PURAGUARD QC™ | OIL COALESCING FILTER TROUBLESHOOTING CHART | |
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SYMPTOMS | CAUSE | REMEDY |
1. More often than normal | A. PuraGuard QC™ oil | A. See figure 3. |
(monthly) sump draining | coalescing filter installed |
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required. | in incorrect position in |
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| system. |
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| B. Alcohol injector in | B. The PuraGuard QC™ filter is not recommended |
| system. | to be used in conjunction with an alcohol |
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| evaporator or injector. [The PuraGuard QC™ |
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| filter will remove the liquid or aerosol alcohol |
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| introduced, defeat the purpose of the evaporator/ |
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| injector and require the sump to be drained more |
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| often than usual.] |
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| C. Air dryer malfunction. | C. Check the air dryer. |
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| D. Compressor malfunction. | D. Check the compressor. |
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2. Bypass feature not | A. Supply and delivery air | A. Reverse hose connections. |
connections reversed. |
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working. |
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3. Oil in the system. | A. Supply and delivery air | A. Reverse hose connections. |
connections reversed. |
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| B. Sump not drained | B. Drain the sump every 300 operating hours, 8,000 |
| regularly. | miles or one (1) month. (Draining can be done |
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| more frequently if desired.) |
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| C. Cartridge maintenance | C. Use a maintenance kit to replace the cartridge |
| interval exceeded. | every 3600 operating hours, 100,000 miles or |
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| one (1) year whichever is less. |
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| D. Air dryer malfunction. | D. Check the air dryer. |
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| E. Compressor malfunction. | E. Check Compressor. |
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BW2396 © 2004 Bendix Commercial Vehicle Systems LLC All rights reserved. 1/2004 Printed in U.S.A.
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