Lennox HS29-012 Unit Information Download Page 20 | Manualshive

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Page 20

SERVICE NOTES

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Summary of Contents for HS29-012

Page 1: ...ssure proper compressor lubrica tion at all times The heater is temperature actuated and operates only when required HS29 024 3 and HS29 030 through 060 units utilize a scroll compressor The scroll op...

Page 2: ...iquid line connection SPECIFICATIONS contd Model No HS29 411 HS29 413 HS29 461 HS29 463 HS29 511 HS29 513 HS29 651 HS29 653 HS29 681 HS29 683 Net face area sq ft m2 Outer coil 15 11 1 40 15 11 1 40 15...

Page 3: ...16 7 9 2 Fins per inch m 22 866 18 748 18 748 Diameter in mm no of blades 18 457 4 18 457 4 18 457 4 18 457 4 Condenser Motor hp W 1 6 124 1 6 124 1 3 249 1 3 249 Condenser Fan Cfm L s 2520 1190 2610...

Page 4: ...ECTRICAL DATA Model No HS29 012 HS29 018 HS29 024 2 HS29 024 3 HS29 030 HS29 036 Line voltage data 60 hz 208 230v 1ph 208 230v 1ph 208 230v 1ph 208 230v 1ph 208 230v 1ph 208 230 v 1ph 208 230v 3ph 460...

Page 5: ...r for ratings 3 Transformer T5 Transformer T5 is used on all J voltage units T5 is used as a step down transformer for the outdoor fan motor The trans former is located inside the unit control box see...

Page 6: ...C1 HS29 THREE PHASE UNIT CONTROL BOX TRANSFORMER T5 J VOLT AGE UNITS ONLY GROUNDING LUG COMPRESSOR CONTACTOR K1 HS29 SINGLE PHASE UNIT CONTROL BOX WITH SCROLL COMPRESSOR FIGURE 2 DUAL CAPACITOR C12 CO...

Page 7: ...s NOTE Compressor noise level may be significantly higher when phasing is incorrect and the unit will not provide cool ing when compressor is operating backwards Continued backward operation will caus...

Page 8: ...15 21 35 35 11 5 16 7 9 5 8 15 9 HS29 261 L10 15 21 50 50 15 L15 31 20 20 6 HS29 311 L15 31 30 30 9 5 16 7 9 3 4 19 HS29 311 L15 31 40 40 12 5 16 7 9 3 4 19 L15 31 50 50 15 L10 15 41 20 20 6 HS29 410...

Page 9: ...ce stem cap tighten firmly Tighten finger tight then tighten an additional 1 6 turn Do not attempt to backseat the service valves past the retaining ring Attempts to backseat the service valves past t...

Page 10: ...E VALVE OPEN SCHRADER VALVE SERVICE PORT SERVICE PORT CAP INSERT HEX WRENCH HERE STEM CAP SCHRADER VALVE OPEN TO LINE SET WHEN VALVE IS CLOSED FRONT SEATED SERVICE PORT SERVICE PORT CAP RETAINING RING...

Page 11: ...ze with nitrogen to 150 psig 4 Release nitrogen pressure from the system correct any leaks and recheck CAUTION When using dry nitrogen a pressure reducing regulator must be used to prevent excessive p...

Page 12: ...correct temperature to be read 6 When unit is properly charged liquid line pressures should approximate those in table 6 TABLE 4 HS29 MODEL NO Approach Temperature Liquid Line Outdoor Ambient F C 141...

Page 13: ...7 10 5 6 85 29 8 4 5 12 6 7 10 5 6 13 7 2 8 4 5 11 6 1 8 4 5 90 32 7 3 9 11 6 1 9 5 12 6 7 7 3 9 10 5 6 7 3 9 95 35 6 3 3 9 5 8 4 5 11 6 1 6 3 3 9 5 7 3 9 100 38 4 2 2 8 4 5 7 3 9 10 5 6 5 2 8 8 4 5...

Page 14: ...246 72 257 71 261 74 253 75 249 74 249 80 105 40 6 TXV 254 84 269 82 271 279 76 80 276 74 296 72 291 75 291 76 286 75 285 82 These are typical pressures only Indoor evaporator match up indoor air quan...

Page 15: ...VAC to the thermostat and outdoor unit controls COOLING 2Cooling demand initiates at Y1 in the thermostat 324VAC from indoor unit energizes compressor contactor K1 4K1 1 N O closes energizing terminal...

Page 16: ...al C of compressor B1 and outdoor fan motor B4 5Outdoor fan motor B4 begins immediate operation 6Compressor B1 begins start up Hard start contactor K31 remains closed during start up and start capacit...

Page 17: ...y be electromechanical or electronic NOTE Transformer in indoor unit supplies power 24 VAC to the thermostat and outdoor unit controls COOLING 2Cooling demand initiates at Y1 in the thermostat 324VAC...

Page 18: ...it controls COOLING 2Cooling demand initiates at Y1 in the thermostat 324VAC from indoor unit energizes compressor contactor K1 4K1 1 N O closes energizing terminal C of compressor B1 and outdoor fan...

Page 19: ...ssor contactor K1 4K1 1 N O closes energizing terminal C of compressor B1 and outdoor fan motor B4 5Outdoor fan motor B4 begins immediate operation 6Compressor B1 begins operation END OF COOLING DEMAN...

Page 20: ...Page 20 SERVICE NOTES...

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