Carrier 30GX Installation, Operation And Maintenance Instructions Manual pdf 34 page image
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Carrier 30GX Installation, Operation And Maintenance Instructions

Also see for 30GX Series: Installation, operation and maintenance instructionsInstallation, operation and maintenance instructions

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. SAFETY CONSIDERATIONS
  4. HARDWARE DESCRIPTION
  5. The user interface
  6. Electronic expansion valve EXV
  7. Thermistors
  8. Evaporator heater contactor control
  9. Condenser water valve control contacts
  10. SETTING UP PRO-DIALOG PLUS CONTROL
  11. Displaying/modifying a menu item
  12. Description of the INFORMATION menu
  13. Description of the TEMPERATURES menu
  14. SETPOINT menu
  15. Description of the INPUT menu
  16. Description of the OUTPUT/TEST menu
  17. Description of the CONFIGURATION menu
  18. Description of the ALARMS menu
  19. Description of the ALARMS HISTORY menu
  20. Summary interface
  21. PRO-DIALOG PLUS CONTROL OPERATION
  22. Capacity control
  23. Motor cooling valve control
  24. Balancing running times between master and slave
  25. DIAGNOSTICS - TROUBLESHOOTING
Carrier 30GX Installation, Operation And Maintenance Instructions Manual pdf 34 page image
34Alarm Description Why was this alarm Action taken Reset type Probable causecode generated? by the controlRT y 2  2—  D2™ 2eI y 2 2   —2bIU4€— g 2eI2  w— — y 2.—.2™ .  22 2 2  —  22——E 2— 2˜2 22 2  2@2 ˜ ™—  ARU y 2  2—  D2™ 2eP h  g 2eP2  w— — h —  22—RV y 2  2—  D2™ 2fI h  g 2fI2  w— — h —  22—RW y 2  2—  D2™ 2fP h  g 2fP2  w— — h —  22—SH €E—2 2 D2™ 2eI y 2 22 2  ™  0 g 2eI2™—  w— — v2 2.D2 2 D2 2  2™—22 2  2.— —  2—  ™2—   ˜ ™—  2™0™SI €E—2 2 D2™ 2eP y 2 22 2  ™  0 g 2eP2™—  w— — h ™—22 2  2.— — ˜ ™—  2™0™SP €E—2 2 D2™ 2fI y 2 22 2  ™  0 g 2fI2™—  w— — h ™—22 2  2.— — ˜ ™—  2™0™SQ €E—2 2 D2™ 2fP y 2 22 2  ™  0 g 2fP2™—  w— — h ™—22 2  2.— — ˜ ™—  2™0™SR y 2.2™ ™ 2e2 y 2.2™ 2™ —™2 g ™ 2e2 2 w— — y 2.2™2™ .D2 28 —  0  2—    ™  SS y 2.2™ ™ 2f2 y 2.2™ 2™ —™2 g ™ 2f2 2 w— — h   2— ST v2— —2 ™  2 — D2™ ™ 2e ƒƒ„2 22B g ™ 2e2 2 w— — v2 — 2™—D2 2 2Q2  ˜ ™D2—   2.—.2— 2—  ™™ .D22—2D22.———2 — SU v2— —2 ™  2 — D2™ ™ 2f ƒƒ„2 22B g ™ 2f2 2 w— — h 2Q2 SV r 2— —2 ™  2 — D2™ ™ 2e e2WH2™ 22—  g ™ 2e2 2 w— — i—   2.—.D2 8 2.2 22ƒƒ„2b2IPDV —  ™2™ .D2 2.——2 FSW r 2— —2 ™  2 — D2™ ™ 2f e2WH2™ 22—  g ™ 2f2 2 w— — h 2ƒƒ„2b2IPDVTH v2 ™—2 —D2™ ™ 2e ƒ —2`PDV2u22IH2  g ™ 2e2 2 w— — „ D2—  ™D2iˆ†22™  B™ .TI v2 ™—2 —D2™ ™ 2f ƒ —2`PDV2u22IH2  g ™ 2f2 2 w— — h TP w—F2 2 2  ™D2™ 2eI @h ™—2 2E2 2 A g 2eI2 2 w— — y˜ ™2 2 D2 2  22 EbQRH24€—22 2— 2T2™  .—.2˜™4D22 — —2 2.—.2™TQ w—F2 2 2  ™D2™ 2eP @h ™—2 2E2 2 A g 2eP2 2 w— — h bQRH24€—22 2— 2T2™ TR w—F2 2 2  ™D2™ 2fI @h ™—2 2E2 2 A g 2fI2 2 w— — h bQRH24€—22 2— 2T2™ TS w—F2 2 2  ™D2™ 2fP @h ™—2 2E2 2 A g 2fP2 2 w— — h bQRH24€—22 2— 2T2™ TT v22™ ™—  2 2ƒ0 2w— — „2 2 2™ 2˜02—2ƒ0 … 2  22—     e  — ™ h™ .2ggx2f…ƒ2ggx2  2w— —2@p ™22g A2—  — 2  0 2  2—  ™ ™—  2 2 2  2 22 2— 22 TU v22™ ™—  2 2 —22—.2  „2 —G—.2 42 2˜4 2  … 2  22—     e  — ™ h™ .2ggx2f…ƒ2ggx2  2222—222™ ™—  2˜ — 2   022 22 2— 2P2 68 Low oil pressure compressor A1 Oil pressure differential below the g 2eI2 2 Manual Low condenser air or water temperature,setpoint (dynamically calculated) oil filters obstructed, oil valve blocked,for 15 seconds oil solenoid and oil pressure transducerdefective69 Low oil pressure compressor A2 Oil pressure differential below the g 2eP2 2 Manual Dittosetpoint (dynamically calculated)for 15 seconds70 Low oil pressure compressor B1 Oil pressure differential below oil g 2fI2 2 Manual Dittosetpoints 1 or 2 (see alert criteriafor low oil pressure and setpoint)71 Low oil pressure compressor B2 Oil pressure differential below the g 2fP2 2 Manual Dittosetpoint (dynamically calculated)for 15 seconds72 Evaporator frost protection Evaporator EWT or LWT Unit shut down. Evaporator Automatic if the Defective thermistor, low water flowbelow defrost setpoint pump and if applicable heater same alarm hasstart-up, if unit has shut down not tripped theair-cooled units) same day73 Condenser frost protection, circuit A For water-cooled units and Unit shut down. Condenser Automatic Discharge pressure transducer defective,fluid type = water, if pump start-up, if unit has refrigerant leak or low condenser waterSCT<1,1°C shut down temperature74 Condenser frost protection, circuit B For water-cooled units and Unit shut down. Condenser Automatic Dittofluid type = water, if pump start-up, if unit hasSCT<1,1°C shut down75 Evaporator water flow control failure 1 - Control not closed, before end Unit shut down. Pump Manual Evaporator pump control or water flowof the start-up delay or open shut down. switch failureduring operation2 - If shut-down control is active(accessible by Carrier Service) and con-trol is closed, when pump is deactivated76 Condenser water flow loss/thermostat box Water flow switch (water-cooled units) Unit shut down Manual Condenser pump, low water flow, waternot closed during the minute after flow switch, high thermostat boxstart-up or open thermostat box, due to temperature or thermostat fault onhigh temperature (air-cooled units) air-cooled units77 Unit emergency stop CCN command received to Unit shut down CCN/Automatic Network commandshut down the unit
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This manual is suitable for:
30GX Series30HCX
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