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Carrier 38GVM Series, Руководство по обслуживанию, Страница: 55 / 70

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55

Steps

Procedure

Disconnect all wiring, remove screws retaining
control box to compressor partition and lift control
box out of unit.

Remove the screws retaining the reactor to the 
compressor partition and remove the reactor.

Reclaim all refrigerant charg in system.  
Cut all line connections to 4-way valve and
remove from unit.

12.Remove reactor

13.Remove 4-way valve

11.Remove control box assembly

Control Box Assembly

Reactor

4-Way Valve

Содержание 38GVM Series

Страница 1: ...ork gloves Use quenching cloth for brazing operations Have fire extinguisher available Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the...

Страница 2: ...ns 24 2 Tons 30 2 1 2 Tons 36 3 Tons 42 3 1 2 Tons Voltage 3 208 230 1 60 2 Number of Ports 2 Ports 3 Ports 4 Ports 5 Ports Use of the AHRI Certified TM Mark indicates a manufacturer s participation i...

Страница 3: ...ential applications For Commercial applications warranty is 1 year for parts and 5 years for compressor INDOOR UNITS A07892 Fig 1 Condensate Pump Accessory On high wall fan coils the condensate pump a...

Страница 4: ...4 8 Compressor Type Inverter Driven Rotary Model SNB130FGYMC TNB220FLHMC TNB306FPGMC Outdoor Fan CFM hi med lo 1530 1354 942 1942 1707 1413 2177 high 3237 high RPM hi med lo 830 670 500 690 600 500 82...

Страница 5: ...High Heating 1320 330 1300 341 1420 500 RPM CFM High Heating 1200 294 1170 277 1250 459 RPM CFM Medium Heating 1100 253 1050 253 1150 383 RPM CFM Low Heating 750 218 950 217 1050 324 Motor Watts 20 Bl...

Страница 6: ...r unit High Temperature Heating Standard 70_F 21 11_C db air entering indoor unit and 47_F 8 33_C db 43_F 6 11_C wb air entering outdoor unit 2 Ratings are based on 25 ft 7 62 m of interconnecting ref...

Страница 7: ...9k 33 3 846 10 7 272 7 1 180 22 0 10 12k 33 3 846 10 7 272 7 1 180 22 0 10 18k 37 0 940 11 7 297 7 9 201 29 0 13 Fig 2 Indoor Unit Dimensions DIMENSIONS OUTDOOR 35 4 899 32 1 815 23 5 596 14 4 378 12...

Страница 8: ...mm A12553 Fig 4 38GVM024 030 024 Weight lb kg Gross 146 66 2 Net 135 61 2 030 Weight lb kg Gross 148 67 1 Net 137 62 1 3 0 76 13 8 350 3 8 96 36 2 920 31 1 789 39 1 994 6 0 153 24 0 610 16 8 427 15 6...

Страница 9: ...15 43 4 1103 42 8 1087 7 5 191 24 8 631 17 3 440 15 8 401 14 3 362 4 8 121 Unit in mm A12555 Fig 6 38GVM042 Weight lb kg Gross 247 112 3 Net 225 102 3 CLEARANCES INDOOR 6 0 15m min 5 0 13m min 6 5 0 1...

Страница 10: ...um space in front of air outlet 20 508 minimum space above top of unit Unit in mm A112556 Fig 8 38GVM018 024 030 19 7 500 minimum space on air inlet side 24 0 610 minimum space on service valve side 7...

Страница 11: ...16 to 30 Cooling Ambient Operating Range F C 23 to 118 5 to 48 Heating Ambient Operating Range F C 5 to 81 15 to 27 86 F 61 F 118 F 118 F 23 F 23 F 61 F 86 F 5 F 81 F 81 F 5 F 40 50 60 70 80 90 100 1...

Страница 12: ...isconnect fuse or breakers respectively Per caution note only copper conductors with a minimum 300 volt rating and 2 64 inch thick insulation must be used Control Wiring A separate shielded copper con...

Страница 13: ...Terminal Blocks Power to Outdoor Unit Supply 208 230 1 60 Power Power to Indoor Unit Control to Indoor Unit Power to Indoor Unit Main Control from Outdoor Unit Power from Outdoor Unit Outdoor Unit Te...

Страница 14: ...14 WIRING DIAGRAMS A13093 Fig 12 38GVM 18k Wiring Diagram...

Страница 15: ...15 WIRING DIAGRAMS CONTINUED A13094 Fig 13 38GVM 24k Wiring Diagram...

Страница 16: ...16 WIRING DIAGRAMS CONTINUED A13095 Fig 14 38GVM 30k Wiring Diagram...

Страница 17: ...17 WIRING DIAGRAMS CONTINUED A13096 Fig 15 38GVM 36k Wiring Diagram...

Страница 18: ...18 WIRING DIAGRAMS CONTINUED A13097 Fig 16 38GVM 42k Wiring Diagram...

Страница 19: ...D2 B3 B2 A2 A3 A1 A unit electronic expansion valve B1 B unit electronic expansion valve C1 C unit electronic expansion valve D1 D unit electronic expansion valve A2 A unit gas pipe temperature sensor...

Страница 20: ...ger Four way Valve Capillary Stop Valve Compressor Oil Separator Gas Liquid Separator Heat Exchanger Heat Exchanger Heat Exchanger Heat Exchanger Heat Exchanger Heating Cooling Outdoor Uint Indoor Uin...

Страница 21: ...20 Manifold Deep Vacuum Method The deep vacuum method requires a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gage capable of accurately measuring this vacuum depth The deep vac...

Страница 22: ...ISPLAY Indicates the set fan speed AUTO is displayed when unit is running in AUTO mode 4 MODE DISPLAY Indicates the current operation mode AUTO COOL DRY FAN ONLY or HEAT 5 SLEEP DISPLAY Indicates unit...

Страница 23: ...he remote control to malfunction 2 If the remote is not going to be used for several weeks remove the batteries Otherwise battery leakage may damage the remote control 3 The average battery life under...

Страница 24: ...han 77_F 25_C S Fan speed will be set to AUTO S SWING will be on FUNCTIONS The remote control is the interface between the user and the high wall systems Commands are entered by the user to control th...

Страница 25: ...ing is displayed on the remote control OPER F C HOUR ON OFF Turbo Icon A09636 Displaying Setpoint or Room Temperatures on Front Panel The setpoint temperature or room temperature can be displayed on t...

Страница 26: ...cally at the set time The TIMER ON can be set while the unit is on or off To set the TIMER ON function perform the following 1 Push the TIMER ON button once 2 The clock indicator and time will not be...

Страница 27: ...ay on the front panel Press the light icon to turn the indoor unit front panel ON or OFF The remote control will display the Light Icon as shown below Light Icon A12435 Time Delay If the On Off button...

Страница 28: ...th a voltage tester WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death A large capacity electrolytic capacitor is used in the outdoor unit controll...

Страница 29: ...controller will delay the unit for 3 minutes before allowing the unit to start back up The circuit breaker has tripped or a fuse has blown Power failure Error codes displayed Voltage is too low After...

Страница 30: ...or malfunction Heat sink temperature sensor malfunction P7 Outdoor IPM over temperature protection IPM over temperature protection P8 Outdoor NA Open Contactor P9 Outdoor Current sensor malfunction Cu...

Страница 31: ...t B mode conflict 36 Unit C mode conflict 17 Unit A freeze protection 27 Unit B freeze protection 37 Unit C freeze protection 41 Unit D communication error 46 Unit D mode conflict 54 Unit E indoor pip...

Страница 32: ...rn operation 21 Complete unit frequency reduction protection 22 Complete unit frequency reduction protection 23 Unit A frequency restriction or frequency reduction protection 24 Unit B frequency restr...

Страница 33: ...valve malfunction 56 Unit B communication wire misconnection or expansion valve malfunction 57 Unit C communication wire misconnection or expansion valve malfunction 58 Unit D communication wire misc...

Страница 34: ...rge the system Test the resistance of the compressor windings Reconnect the compressor wiring according to the wiring diagram Is the resistance is normal Is the resistance is above 500M Replace the co...

Страница 35: ...art Start Verify that the power supply is correct Power supply is not correct l yes yes yes no no no Check if the outdoor reactor is broken or mis wired The reactor is broken or mis wired Replace the...

Страница 36: ...the unit and wait for 1min Check the capacitor voltage with a voltmeter on the DC scale Is the voltage above 100V DC yes yes yes no no no The detection circuit of the outdoor mainboard has malfunction...

Страница 37: ...ty or blocked Flow chart Start Is the outdoor ambient temperature above 125 F yes yes yes no no no The system is not designed to operate above 125 F this is normal system protection Is the indoor or o...

Страница 38: ...tion Check whether the temperature sensor to the resistance table is operating properly Replace the temperature sensor with the same model Replace the outdoor main board with the same model End Elimin...

Страница 39: ...es or longer no no no no no no yes yes yes yes yes yes Is the compressor connect correctly Eliminate the malfunction Reconnect the compressor according to the wiring diagram Is the refrigerant charge...

Страница 40: ...e the malfunction End Communication malfunction of some indoor units De energize and make sure all connections at both ends are correct and tight no no no Connected correctly Reconnect according to th...

Страница 41: ...signal and power wiring connections Connected correctly Reconnect according to the wiring diagram Connected correctly Reconnect according to the wiring diagram De energize check the wiring between th...

Страница 42: ...t Is the overload protector connected correctly yes yes Check the resistance across the overload protector Is it less than 1k ohms Is the electronic expansion valve connected correctly Replace the ove...

Страница 43: ...nate the malfunction Eliminate the malfunction Eliminate the malfunction Replace the compressor End no no no no no yes yes yes yes yes yes Replace the elctronic expansion valve The system starts then...

Страница 44: ...37 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78...

Страница 45: ...4 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117...

Страница 46: ...1 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2 72 9...

Страница 47: ...Procedure 1 Remove top cover and wiring cover Before disassembly Wiring Cover Top Panel 1 2 Remove screws retaining the top cover lift the top cover upward to remove it 3 Remove screws retaining the w...

Страница 48: ...the left and then remove the front panel 2 Remove front grille and front panel Remove the screws retaining the left side panel to the chassis then remove the left side panel Front panel 2 1 3 Remove r...

Страница 49: ...Remove control box assembly Control Box Remove the nut retaining the blade to the motor shaft then remove the fan blade Fan Blade 4 Remove the fan blade Fan Motor Support Remove the four 4 screws reta...

Страница 50: ...e sound shield from around the compressor Sound Shield Reclaim system refrigerant charge Cut all lines connected to 4 way valve disconnect solenoid coil wiring and remove 4 way valve from unit 4 Way V...

Страница 51: ...vlaves Cut all lines connecting the valves to the system and remove the valves Service Valve Support Assembly Remove the screws retaining the valve support to the chassis then remove the valve suppor...

Страница 52: ...ts from compressor mounting bolts then lift compressor from base pan Remove the condenser from the base pan 13 Remove condenser Compressor Remove the screws retaining the support and condenser assembl...

Страница 53: ...ring connection cover to the right side panel and remove cover 1 Remove wiring connection cover and conduit connection plate Before disassembly Remove the screws retaining the conduit connection plate...

Страница 54: ...de to the fan motor shaft and remove the fan blade Disconnect the fan motor wiring and remove the screws retaining the motor Remove the motor Remove the screws retaining the motor support to the base...

Страница 55: ...ox out of unit Remove the screws retaining the reactor to the compressor partition and remove the reactor Reclaim all refrigerant charg in system Cut all line connections to 4 way valve and remove fro...

Страница 56: ...ressor partition and remove the reciever from the unit Remove the screws retaining the compressor partition to the condenser tube sheet and the base pan Remove partition 15 Remove liquid receiver 16 R...

Страница 57: ...support to the base pan and remove the support Cut all lines to the electronic expansion valves and remove the valves from the service valve support 18 Remove service valve support 19 Remove electron...

Страница 58: ...3 screws connecting the top panel with the front panel and the right side plate and then remove the top panel Top panel Remove the 1 screw connecting the front sideplate and the panel and then remove...

Страница 59: ...grille Guard grille 5 Remove right side plate Remove the screws connecting the right side plate with the chassis the valve support and the electric box and then remove the right side plate assy Remov...

Страница 60: ...nal of reactor keep pressing the retainer when disconnecting other wiring terminals Remove the wire inside the wiring groove Remove the 2 screws retaining the control box assy and then lift the contro...

Страница 61: ...he service valve support 12 Remove Connection Pipe Sub assy Reclaim all refrigerant charge in system Cut all line connections to 4 way valve and remove from unit 10 Remove 4 way valve 11 Remove Servic...

Страница 62: ...g the left side plate and the chassis then remove the left side plat assy 15 Remove left side plate assy 13 Remove Gas liquid Separator Unsolder the spot weld of Gas liquid Separator and Remove the sc...

Страница 63: ...s retaining the condenser sub assy and chassis then lift the condenser s u b a s s y upwards to remove 18 Remove Compressor Mounting Plate Sub Assy Lift the Compressor Mounting Plate Sub Assy upwards...

Страница 64: ...3 Disassemble the panel on the right side Remove the fixed screws on the cover plate by using a screwdriver Remove the cover plate Remove the fixed screws on the front panel by using a screwdriver Re...

Страница 65: ...assemble the fan blades Remove the fixed screws on the grille by using a screwdriver Remove the grille Remove the fixed screws on the outer casing by using a screwdriver Remove the outer casing Remove...

Страница 66: ...ressor Disassembly and Assembly of Compressor Disconnect the pipeline connected with compressor Remark Make sure that there is no refrigerant in pipe system and the power supply is cut off before disa...

Страница 67: ...system Place the compressor on the bottom plate Tighten the nuts Remove the bolts retaining the compressor Remove the bad compressor from the bottom plate Steps Procedure Steps Procedure 1 Remove the...

Страница 68: ...way valve coil Reclaim all refrigerant charge in system Cut all line connections to 4 way valve and remove from unit Place the new 4 way valve in the right place Reweld the new 4 way valve with the pi...

Страница 69: ...n valve coil Disassembly and Assembly of Electronic Expansion Valve Cut all lines to the electronic expansion valves then remove Place the new electronic expansion valve in the right place Reconnect t...

Страница 70: ...Remove the bolt retaining the liquid separator Remove the liquid separator from the middle baffle Place the new liquid separator on the middle baffle Tighten the bolt and reconnect the new liquid sep...

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