background image

TABLE 6—REQUIRED SUCTION-LINE TEMPERATURE (°F WB)

SUPERHEAT

TEMP

(°F)

SUCTION PRESSURE AT SERVICE PORT (PSIG)

107.8

112.2

116.8

121.2

126.0

130.8

138.8

140.8

145.8

0

35

37

39

41

43

45

47

49

51

2

37

39

41

43

45

47

49

51

53

4

39

41

43

45

47

49

51

53

55

6

41

43

45

47

49

51

53

55

57

8

43

45

47

49

51

53

55

57

59

10

45

47

49

51

53

55

57

59

61

12

47

49

51

53

55

57

59

61

63

14

49

51

53

55

57

59

61

63

65

16

51

53

55

57

59

61

63

65

67

18

53

55

57

59

61

63

65

67

69

20

55

57

59

61

63

65

67

69

71

22

57

59

61

63

65

67

69

71

73

24

59

61

63

65

67

69

71

73

75

26

61

63

65

67

69

71

73

75

77

28

63

65

67

69

71

73

75

77

79

30

65

67

69

71

73

75

77

79

81

32

67

69

71

73

75

77

79

81

83

34

69

71

73

75

77

79

81

83

85

36

71

73

75

77

79

81

83

85

87

38

73

75

77

79

81

83

85

87

89

40

75

77

79

81

83

85

87

89

91

24 VAC HOT

R

C

W2

Y

G

R

C

RVS COOLING

C

W2

HP THERMOSTAT

 TYPICAL

FAN COIL

HEAT 
PUMP

G

O

E

W2

E

W3

R

Y

24 VAC COM

HEAT STAGE 2

COOL/HEAT
STAGE 1

INDOOR FAN

EMERGENCY
HEAT

O

*

*

*

 IF AVAILABLE

*

A02325

Fig. 11—Generic Wiring Diagram

(See Thermostat Installation Instructions for

wiring specific unit combinations)

—9—

Summary of Contents for 533G

Page 1: ...e living area has been traced to gas pulsations from improper installation of equipment 1 Locate unit away from windows patios decks etc where unit operation sound may disturb customer 2 Ensure that vapor and liquid tube diameters are appropriate to capacity of unit 3 Run refrigerant tubes as directly as possible by avoiding unnecessary turns and bends 4 Leave some slack between structure and unit...

Page 2: ... AND INSTALL PISTON RING 533G STANDARD If unit is to be installed with a piston metering device proceed as follows 1 Check indoor coil piston to see if it matches the required piston shown on outdoor unit rating plate If it does not match replace indoor coil piston with piston shipped with outdoor unit The piston shipped with outdoor unit is correct for any approved indoor coil combination 2 After...

Page 3: ...e to tubing or valve to attach TXV to distributor 9 Reinstall TXV support clamp removed in item 3 10 Attach TXV bulb to vapor tube inside cabinet in same location as original was when removed using supplied bulb clamps nylon or copper See Fig 5 for correct positioning of sensing bulb 11 Route equalizer tube through suction connection opening large hole in fitting panel and install fitting panel in...

Page 4: ...HOD The deep vacuum method requires a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gage capable of accurately measuring this vacuum depth The deep vacuum method is the most positive way of assuring a system is free of air and liquid water See Fig 7 TRIPLE EVACUATION METHOD The triple evacuation method should be used when vacuum pump is only capable of pumping down to 28 in o...

Page 5: ...se of available 24v accessories may exceed the mini mum 40va power requirement Determine total transformer load ing and increase the transformer capacity or split the load with an accessory transformer as required IMPORTANT Check factory wiring and field wire connections to ensure terminations are secured properly Check wire routing to ensure wires are not in contact with tubing sheet metal etc IX...

Page 6: ...IQUID VAPOR VAPOR LONG LINE Connection Diameter Tube Diameter Connection Diameter Tube Diameter Connection Diameter Tube Diameter 018 3 8 3 8 5 8 5 8 5 8 5 8 024 3 8 3 8 5 8 5 8 5 8 3 4 030 036 3 8 3 8 3 4 3 4 3 4 7 8 042 048 3 8 3 8 7 8 7 8 7 8 1 1 8 060 3 8 3 8 7 8 1 1 8 7 8 1 1 8 NOTES 1 Tube diameters are for lengths up to 50 ft For tubing lengths greater than 50 ft horizontal or greater than ...

Page 7: ...nutes before checking charge 2 Measure liquid service valve pressure by attaching an accurate gage to service port 3 Measure liquid line temperature by attaching an accurate thermistor type or electronic thermometer to liquid near outdoor coil 4 Refer to unit rating plate for required subcooling tempera ture 5 Refer to Table 4 Find the point where required subcooling temperature intersects measure...

Page 8: ... IMPORTANT Before leaving job be sure to do the following 1 Ensure that all wiring and tubing is secure in unit before adding panels and covers Securely fasten all panels and covers 2 Tighten service valve stem caps to 1 12 turn past finger tight 3 Leave User s Manual with owner Explain system operation and periodic maintenance requirements outlined in manual 4 Fill out Dealer Installation Checkli...

Page 9: ... 65 67 69 20 55 57 59 61 63 65 67 69 71 22 57 59 61 63 65 67 69 71 73 24 59 61 63 65 67 69 71 73 75 26 61 63 65 67 69 71 73 75 77 28 63 65 67 69 71 73 75 77 79 30 65 67 69 71 73 75 77 79 81 32 67 69 71 73 75 77 79 81 83 34 69 71 73 75 77 79 81 83 85 36 71 73 75 77 79 81 83 85 87 38 73 75 77 79 81 83 85 87 89 40 75 77 79 81 83 85 87 89 91 24 VAC HOT R C W2 Y G R C RVS COOLING C W2 HP THERMOSTAT TYP...

Page 10: ...INE SOLENOID VALVE IS REQUIRED ON SOME UNITS SEE SPECIFIC UNIT INSTRUCTIONS 5 THERMOSTATS ARE FACTORY CONFIGURED WITH 5 MINUTE COMPRESSOR CYCLE PROTECTION AND 4 CYCLES PER HOUR LIMIT SEE THERMOSTAT INSTALLATION INSTRUCTIONS FOR DETAILS 6 TO STAGE ELECTRIC RESISTANCE HEAT CONSULT OUTDOOR THERMOSTAT INSTALLATION IN STRUCTIONS A97368 LEGEND 24 V FACTORY WIRING 24 V FIELD WIRING FIELD SPLICE CONNECTIO...

Page 11: ...sture from oil Do not leave Puron suction line filter driers in line longer than 72 hrs Do not use liquid line filter driers with rated working pressures less than 600 psig Do not install a suction line filter drier in liquid line POE oils absorb moisture rapidly Do not expose oil to atmosphere Poe oils may cause damage to certain plastics and roofing materials Wrap all filter driers and service v...

Page 12: ... 2002 Bryant Heating Cooling Systems 7310 W Morris St Indianapolis IN 46231 12 Printed in U S A ii533g181 Catalog No 5353 309 ...

Reviews: