Lennox International Inc Dave Lennox Signature Collection XP17 System HEAT PUMPS, 506586-01

Page 39

Table 13. Ambient (RT13) and Coil (RT21) Sensors Temperature / Resistance Range

Degrees

Resistance

Degrees

Resistance

Degrees

Resistance

Degrees

Resistance

Fahrenheit

Fahrenheit

Fahrenheit

Fahrenheit

 

 

 

 

 

 

 

 

 

 

 

 

136.3

2680

56.8

16657

21.6

44154

−11.3

123152

 

 

 

 

 

 

 

 

133.1

2859

56.0

16973

21.0

44851

−11.9

125787

 

 

 

 

 

 

 

 

130.1

3040

55.3

17293

20.5

45560

−12.6

128508

 

 

 

 

 

 

 

 

127.3

3223

54.6

17616

20.0

46281

−13.2

131320

 

 

 

 

 

 

 

 

124.7

3407

53.9

17942

19.4

47014

−13.9

134227

 

 

 

 

 

 

 

 

122.1

3592

53.2

18273

18.9

47759

−14.5

137234

 

 

 

 

 

 

 

 

119.7

3779

52.5

18607

18.4

48517

−15.2

140347

 

 

 

 

 

 

 

 

117.5

3968

51.9

18945

17.8

49289

−15.9

143571

 

 

 

 

 

 

 

 

115.3

4159

51.2

19287

17.3

50074

−16.5

146913

 

 

 

 

 

 

 

 

113.2

4351

50.5

19633

16.8

50873

−17.2

150378

 

 

 

 

 

 

 

 

111.2

4544

49.9

19982

16.3

51686

−17.9

153974

 

 

 

 

 

 

 

 

109.3

4740

49.2

20336

15.7

52514

−18.6

157708

 

 

 

 

 

 

 

 

107.4

4937

48.5

20695

15.2

53356

−19.3

161588

 

 

 

 

 

 

 

 

105.6

5136

47.9

21057

14.7

54215

−20.1

165624

 

 

 

 

 

 

 

 

103.9

5336

47.3

21424

14.1

55089

−20.8

169824

 

 

 

 

 

 

 

 

102.3

5539

46.6

21795

13.6

55979

−21.5

174200

 

 

 

 

 

 

 

 

100.6

5743

46.0

22171

13.1

56887

−22.3

178762

 

 

 

 

 

 

 

 

99.1

5949

45.4

22551

12.5

57811

−23.0

183522

 

 

 

 

 

 

 

 

97.6

6157

44.7

22936

12.0

58754

−23.8

188493

 

 

 

 

 

 

 

 

96.1

6367

44.1

23326

11.5

59715

−24.6

193691

 

 

 

 

 

 

 

 

94.7

6578

43.5

23720

11.0

60694

−25.4

199130

 

 

 

 

 

 

 

 

93.3

6792

42.9

24120

10.4

61693

−26.2

204829

 

 

 

 

 

 

 

 

92.0

7007

42.3

24525

9.9

62712

−27.0

210805

 

 

 

 

 

 

 

 

90.6

7225

41.7

24934

9.3

63752

−27.8

217080

 

 

 

 

 

 

 

 

89.4

7444

41.1

25349

8.8

64812

−28.7

223677

 

 

 

 

 

 

 

 

88.1

7666

40.5

25769

8.3

65895

−29.5

230621

 

 

 

 

 

 

 

 

86.9

7890

39.9

26195

7.7

67000

−30.4

237941

 

 

 

 

 

 

 

 

85.7

8115

39.3

26626

7.2

68128

−31.3

245667

 

 

 

 

 

 

 

 

84.5

8343

38.7

27063

6.7

69281

−32.2

253834

 

 

 

 

 

 

 

 

83.4

8573

38.1

27505

6.1

70458

−33.2

262482

 

 

 

 

 

 

 

 

82.3

8806

37.5

27954

5.6

71661

−34.1

271655

 

 

 

 

 

 

 

 

81.2

9040

37.0

28408

5.0

72890

−35.1

281400

 

 

 

 

 

 

 

 

80.1

9277

36.4

28868

4.5

74147

−36.1

291774

 

 

 

 

 

 

 

 

79.0

9516

35.8

29335

3.9

75431

−37.1

302840

 

 

 

 

 

 

 

 

78.0

9757

35.2

29808

3.4

76745

−38.2

314669

 

 

 

 

 

 

 

 

77.0

10001

34.7

30288

2.8

78090

−39.2

327343

 

 

 

 

 

 

 

 

76.0

10247

34.1

30774

2.3

79465

 

 

 

 

 

 

 

 

 

 

75.0

10496

33.5

31267

1.7

80873

 

 

 

 

 

 

 

 

 

 

74.1

10747

33.0

31766

1.2

82314

 

 

 

 

 

 

 

 

 

 

73.1

11000

32.4

32273

0.6

83790

 

 

 

 

 

 

 

 

 

 

72.2

11256

31.9

32787

0.0

85302

 

 

 

 

 

 

 

 

 

 

71.3

11515

31.3

33309

−0.5

86852

 

 

 

 

 

 

 

 

 

 

70.4

11776

30.7

33837

−1.1

88440

 

 

 

 

 

 

 

 

 

 

69.5

12040

30.2

34374

−1.7

90068

 

 

 

 

 

 

 

 

 

 

68.6

12306

29.6

34918

−2.2

91738

 

 

 

 

 

 

 

 

 

 

67.7

12575

29.1

35471

−2.8

93452

 

 

 

 

 

 

 

 

 

 

66.9

12847

28.6

36031

−3.4

95211

 

 

 

 

 

 

 

 

 

 

66.0

13122

28.0

36600

−4.0

97016

 

 

 

 

 

 

 

 

 

 

65.2

13400

27.5

37177

−4.6

98870

 

 

 

 

 

 

 

 

 

 

64.4

13681

26.9

37764

−5.2

100775

 

 

 

 

 

 

 

 

 

 

63.6

13964

26.4

38359

−5.7

102733

 

 

 

 

 

 

 

 

 

 

62.8

14251

25.8

38963

−6.3

104746

 

 

 

 

 

 

 

 

 

 

62.0

14540

25.3

39577

−6.9

106817

 

 

 

 

 

 

 

 

 

 

61.2

14833

24.8

40200

−7.5

108948

 

 

 

 

 

 

 

 

 

 

60.5

15129

24.2

40833

−8.2

111141

 

 

 

 

 

 

 

 

 

 

59.7

15428

23.7

41476

−8.8

113400

 

 

 

 

 

 

 

 

 

 

59.0

15730

23.2

42130

−9.4

115727

 

 

 

 

 

 

 

 

 

 

58.2

16036

22.6

42794

−10.0

118126

 

 

 

 

 

 

 

 

 

 

57.5

16345

22.1

43468

−10.6

120600

 

 

 

 

 

 

 

 

 

 

Page 39

XP17 SERIES

Image 39
Contents Table of Contents GeneralHeat Pumps Base with Elongated Legs Unit Dimensions −− Inches mmSide View Access View Model Number IdentificationControl BOX Typical Unit Parts ArrangementUsing Manifold Gauge Set Operating Service ValvesShipping and Packing List Reinstall Stem Cap Operating Angle Type Service ValveOperating Ball Type Service Valve To Access Service Port2CONNECT Manifold Gauge SET Recovering Refrigerant from Existing System1DISCONNECT Power Recovering RefrigerantUnit Placement Placement, Slab Mounting and Stabilizing Unit Detail a Outside Unit PlacementRemoving and Installing Panels Stabilizing Unit on Uneven SurfacesRoof Mounting Detail D Detail a Louvered Panel InstallationLouvered Panel Removal Detail CRefrigerant Line SET New or Replacement Line SetRefrigerant Line SET Alling Horizontal Runs Refrigerant Line SET From Vertical to HorizontalBrazing Connections 2CAP and Core Removal 1PIPING Panel Removal and Preparing Line SET7PREPARATION for Next Step Wrap Service ValvesFlow Nitrogen Braze Line SETFlushing Line Set and Indoor Coil Flushing Line Set and Indoor CoilEqualizer Line Installation Installing Indoor Expansion ValveIndoor Expansion Valve Installation Sensing Bulb InstallationLeak Test Leak Test Line Set and Indoor CoilS S S S Evacuating Line Set and Indoor Coil24VAC Transformer Size Circuit and Install Disconnect2INSTALL Thermostat Electrical3A. Route Control Wires Ting Route Control Wires Ting4ROUTE High Voltage and Ground Wires Typical XP17 Wiring Heat Pump Control AGE Heat Pump Control A175 Jumpers and TerminalsHeat Pump Control A175 Jumper and Terminal Descriptions Flat metal jumper Field Control WiringFurnace Control System Refrigerant Connections for Testing and ChargingServicing Units Delivered Void of Charge Unit Start−UpAirflowindoor Coil Cooling Mode Indoor Airflow CheckHeating Mode Indoor Airflow Check Adding or Removing RefrigerantSubcooling Charging Method Using HFC−410A Weigh In MethodAir Handler / Coil Match ups and Targeted Subcooling Values Psig Operating and Temperature PressuresDefrost System System OperationsUnit Sensors Resistor Location Sensor Temperature / Resistance RangeYES Defrost Calibration Sequence of OperationsS S Test Pin E33 FunctionsOr below Low Pressure S87 Switch OperationHigh Pressure Switch S4 Sequence of Operation Input Fault or Miswire Degrees Resistance Fahrenheit 136.3 2680 DS15 and DS13 Ault Lockout LED Codes System Status, Fault and Lockout LED CodesDS11 and DS14 ATUS, Fault Lockout LED Codes Resetting Fault and Lockout LED CodesModerate Device Alert Status225ºF 107ºC Lockout Vice removed or Clears after FAN Motor Control A177 OPERATION, Field Configuration and TestingTroubleshooting FAN Motor B4 Test ProcedureFan Motor Control Flash and Pause Durations Fan Motor Control Error/Fault LED CodesFan Motor Control Stage LED Indicator Codes Fan Motor Control RPM, LED Code and DC Voltage OutputDemand Begins TOP Grille or FAN Motor Mount Adjustment for FAN ClearanceTOP Grille Adjustment FAN Motor Position AdjustmentFAN Motor Control A177 PULSE−WIDTH Modulation PWM Testing for External Power to Fan Motor Control Finish StripStart TerminalSnow Guard Top Cover MaintenanceHomeowner SunSource Home Energy System START−UP Checks XP17 Start−Up and Performance ChecklistCooling Mode Heating Mode