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CENTAC

Troubleshooting Guide

®
INGERSOLL-RAND
AIR COMPRESSORS
®

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Summary of Contents for Ingersoll-Rand CENTAC Series

  • Page 1: Troubleshooting Guide

    CENTAC ® Troubleshooting Guide INGERSOLL-RAND ® AIR COMPRESSORS...
  • Page 2 THE CONTENTS OF THIS MANUAL ARE PROVIDED “ AS IS” AND WITHOUT ANY IMPLIED WARRANTIES WHATSOEVER. Ingersoll-Rand air compressors are not designed, intended, or approved for breathing air applications. Ingersoll-Rand does not approve specialized equipment for breathing air applications and assumes no responsibility or liability for compressors used for breathing air service.
  • Page 3: Table Of Contents

    3. Length _______________________________________________________________ 12 4. Flow_________________________________________________________________ 13 5. Volume ______________________________________________________________ 13 6. Electrical _____________________________________________________________ 14 6. Electrical, continued ___________________________________________________ 15 7. Vibration _____________________________________________________________ 16 8. Water Quality Requirements_____________________________________________ 17 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 4: Surge

    16. Improper wheel clearance. Reset clearance. 17. Worn or damaged impeller. Replace. 18. Butterfly valve pin broken. Replace pin. 19. Discharge check valve hanging up. Repair or replace. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 5: Low Seal Air Pressure

    6. Seal air bleed valve open too far. Adjust. 7. Instrument air filter dirty. Clean or replace element. 8. Excessive clearance between pinion Investigate. Replace seal and/or pinion. and seal. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 6: Low System Air Pressure

    14. Bypass valve stays open; inlet valve Lower CLL to activate bypass valve on functions normally. MP3 panel. Ensure 2TR is operating properly on Electro-Pneumatic panel. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 7: High Vibration

    16. Inadequate oil supply to plain Investigate and correct. Ensure oil supply bearing. groove in plain bearing shell is aligned properly with oil supply hole through casing. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 8: Low Control Air Pressure

    5. Dirty I.A. filter. Clean or replace. 6. I.A. filter wrong size. Replace. 7. Leaking fittings or damaged pipe. Repair or replace. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 9: Failure To Start

    Investigate. Increase voltage supply. Increase wire size. Increase breaker size. 12. Control circuit not grounded properly. Ground neutral at transformer. Check wiring. 13. Wiring to remote starter incorrect. Investigate and correct. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 10: No Control Power

    8. Valve actuator or positioner Repair or replace. malfunctioning. 9. REMOTE/LOCAL switch for CEM in Turn to REMOTE for CEM operation. wrong position. 10. Incorrect CLL setting. Reset to correct value. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 11: Low Oil Pressure

    Install correct pump. 11. Too big prime line. Install smaller prime line or remove entirely. 12. Suction and discharge lines reversed. Correct. 13. Unloaded oil pressure low. Increase P1 value. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 12: High Oil Temperature

    9. Heat exchanger radiating fins dirty. Clean fins. 10. Incorrect number of water passes. Investigate. Orient return bonnett correctly; replace bonnett gasket if bypassing; install cooler with more passes. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 13: High Air Temperature

    9. Air cooler oriented incorrectly. Remove air cooler and rotate to align the water ports correctly with the water connections of the casing. CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 14: Common Conversions And Information

    0°C to inches of water at 68°F in Hg X 13.62 inches of mercury at 0°C to psi in Hg X 0.03606 inches of mercury at 0°C to kPa in Hg X 3.3864 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 15: Pressure - Gauge, Continued

    (in.) m X 39.37 centimeters to inches (in.) cm X 0.3937 millimeters to inches (in.) mm X 0.03937 mills (0.001") to millimeters 0.001" X 0.0254 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 16: Flow

    (m ) to cubic inches (in X 61024 cubic meters (m ) to cubic ft. (ft X 35.315 cubic feet (ft ) to cubic meters (m X 0.02832 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 17: Electrical

    1 73 single phase AC (3 - phase AC) 1000 1000 IE pf (DC) single phase AC) 1000 1000 1 73 IE pf (3 - phase AC) 1000 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 18: Electrical, Continued

    (single phase AC) E pf 1000 Amps(KW known) (3- phase AC) 1 73 E pf 1000kva Amps(kva known) (single phase AC) 1000 Amps(kva known) (3- phase AC) 1 73 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...
  • Page 19: Vibration

    Pk - Pk (Peak to Peak) = 2 X Peak Pk - Pk = 2.828 X RMS Pk - Pk = 3.142 X average Pk (Peak) = 1.414 X RMS Pk = 1.571 X average CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-Dec-94...
  • Page 20: Water Quality Requirements

    A high LI indicates a tendency to form scale. It is recommended to contact a reputable water treatment professional if there are questions regarding water quality. Rev. C 24 Mar. 1995 CST-TP0007 © 1994 Ingersoll-Rand Company Date of issue: January, 1999 Supersedes: 16-dec-94...

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