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8

SUC TION PRESSU RE

PSIG  

R-22  

R-410A  

50

26

1

52

28

3

54

29

4

56

31

6

58

32

7

60

34

8

62

35

10

64

37

11

66

38

13

68

40

14

70

41

15

72

42

16

74

44

17

76

45

19

78

46

20

80

48

21

85

50

24

90

53

26

95

56

29

100

59

31

110

64

36

120

69

41

130

73

45

140

78

49

150

83

53

160

86

56

170

90

60

SATURATED SUCTION PRESSURE

 TEMPER ATU RE CHART

SATU RATED SUCTION  

TEMPERATURE ºF

LIQUID  PRESSURE

PSIG  

R-22  

R-410A  

200

101

70

210

105

73

220

108

76

225

110

78

235

113

80

245

116

83

255

119

85

265

121

88

275

124

90

285

127

92

295

130

95

305

133

97

325

137

101

355

144

108

375

148

112

405

155

118

415

157

119

425

n/a

121

435

n/a

123

445

n/a

125

475

n/a

130

500

n/a

134

525

n/a

138

550

n/a

142

575

n/a

145

600

n/a

149

625

n/a

152

SATURATED LIQUID PR ESSU RE

 TEMPER ATU RE CHART

SATURATED LIQUID 

TEMPERATURE ºF

NOTE: SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE.

Summary of Contents for Amana VSZ14

Page 1: ...ecifications electrical characteristics and accessories are correct prior to installation The distribu tor or manufacturer will not accept claims from dealers for trans portation damage or installation of incorrectly shipped units Codes Regulations This product is designed and manufactured to comply with national codes Installation in accordance with such codes and or prevailing local codes regula...

Page 2: ...or springs can be installed between the con densing unit legs or frame and the roof mounting assembly to reduce noise vibration NOTE These units require special location consideration in areas of heavy snow accumulation and or areas with prolonged continuous subfreezing temperatures Heat pump unit bases have cutouts under the outdoor coil that permit drainage of frost accumulation Situate the unit...

Page 3: ...ed for line lengths of 79 feet or less to obtain optimum performance For alternate line sizing options or runs of more than 79 feet refer to Remote Cooling Service Manual or TP 107 Long Line Set Application R 410A or contact your distributor for assistance Cond Unit Tons Suct Liq Suct Liq Suct Liq 1 1 2 5 8 1 4 3 4 3 8 3 4 3 8 2 5 8 1 4 3 4 3 8 3 4 3 8 2 1 2 5 8 1 4 3 4 3 8 7 8 3 8 3 3 4 3 8 7 8 3...

Page 4: ...dented lines will cause poor performance or compressor damage Do NOT make final refrigerant line connection until plugs are removed from refrigerant tubing NOTE Before brazing verify indoor piston size by checking the piston kit chart packaged with indoor unit Leak Testing Nitrogen or Nitrogen Traced To avoid the risk of fire or explosion never use oxygen high pressure air or flammable gases for l...

Page 5: ...tch located near the unit do not install the switch on the unit Refer to the installa tion instructions supplied with the indoor furnace air handler for specific wiring connections and indoor unit configuration Like wise consult the instructions packaged with the thermostat for mounting and location information Overcurrent Protection The following overcurrent protection devices are approved for us...

Page 6: ...If disabling this function is desired move the jumper from DLY to NORM on the defrost control Adequate refrigerant charge for the matching HSVTC evapora tor coil and 15 feet of lineset is supplied with the condensing unit If using evaporator coils other than HSVTC coil it may be necessary to add or remove refrigerant to attain proper charge If line set exceeds 15 feet in length refrigerant should ...

Page 7: ... Charge Adjustment The outdoor temperature must be 60 F or higher Set the room thermostat to COOL fan switch to AUTO and set the tem perature control well below room temperature Purge gauge lines Connect service gauge manifold to base valve service ports Run the system on low stage for two stage units for 10 minutes to allow pressures to stabilize then check subcooling and or superheat as detailed...

Page 8: ...URATED SUCTION TEMPERATURE ºF LIQUID PRESSURE PSIG R 22 R 410A 200 101 70 210 105 73 220 108 76 225 110 78 235 113 80 245 116 83 255 119 85 265 121 88 275 124 90 285 127 92 295 130 95 305 133 97 325 137 101 355 144 108 375 148 112 405 155 118 415 157 119 425 n a 121 435 n a 123 445 n a 125 475 n a 130 500 n a 134 525 n a 138 550 n a 142 575 n a 145 600 n a 149 625 n a 152 SATURATED LIQUID PRESSURE...

Page 9: ...7 to 9 ºF and super heat of 7 to 9 ºF a If subcooling and superheat are low adjust TXV to 7 to 9 ºF superheat then check subcooling NOTE To adjust superheat turn the valve stem clockwise to increase and counter clockwise to de crease b If subcooling is low and superheat is high add charge to raise subcooling to 7 to 9 ºF then check super heat c If subcooling and superheat are high adjust TXV valve...

Page 10: ...it with Voltmeter Low Voltage Test Voltage Faulty Evap Fan Motor Repair or Replace Shorted or Grounded Fan Motor Test Motor Windings Improper Cooling Anticipator Check Resistance of Anticipator Shortage of Refrigerant Test For Leaks Add Refrigerant Restricted Liquid Line Remove Restriction Replace Restricted Part Open Element or Limit on Elec Heater Test Heater Element and Controls Dirty Air Filte...

Page 11: ...11 THIS PAGE LEFT INTENTIONALLY BLANK ...

Page 12: ... airflow If cleaning of the outdoor coil becomes necessary hire a qualified servicer Inexperienced people could easily puncture the tubing in the coil Even a small hole in the tubing could eventually cause a large loss of refrigerant Loss of refrigerant can cause poor operation and or severe equipment damage Do not use a condensing unit cover to protect the outdoor unit during the winter unless yo...

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