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Lennox XP14-018-230-01, Инструкции по установке и обслуживанию

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Lennox XP14-018-230-01 Скачать руководство пользователя страница 44

Page 44

Figure 23. Typical Unit Wiring Diagram (XP14-XXX-230-08 and later)

Содержание XP14-018-230-01

Страница 1: ...nt 8 Operating Gauge Set and Service Valves 10 Recovering Refrigerant from System 12 Unit Placement 13 Removing and Installing Panels 15 New or Replacement Line Set 17 Brazing Connections 19 Flushing Line Set and Indoor Coil 22 Installing Indoor Metering Device 23 Leak Test Line Set and Indoor Coil 24 Evacuating Line Set and Indoor Coil 25 Electrical 26 Servicing Units Void of Charge 27 Unit Start...

Страница 2: ...r filter drier resulting in less refrigerant charge required Verify factory charge from unit nameplate Model Number Unit Outdoor Fan Sound Rating Number dB 1 Factory Refrigerant Charge2 Number of Blades Diameter inches XP14 024 230 01 03 06 07 71 8 lbs 0 oz 3 18 XP14 024 230 08 71 6 lbs 4 oz 3 18 XP14 024 230 09 71 6 lbs 4 oz or 5 lbs 14 oz 3 3 18 1 Tested according to AHRI Standard 270 2008 test ...

Страница 3: ...ter drier resulting in less refrigerant charge required Verify factory charge from unit nameplate Model Number Unit Outdoor Fan Sound Rating Number dB 1 Factory Refrigerant Charge2 Number of Blades Diameter inches XP14 048 230 01 73 12 lbs 10 oz 4 26 XP14 048 230 08 73 10 lbs 7 oz 3 26 XP14 048 230 09 73 10 lbs 7 oz or 10 lbs 1 oz 3 3 26 1 Tested according to AHRI Standard 270 2008 test conditions...

Страница 4: ... 1 1 1 87 XP14 018 230 09 1 0 20 12 3 8 96 48 0 1 6 825 1 1 1 87 2 0 20 12 3 9 00 48 0 1 6 825 1 1 1 87 3 0 20 12 2 9 00 48 0 1 6 825 1 0 1 87 208 230V 60 Hz 1 Ph Model Number Label Rev Unit Compressor Condenser Fan Maximum Over current Protection amps 1 Minimum Circuity Ampacity2 Rated Load Amps RLA Locked Rotor Amps LRA Motor HP Nominal RPM Full Load Amps FLA Locked Rotor Amps LRA XP14 024 230 0...

Страница 5: ... 230V 60 Hz 1 Ph Model Number Label Rev Unit Compressor Condenser Fan Maximum Over current Protection amps 1 Minimum Circuity Ampacity2 Rated Load Amps RLA Locked Rotor Amps LRA Motor HP Nominal RPM Full Load Amps FLA Locked Rotor Amps LRA XP14 036 230 01 1 0 2 0 3 0 30 19 4 14 1 77 0 1 3 825 1 8 2 9 XP14 036 230 02 1 0 30 19 4 14 1 77 0 1 3 825 1 8 2 9 XP14 036 230 08 1 0 30 19 4 14 1 77 0 1 3 82...

Страница 6: ... 0 21 76 117 0 1 3 825 1 8 2 1 208 230V 60 Hz 1 Ph Model Number Label Rev Unit Compressor Condenser Fan Maximum Over current Protection amps 1 Minimum Circuity Ampacity2 Rated Load Amps RLA Locked Rotor Amps LRA Motor HP Nominal RPM Full Load Amps FLA Locked Rotor Amps LRA XP14 060 230 01 1 0 2 0 60 34 8 26 41 134 0 1 3 825 1 8 2 1 XP14 060 230 03 1 0 60 34 8 26 41 134 0 1 3 825 1 8 2 1 XP14 060 2...

Страница 7: ... XP14 048 230 39 991 XP14 060 230 45 1143 Table 2 XP14 XXX 230 08 09 Model Number A B C XP14 018 230 39 991 30 1 2 775 35 889 XP14 024 230 39 991 XP14 030 230 39 991 XP14 036 230 35 889 XP14 042 230 39 991 35 1 2 902 39 1 2 1003 XP14 048 230 39 991 XP14 060 230 45 1143 16 7 8 429 30 3 4 781 26 7 8 683 3 3 4 95 8 3 4 222 3 1 8 79 XP14 042 TO 060 BASE WITH ELONGATED LEGS LARGE 4 5 8 117 13 7 8 352 K...

Страница 8: ...OMPONENTS COMPRESSOR B1 LOW PRESSURE SWITCH S87 DEFROST CONTROL A108 CHECK EXPANSION VALVE CRANKCASE HEATER THERMOSTAT S40 036 042 048 AND 060 UNITS ONLY CRANKCASE HEATER 036 042 048 AND 060 UNITS ONLY REVERSING VALVE SOLENOID TRUE SUCTION PORT MUFFLER VAPOR LINE SERVICE VALVE 5 TON UNIT EXAMPLED HERE CHECK EXPANSION VALVE SENSING BULB COMPRESSOR HARNESS CONNECTION COIL TEMPERATURE SENSOR RT21 6TH...

Страница 9: ...OW PRESSURE SWITCH S87 DEFROST CONTROL CMC1 DEFROST THERMOSTAT S6 CHECK EXPANSION VALVE CRANKCASE HEATER THERMOSTAT S40 036 042 048 AND 060 UNITS ONLY CRANKCASE HEATER 036 042 048 AND 060 UNITS ONLY REVERSING VALVE SOLENOID TRUE SUCTION PORT MUFFLER VAPOR LINE SERVICE VALVE 5 TON UNIT EXAMPLED HERE ONLY ON UNITS USING EXTERNAL SWITCH SWITCH COVER THERMAL PROTECTION SWITCH S173 FIELD CONNECTION FOR...

Страница 10: ...ng shipping and handling Using an Allen wrench rated at less than 50Rc risks rounding or breaking off the wrench or stripping the valve stem recess See the Lennox Service and Application Notes C 08 1 for further details and information IMPORTANT To prevent stripping of the various caps used the appropriately sized wrench should be used and fitted snugly over the cap before tightening Table 3 Torqu...

Страница 11: ... 7 8 9 10 11 12 1 12 TURN To Access Service Port A service port cap protects the service port core from contamination and serves as the primary leak seal 1 Remove service port cap with an appropriately sized wrench 2 Connect gauge set to service port 3 When testing is completed replace service port cap and tighten as follows With torque wrench Finger tighten and torque cap per table 3 Without torq...

Страница 12: ...atio meets a certain value or when the suction pressure is as high as 20 psig Compressor suction pressures should never be allowed to go into a vacuum Prolonged operation at low suction pressures will result in overheating of the scrolls and permanent damage to the scroll tips drive bearings and internal seals Once the compressor can not pump down to a lower pressure due to one of the above system...

Страница 13: ...wing when positioning the unit Some localities are adopting sound ordinances based on the unit s sound level registered from the adjacent property not from the installation property Install the unit as far as possible from the property line When possible do not install the unit directly outside a window Glass has a very high level of sound transmission For proper placement of unit in relation to a...

Страница 14: ...2 degrees or two inches per five feet 50 mm per 1 5 m away from building structure MOUNTING SLAB BUILDING STRUCTURE GROUND LEVEL Outside Unit Placement Slab Mounting at Ground Level SAME FASTENERS AS SLAB SIDE MOUNTING IMPORTANT To help stabilize an outdoor unit some installations may require strapping the unit to the pad using brackets and anchors commonly available in the marketplace DETAIL A DE...

Страница 15: ...he unit in the direction of prevailing winds NOTICE Roof Damage This system contains both refrigerant and oil Some rubber roofing material may absorb oil and cause the rubber to swell when it comes into contact with oil The rubber will then bubble and could cause leaks Protect the roof surface to avoid exposure to refrigerant and oil during service and installation Failure to follow this notice co...

Страница 16: ... then upward into the top slot of the hinge corner post 2 Rotate panel to vertical to fully engage all tabs 3 Holding the panel s hinged side firmly in place close the right handside of the panel aligning the screw holes 4 When panel is correctly positioned and aligned insert the screws and tighten DETAIL A DETAIL B ROTATE IN THIS DIRECTION THEN DOWN TO REMOVE PANEL SCREW HOLES LIP IMPORTANT DO NO...

Страница 17: ... line sizes as listed in table 4 Table 4 Refrigerant Line Set Inches mm Model Valve Field Connections Recommended Line Set Liquid Line Vapor Line Liquid Line Vapor Line L15 Line Sets 018 024 030 3 8 in 10 mm 3 4 in 19 mm 3 8 in 10 mm 3 4 in 19 mm L15 41 15 ft 50 ft 4 6 m 15 m 036 042 048 3 8 in 10 mm 7 8 in 22 mm 3 8 in 10 mm 7 8 in 22 mm L15 65 15 ft 50 ft 4 6 m 15 m 060 3 8 in 10 mm 7 8 in 22 mm...

Страница 18: ...TER AT 8 FEET 2 43 METERS INTERVALS THEN STRAP THE LIQUID LINE TO THE VAPOR LINE FLOOR JOIST OR ROOF RAFTER REFRIGERANT LINE SET INSTALLING HORIZONTAL RUNS NOTE Similar installation practices should be used if line set is to be installed on exterior of outside wall PVC PIPE FIBERGLASS INSULATION CAULK OUTSIDE WALL VAPOR LINE WRAPPED WITH ARMAFLEX LIQUID LINE OUTSIDE WALL LIQUID LINE VAPOR LINE WOO...

Страница 19: ...Perform operations only in well ventilated areas Wear gloves and protective goggles or face shield to protect against burns Wash hands with soap and water after handling brazing alloys and flux IMPORTANT Connect gauge set low pressure side to vapor line service valve and repeat procedure starting at paragraph 4 for brazing the liquid line to service port valve IMPORTANT Allow braze joint to cool b...

Страница 20: ... SERVICE VALVE Flow regulated nitrogen at 1 to 2 psig through the low side refrigeration gauge set into the liquid line service port valve and out of the suction vapor line service port valve CUT AND DEBUR CAP AND CORE REMOVAL Cut ends of the refrigerant lines square free from nicks or dents and debur the ends The pipe must remain round Do not crimp end of the line Remove service cap and core from...

Страница 21: ...nstructions for the next step in preparing the unit WHEN BRAZING LINE SET TO SERVICE VALVES POINT FLAME AWAY FROM SERVICE VALVE PREPARATION FOR NEXT STEP 7 WARNING 1 FIRE PERSONAL INJURY OR PROPERTY DAMAGE will result if you do not wrap a water saturatedcloth around both liquid and suction line service valve bodies and copper tube stub while brazing in the line set The braze when complete must be ...

Страница 22: ...quid line to the indoor unit s liquid line orifice housing LOW HIGH EXISTING INDOOR UNIT GAUGE MANIFOLD INVERTED HCFC 22 CYLINDER CONTAINS CLEAN HCFC 22 TO BE USED FOR FLUSHING LIQUID LINE SERVICE VALVE INLET DISCHARGE TANK RETURN CLOSED OPENED RECOVERY CYLINDER RECOVERY MACHINE NEW OUTDOOR UNIT VAPOR LINE SERVICE VALVE VAPOR LIQUID 1 A Inverted HCFC 22 cylinder with clean refrigerant to the vapor...

Страница 23: ...quid line to the indoor unit s distributor assembly B Install one of the provided Teflon rings around the stubbed end of the expansion valve and lightly lubricate the connector threads and expose surface of the Teflon ring with refrigerant oil C Attach the stubbed end of the expansion valve to the liquid line orifice housing Finger tighten and use an appropriatelysized wrench to turn an additional...

Страница 24: ...of HFC 410A refrigerant to the center port of the manifold gauge set Open the valve on the HFC 410A cylinder vapor only B Open the high pressure side of the manifold to allow HFC 410A into the line set and indoor unit Weigh in a trace amount of HFC 410A A trace amount is a maximum of two ounces 57 g refrigerant or three pounds 31 kPa pressure Close the valve on the HFC 410A cylinder and the valve ...

Страница 25: ...and indoor unit until the absolute pressure does not rise above 500 microns 29 9 inches of mercury within a 20 minute period after shutting off the vacuum pump and closing the manifold gauge valves F When the absolute pressure requirement above has been met disconnect the manifold hose from the vacuum pump and connect it to an upright cylinder of HFC 410A refrigerant Open the manifold gauge valve ...

Страница 26: ...ol power 24VAC 40 VA minimum Refer to the unit nameplate for minimum circuit ampacity and maximum fuse or circuit breaker HACR per NEC Install power wiring and properly sized disconnect switch NOTE Units are approved for use only with copper conductors Ground unit at disconnect switch or to an earth ground SIZE CIRCUIT AND INSTALL DISCONNECT SWITCH 1 NOTE 24VAC Class II circuit connections are mad...

Страница 27: ...sconnect switch The voltage must be within the range listed on the unit s nameplate If not do not start the equipment until you have consulted with the power company and the voltage condition has been corrected 6 Set the thermostat for a cooling demand Turn on power to the indoor indoor unit and close the outdoor unit disconnect switch to start the unit 7 Recheck voltage while the unit is running ...

Страница 28: ...perature of air entering indoor coil ºF INDOOR COIL DRY BULB DRY BULB WET BULB B TDrop 19º A Dry bulb Wet bulb ºF A 72º B 64º C 53º air flow air flow All temperatures are expressed in ºF 1 Determine the desired DT Measure entering air temperature using dry bulb A and wet bulb B DT is the intersecting value of A and B in the table see triangle 2 Find temperature drop across coil Measure the coil s ...

Страница 29: ...bles The reference tables are a general guide Expect minor pressure variations Significant differences may mean improper charge or other system problem 5 Set thermostat for heat cool demand depending on mode being used Using cooling mode When the outdoor ambient temperature is 60 F 15 C and above Target subcooling values in table below are based on 70 to 80 F 21 27 C indoor return air temperature ...

Страница 30: ...1 0 CBX40UHV 036 13 6 0 3 CH33 62D 10 7 1 14 CH33 36C 16 8 0 4 CBX40UHV 042 048 11 8 2 5 CH33 60D 11 8 0 0 CR33 30 36A B C 25 7 0 2 CH33 50 60C 11 8 2 5 CR33 50 60C 35 5 0 0 CX34 25A B 16 8 0 14 CH33 44B 13 6 1 7 CR33 60D 37 6 0 0 CX34 31A B 15 8 1 3 CH33 48B 13 6 1 8 CX34 62C 62D 10 7 1 7 CX34 36A B C 16 8 1 8 CR33 50 60C 25 4 1 15 CX34 49D 11 8 0 14 CX34 38A B S N 6007 and after 11 11 2 2 CR33 4...

Страница 31: ...2 93 313 97 348 97 315 88 316 88 30 1 278 84 299 80 302 74 298 83 336 74 296 72 308 70 20 7 273 66 283 66 280 53 284 66 322 64 286 64 300 61 Cooling 65 18 226 140 233 137 238 138 220 138 223 125 231 136 243 136 70 21 244 141 252 138 263 139 236 140 241 130 248 139 263 137 75 24 263 142 271 140 279 139 256 141 261 134 271 140 282 138 80 27 283 143 292 141 299 140 276 142 282 138 291 142 306 139 85 ...

Страница 32: ...048 11 4 0 1 CBX40UHV 060 20 8 1 0 CH33 25A 20 10 1 1 CBX40UHV 036 18 3 0 5 CH23 68 24 6 2 8 CH33 25B 19 8 1 2 CH33 43B 14 8 2 1 CH33 50 60C 17 6 1 5 CH33 31A 15 11 1 15 CH33 43C 26 9 2 10 CH33 60D 18 6 0 13 CH33 36C 10 12 0 0 CH33 44 48B 24 8 2 3 CH33 62D 13 7 3 6 CH33 36A 20 10 1 1 CH33 48C 26 9 2 10 CR33 50 60 19 6 1 1 CR33 30 036 17 4 0 14 CH33 49C 15 8 2 12 CR33 60 19 6 1 1 CX34 25 15 9 0 15 ...

Страница 33: ... 268 288 311 334 359 385 412 441 471 042 293 335 368 394 411 215 234 254 275 298 321 346 371 398 426 455 048 282 299 316 334 353 219 237 256 277 298 321 344 369 395 422 450 060 266 285 309 337 369 222 241 262 283 306 330 354 380 406 434 463 Temperature of the air entering the outside coil Table 9 HFC 410A Temperature F Pressure Psig F Psig F Psig F Psig F Psig F Psig F Psig F Psig F Psig 32 100 8 ...

Страница 34: ... of two LEDs on the defrost board DS1 Red and DS2 Green indicate diagnostics conditions that are described in table 13 DELAY MODE The defrost board has a field selectable function to reduce occasional sounds that may occur while the unit is cycling in and out of the defrost mode When a jumper is installed on the DELAY pins the compressor will be cycled off for 30 seconds going in and out of the de...

Страница 35: ...he Y1 circuit is energized and the coil temperature is below 35 F 2 C the board logs the compressor run time If the board is not calibrated a defrost cycle will be initiated after 30 minutes of heating mode compressor run time The control will attempt to self calibrate after this and all other defrost cycle s Calibration success depends on stable system temperatures during the 20 minute calibratio...

Страница 36: ... three basic operational modes normal calibration and defrost Normal Mode The demand defrost board monitors the O line to determine the system operating mode heat cool outdoor ambient temperature coil temperature outdoor coil and compressor run time to determine when a defrost cycle is required Calibration Mode The board is considered uncalibrated when power is applied to the board after cool mode...

Страница 37: ...0 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 ...

Страница 38: ... less than two seconds Clears any short cycle lockout and five strike fault lockout function if applicable No other functions will be executed and unit will continue in the mode it was operating Place a jumper on TEST pins for more than two seconds Clears any short cycle lockout and five strike fault lockout function if applicable If in HEATING Mode If in DEFROST Mode No further test mode operatio...

Страница 39: ...wer to board If code does not clear replace board FAULT and LOCKOUT CODES Each fault adds 1 strike to that code s counter 5 strikes per code LOCKOUT OFF SLOW Flash Low Pressure Fault 1 Restricted air flow over indoor or outdoor coil 2 Improper refrigerant charge in system 3 Improper metering device installed or incorrect operation of metering device 4 Incorrect or improper sensor location or conne...

Страница 40: ...ses energizing HR1 The thermostat will open de energizing HR1 once liquid line temperature reaches 70 F Defrost Thermostat S6 The defrost thermostat is located on the liquid line between the check expansion valve and the distributor When defrost thermostat senses 42 F 5 5 C or cooler the thermostat contacts close and send a signal to the defrost control to start the defrost timing It also terminat...

Страница 41: ... defrost will terminate and the test option will not function again until the jumper is removed and re applied Pressure Switch Circuit The defrost control incorporates two pressure switch circuits The high pressure switch S4 is factory connected to the defrost control s HI PS terminals see figure 21 The defrost control also includes a low pressure or loss of charge pressure switch S87 Switches are...

Страница 42: ...tain high levels of corrosive chemicals such as salts Outdoor Coil The outdoor coil may be flushed with a water hose Outdoor Coil Sea Coast Moist air in ocean locations can carry salt which is corrosive to most metal Units that are located near the ocean require frequent inspections and maintenance These inspections will determine the necessary need to wash the unit including the outdoor coil Cons...

Страница 43: ...Page 43 XP14 SERIES Unit Wiring Diagram and Sequence of Operations Figure 22 XP14 Unit Wiring Diagram XP14 XXX 230 01 through 07 ...

Страница 44: ...Page 44 Figure 23 Typical Unit Wiring Diagram XP14 XXX 230 08 and later ...

Страница 45: ...Page 45 XP14 SERIES Figure 24 Typical Factory Wiring Copeland Compressor XP14 XXX 230 08 and later ...

Страница 46: ...Page 46 Figure 25 Typical Factory Wiring Interlink Compressor XP14 XXX 230 08 and later ...

Страница 47: ...ill also put 24VAC on the W1 auxiliary heat line The unit will stay in this mode until either the coil sensor temperature is above the selected termination temperature the defrost time of 14 minutes has been completed or the room thermostat demand cycle has been satisfied If the temperature select shunt is not installed the default termination temperature will be 90 F If the room thermostat demand...

Страница 48: ... Air Handler Subcool Additional Charge HP Size Indoor Coil or Air Handler Subcool Additional Charge HP Size Indoor Coil or Air Handler Subcool Additional Charge Heat 5ºF Cool 1ºF Heat 5ºF Cool 1ºF Heat 5ºF Cool 1ºF lbs oz lbs oz lbs oz CBX25UH 018 CBX25UHV 018 13 3 0 0 CH33 36B 6 3 0 0 CH33 49C 16 6 1 6 018 CBX27UH 018 8 9 1 2 030 CH33 36C 10 11 1 5 CH33 50 60C 10 9 3 4 CBX27UH 024 8 9 1 2 CH33 42...

Страница 49: ...door Coil or Air Handler Subcool Additional Charge HP Size Indoor Coil or Air Handler Subcool Additional Charge Heat 5ºF Cool 1ºF Heat 5ºF Cool 1ºF Heat 5ºF Cool 1ºF lbs oz lbs oz lbs oz CBX25UH 018 CBX25UHV 018 13 3 0 0 CH33 36B 6 3 0 0 CH33 49C 16 6 1 6 CBX25UH 024 15 5 0 7 030 CH33 36C 10 11 1 5 CH33 50 60C 10 9 3 4 018 CBX27UH 018 8 9 1 2 CH33 42B 16 18 2 6 042 CH33 60D 12 8 0 9 CBX27UH 024 8 ...

Страница 50: ...ool 1ºF lbs oz lbs oz lbs oz 018 CBX25UH 018 CBX25UHV 018 13 3 0 0 030 CH33 36C 10 11 1 5 042 CH33 50 60C 10 9 3 4 CBX25UH 024 15 5 0 7 CH33 42B 16 18 2 6 CH33 60D 12 8 0 9 CBX27UH 018 024 8 9 1 2 CH33 43C 4 9 1 12 CH33 62D 19 7 1 7 CBX32MV 018 024 9 4 0 3 CR33 30 36 22 5 1 0 CR33 50 60 29 5 0 4 CBA27UHE 018 024 12 10 1 2 C37 CX38 C33 CX34 31 17 15 2 10 CR33 60D 29 5 0 4 CH33 25A 10 6 0 9 C37 CX38...

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