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42915.12.22 80447212 Revision D April 2015 Contact-Cooled Rotary Screw Air Compressor R30, R37, R45, R55, R75, R90, R110, R132, R160 Product Maintenance Information PRINT LANGUAGE ENGLISH CHINESE Save These Instructions...
(1) Perform maintenance when indicated by the controller; information about service level settings. (2) Perform maintenance through either hourly intervals or scheduled maintenance intervals, or (3) Annually. Table 2: Maintenance Chart (R30 - 37 kW) Period Action Maintenance Item...
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42915.12.22 Table 3: Maintenance Chart (R37e - 160 kW) Period Action Maintenance Item Replace Air filter element When indicated by Replace Coolant filter element controller Replace Separator element Check Connections and hoses for leaks Check Coolant level Daily Check Condensate drain operation Check Controller for service indicators Check...
42915.12.22 Routine Maintenance Figure 1: Coolant Drain This section refers to the various components which require periodic maintenance and replacement. Refer to safety information and maintenance procedures prior to carrying out any of the maintenance in the following sections. Checking Coolant Level ...
Changing Separator Element Figure 3: Recommended Bolt Tightening Cross Pattern For R30-37, separator cartridges change procedure is as follows, Stop the machine, electrically isolate and vent all trapped pressure. Loosen separator cartridges with the correct tool. Remove the cartridges from the housing; place in a sealed bag and dispose of safely.
For R30-37, the MPCV is installed as part of combination block. Ensure that the main power disconnect switch is locked off and The minimum pressure check valve (MPCV) should be tested and re- tagged.
42915.12.22 To install: Fixed speed compressors can take more than two minutes to fully de-pressurize once stopped. Stop the compressor. Ensure that the main power disconnect switch is locked off and Isolate the compressor from the system. tagged. Press the emergency stop to vent the separator tank and airend. Fixed speed compressors can take more than two minutes to fully NOTICE de-pressurize once stopped.
42915.12.22 Cleaning Motor Cowl Removing / Replacing Starter Box Power Drive Module (PDM) Filter Element (For VSD only) Ensure the compressor is electrically isolated for at least 15 minutes before commencing any maintenance work. See Figure 4. Remove the panels from the compressor. Ensure compressor is electrically isolated for at least 15 minutes before commencing any maintenance work.
42915.12.22 TROUBLESHOOTING This section provides basic troubleshooting information. Determination of specific causes to problems are best identified by thorough inspections performed by personnel instructed in safety, operation and maintenance of this equipment. The chart below provides a brief guide to common symptoms, probable causes and remedies.
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42915.12.22 Table 4: General Faults (cont .) SYMPTOM CAUSE REMEDY Compressor package produces Panels or doors are not closed properly. Rectify fault. excessive noise. Air leaks from internal pipework / components. Repair or replace. Blower or blower motor bearings worn. Repair or replace.
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42915.12.22 Table 5: Controller Faults (indicated on the controller) FAULT CAUSE REMEDY Emergency stop. Emergency stop button has been Identify reason why, repair fault, disengage button and reset controller. pressed. Blower motor overload. Blower is blocked, damaged or blower Remove blockage, repair or replace damaged components. motor is faulty.
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42915.12.22 FAULT CAUSE REMEDY Motor current fault(R30-37 only) Loss of control power. Check control power circuit and breaker. Sump pressure too high. Check separator element pressure drop. Faulty motor or Airend. Contact your local Ingersoll Rand representative. CT failure Fault CT, wiring or loss of control power.
42915.12.22 INTEGRATED DRYER MAINTENANCE Troubleshooting Condensate Drains (Electronic WARNING Drains Only) Before accessing live electrical parts, disconnect the power supply This section provides basic troubleshooting information. Determination to the dryer using the disconnect switch or disconnecting the cable of specific causes to problems are best identified by thorough inspections connections .
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