

71

69

67

65

175

93

91

89

87

85

83

81

79

77

75

73

71

69

67

180

95

93

91

89

87

85

83

81

79

77

75

73

71

69

185

96

94

92

90

88

86

84

82

80

78

76

74

72

70

190

98

96

94

92

90

88

86

84

82

80

78

76

74

72

195

100

98

96

94

92

90

88

86

84

82

80

78

76

74

200

102

100

98

96

94

92

90

88

86

84

82

80

78

76

205

103

101

99

97

95

93

91

89

87

85

83

81

79

77

210

105

103

101

99

97

95

93

91

89

87

85

83

81

79

215

107

105

103

101

99

97

95

93

91

89

87

85

83

81

220

108

106

104

102

100

98

96

94

92

90

88

86

84

82

225

110

108

106

104

102

100

98

96

94

92

90

88

86

84

230

111

109

107

105

103

101

99

97

95

93

91

89

87

85

235

113

111

109

107

105

103

101

99

97

95

93

91

89

87

240

114

112

110

108

106

104

102

100

98

96

94

92

90

88

245

116

114

112

110

108

106

104

102

100

98

96

94

92

90

250

117

115

113

111

109

107

105

103

101

99

97

95

93

91

255

119

117

115

113

111

109

107

105

103

101

99

97

95

93

260

120

118

116

114

112

110

108

106

104

102

100

98

96

94

265

121

119

117

115

113

111

109

107

105

103

101

99

97

95

270

123

121

119

117

115

113

111

109

107

105

103

101

99

97

275

124

122

120

118

116

114

112

110

108

106

104

102

100

98

280

126

124

122

120

118

116

114

112

110

108

106

104

102

100

285

127

125

123

121

119

117

115

113

111

109

107

105

103

101

290

128

126

124

122

120

118

116

114

112

110

108

106

104

102

295

129

127

125

123

121

119

117

115

113

111

109

107

105

103

300

131

129

127

125

123

121

119

117

115

113

111

109

107

105

305

132

130

128

126

124

122

120

118

116

114

112

110

108

106

310

133

131

129

127

125

123

121

119

117

115

113

111

109

107

315

135

133

131

129

127

125

123

121

119

117

115

113

111

109

320

136

134

132

130

128

126

124

122

120

118

116

114

112

110

325

137

135

133

131

129

127

125

123

121

119

117

115

113

111

330

138

136

134

132

130

128

126

124

122

120

118

116

114

112

42

Image 42
Contents Table of Contents Application GuidelineAIR Conditioner and Heat Pump Model Number Nomenclature Table of Contents TWO Stage NON-COMMUNICATINGTWO Stage Communicating Serial Number NomenclatureSafety Considerations Installation GuidelineIntroduction Accessories Required Field-Installed Accessories for Air ConditionersRequired Field-Installed Accessories for Heat Pumps Accessory Descriptions Base / Mid-Tier / Deluxe 4-sided Baffle Assembly LOW-AMBIENT Cooling GuidelineDeluxe 3-sided Baffle Assembly and Dimensions Cabinet Assembly Long Line GuidelineBasic Cabinet Designs Access Compressor Or Other Internal Cabinet Components Legacy RNC and Legacy Line Control Box Identification Labeling Figure LabelsContactor Aluminum WireElectrical CapacitorTime-Delay Relay Crankcase HeaterCycle Protector Pressure Switches Personal Injury HazardDefrost Thermostat Defrost Control BoardIf defrost thermostat is stuck closed Troubleshooting HK32EA001 If outdoor unit will not runDefrost Speedup If defrost thermostat is stuck openCooling Five-Minute Compressor DelayQuiet Shift HeatingCompressor Plug Troubleshooting HK32EA003Fan Motor Low-Voltage TerminalsLocked Rotor Compressor FailuresMechanical Failures Runs, Does Not PumpNoisy Compressor Split Post Grommet part number KA75UG100Single-Phase Motors Electrical FailuresUnit Personal Injury Hazard Refrigeration System RefrigerantCompressor Oil Brazing Synthetic Roof Precautionary ProcedureServicing Systems on Roofs With Synthetic Materials Oil ChargingService Valves and Pumpdown Pumpdown ProcedurePersonal Injury and Unit Damage Hazard Heating Piston AccuRaterr Heat Pumps Only AccuRaterr Components Used in R-22 Heat PumpsReversing Valve Reversing Valve Heating Mode, Solenoid De-EnergizedInstall Liquid-line Filter Drier Indoor AC Liquid Line Filter DrierSuction Line Filter Drier Accumulator AccumulatorTXV Operation Install TXVThermostatic Expansion Valve TXV Unit Operation HazardReplacing TXV on Indoor Coil post-2006 Make Piping ConnectionsReplacing TXV on an Indoor Coil pre-2006 Personal Injury and Environmental HazardCoil Removal Refrigeration System RepairLeak Detection Fire HazardCompressor Removal and Replacement System Clean-Up After BurnoutCheck Charge EvacuationDeep Vacuum Method Low Superheat with Normal or Low Suction Pressure Troubleshooting with SuperheatBasic Diagnostics Low Superheat with High Suction PressureHigh Superheat with Normal or High Suction Pressure Hunting SuperheatPseudo Evaporator Superheat Instructions Puron System Suction Pressure Drop Example22 System Suction Pressure Drop PuronrRefrigerant Pressure Temperature Chart Psig22 Refrigerant Pressure Temperature Relationship PsigPuron Subcooling Chart Liquid Line Temperature F Liq Press Subcooling F PsigPuron Superheat Chart Superheat F Psig22 Subcooling Chart Liquid Line Temperature F PT F Subcooling F Pres Psig22 Superheat Chart Model Plug TWO-STAGEApplication Guidelines Model Plug InformationDefrost General InformationLow Ambient Cooling Airflow Selection for 315AAV/355AAV FurnacesForced Defrost Liquid-Line Solenoid AccessoryDefrost Hold All 286A units must be charged in high stage onlyUtility Interface With Evolution Control One Minute Stage Change Time Delay on 286ANA/187ANA ModelsCooling and Heating Operation Compressor Operation on 286ANA/187ANA ModelsECM Fan Motor Troubleshooting Outdoor Fan Motor OperationTime Delays Muffler, Accumulator, Reversing Valve RVSThermistors Control BOX Troubleshooting Compressor Voltage Sensing 230V Line Power Disconnect Detection230v Brown-Out Protection Defeated Contactor Shorted DetectionFailed Thermistor Default Operation Unloader Test ProcedureTemperature Thermistors Thermistor Sensor ComparisonTroubleshooting Status CodesEdge Thermidistat Models T6-PRH-01 or T6-NRH-01 TWO-STAGE 286B/289B/180B/187B General Information Heating Check Chart Procedure All 286B units must be charged in high stage onlyCompressor Operation on 289B/180B Models Low Stage High Stage Low & High Model Control Box Incoming PowerTroubleshooting 187B & 286B Start Circuit Contactor And CapacitorTroubleshooting HK38EA015 circuit board 286B Models Compressor Thermal Cutout 289B Compressor Thermal CutoutOutdoor Coil Thermistor OCT Attachment Status Codes Single Stage Furnace with 2-Stage Air Conditioner Airflow Selections ECM Furnaces TWO Stage NON-COMMUNICATING 127A/226AOperating Ambient Airflow Selection for FV4C Fan Coils non-communicatingSystem Function and Sequence of Operation Compressor OperationDefrost Speedup Check Charge TWO Stage Communicating 167A/266A Airflow Selections for ECM Furnaces non communicatingIndoor Thermostat Control Options Evolution Controlled Low Ambient Cooling Defrost HoldMajor Components Communication and Status Function Lights Outdoor Fan Motor OperationFor Evolution Control only, Green communications Comm Light 2230V Brown-Out Protection Defeated No 230V at Compressor Contactor Thermistor CurveOutdoor Coil Thermistor OCT Attachment 167A / 266A Troubleshooting Status CodesCare and Maintenance Final Check-Out Puronr R-410A Refrigerant Quick Reference GuideAIR Conditioner Troubleshooting Chart Heat Pump Troubleshooting Heating Cycle Heat Pump Troubleshooting Cooling Cycle TWO-STAGE 286A/288A 180A/187A Index of TablesDescription Table # TWO-STAGE 286B/288B 180B/187BCatalog No. SM01---6
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R-22 specifications

The Bryant R-22 stands out in the landscape of residential heating and cooling systems with its combination of efficiency, durability, and modern technology. Designed primarily for homeowners seeking comfortable climate control solutions, the R-22 model delivers consistent performance throughout varying seasonal extremes.

One of the main features of the Bryant R-22 is its high energy efficiency. Rated with a SEER (Seasonal Energy Efficiency Ratio) that meets or exceeds industry standards, this air conditioning unit is designed to reduce energy consumption while providing optimal cooling. This not only helps in lowering monthly utility bills but also promotes environmentally responsible usage.

Another notable characteristic is the unit's durability. Constructed with a robust cabinet and high-quality components, the R-22 is built to withstand the rigors of daily use, with protective features that enhance its longevity. The cabinet comes with a powder-coated finish that resists corrosion and harsh weather conditions, ensuring that the unit stays functional and aesthetically pleasing for years.

The Bryant R-22 also incorporates advanced technology to improve user experience. One such innovation is the SmartSet technology, which allows homeowners to program their unit to optimize comfort levels according to their specific needs. This programmable capability enhances energy savings and ensures that the home remains at the desired temperature when residents are present.

Moreover, the unit features a Quiet Operating System that significantly reduces noise levels, making it suitable for residential areas where noise might be a concern. The design minimizes vibrations and optimizes airflow, creating a comfortable environment without disruptive sounds.

For added convenience, the Bryant R-22 is compatible with various thermostat options, including Wi-Fi-enabled models. This allows users to control their home's climate from anywhere using a smartphone app, facilitating effortless adjustments and monitoring of energy usage.

Finally, the Bryant R-22 is backed by a solid warranty, providing peace of mind for homeowners. This commitment to quality and customer satisfaction is a testament to Bryant’s dedication to producing reliable and efficient HVAC solutions. Overall, the Bryant R-22 is an exemplary choice for those looking to enhance their home comfort with the latest in HVAC technology.