Related Manuals for Lennox HS24-141
Summary of Contents for Lennox HS24-141
- Page 1 UNIT HS24 SERVICE INFORMATION HS24 SERIES UNITS SPECIFICATIONS Model No. HS24 141 HS24 211 HS24 261 HS24 311 ...
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Page 2: Compressor Contactor K1
SPECIFICATIONS (continued) HS24 411 HS24 461 HS24 511 HS24 651 Model No. HS24 413 HS24 463 HS24 513 HS24 653 I - UNIT INFORMATION HS24 UNIT CONTROL BOX ALL THREE PHASE UNITS TRANSFORMER(T5) J" VOLTAGE UNITS ONLY CAPACITOR (C1) COMPRESSOR CONTACTOR (K1) II - UNIT COMPONENTS... -
Page 3: Table Of Contents
1 - Compressor Contactor K1 5 - Potential (Start) Relay K31 6 - Fan Capacitor C1 2 - Dual Capacitor C12 TABLE 3 HS24 FAN CAPACITOR RATING (C1) Unit TABLE 1 HS24 (C12) DUAL CAPACITOR RATING Unit Terminal B - Compressor TABLE 4 HS24 COMPRESSOR SPECIFICATIONS Unit... - Page 4 1 - Rotary Compressor (-141 Units Only) ROTARY COMPRESSOR OPERATION HS24-141 ROTARY COMPRES COMPLETION BEGINNING OF INTAKE COMPRESSION OF INTAKE COMPRESSION CONTINUES CONTINUES COMPRESSED INTAKE COMPRESSION INTAKE VAPOR CONTINUES CONTINUES CONTINUES DISCHARGED FIGURE 5 a - Suction Muffler ( 141 Units Only)
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Page 5: Table 5
4 - Crankcase Heater 5 - Compressor Cover (Figure 7) CONDENSER FAN MOTOR AND COMPRESSOR ACCESS (MOTOR UP" UNITS) COMPRESSOR COVER MOTOR FAN GUARD COVER Remove (6) SLIT FOR screws WIRING SUCTION LINE VELCROt STRAPS RACEWAY REMOVE (6) SCREWS SECURING FAN GUARD. COMPRESSOR Screws REMOVE FAN GUARD/FAN... - Page 6 B - Service Valves 1 - Liquid Line Service Valve CAUTION The service port cap is used to seal the liquid line service valve. Access to service port requires back seating the service valve to isolate the service port from the system. Failure to do so will cause refriger ant leakage.
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Page 7: Table 6
TABLE 6 3/8" LIQUID LINE SERVICE VALVE TORQUE SPECS* Seating Torque Service Port Stem Cap Manufacturer Front Seat Cap Torque Torque PRIMORE 9 12 lbs./ft. 3 5 lbs./ft. 20 24 lbs./ft. (Brazed Body) PARKER 7 11 lbs./ft. 8 10 lbs./ft. 18 22 lbs./ft. - Page 8 IV - CHARGING IMPORTANT A temperature vacuum gauge, mercury vacuum (U-tube), or thermocouple gauge should be used. The usual Bourdon tube gauges are not accurate enough in the vacuum range. IMPORTANT TABLE 8 LIQUID LINE Ounce per 5 foot (ml per mm) adjust from 25 foot (7620 mm) line set* SET DIAMETER The compressor should never be used to evacu...
- Page 9 Used prudently, table 11 could serve as a use ful service guide. TABLE 11 NORMAL OPERATING PRESSURES HS24-141 HS24-211 HS24-261 HS24-311 HS24-411/413 HS24-461/463...
- Page 10 2 - RFCII Systems D - Oil Charge V - Maintenance ° ° ° A - Outdoor Unit IMPORTANT The following procedure requires accurate read ings of ambient (outdoor) temperature, liquid tem perature and liquid pressure for proper charging. Use a thermometer with accuracy of +2 °F and a pressure gauge with accuracy of +5 PSIG.
- Page 11 XII–WIRING DIAGRAMS AND SEQUENCE OF OPERATION SINGLE PHASE OPERATING SEQUENCE THERMOSTAT OPERATING SEQUENCE A-HS24 (P Voltage) Operation Sequence NOTE-The thermostat used may be electromechani cal or electronic. Cooling No Start Components: End of Cooling Demand: Cooling With Start Components:...
- Page 12 THREE PHASE OPERATING SEQUENCE S1 THERMOSTAT OPERATING SEQUENCE B-HS24 (Y, G and J Voltage) Operation Sequence NOTE-The thermostat used may be electromechani cal or electronic. Cooling: End of Cooling Demand:...