The chiller has detected a
◆The Alarm LED lights and the STOP/RUN LED flashes red.
◆The chiller shuts down or will not start.
◆The control displays an error code indicating the source of the problem.
SYSTEM ALARMS
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| Electrical noise or failed | Make sure all connections on | |||
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| ERR |
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| 001 |
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| CPU on the motherboard | the motherboard are solid. | |||||
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| RAM hardware | caused system write tests | Operate unit in a noise free | ||||||||||
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| do fail during power up. | environment. If error persists, | |||||||
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| contact Conair service. | |||
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| The CPU and/or PROM | Make sure the CPU and PROM | |||
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| ERR |
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| 002 |
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| chip (U1 or U2) is not | chips are seated correctly in the | |||||
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| ROM, checksum | making good contact with | sockets. If error persists, contact | |||||||||||
| its socket, or the PROM | Conair service. | ||||||||||||
| failure. |
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| chip has failed. |
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| A failed CPU, failed moth- | Cycle power to the unit. If the | |||
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| ERR |
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| 003 |
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| erboard, software bug or | problem persists, contact Conair | |||||
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| electrical noise caused an | service technicians. You may | |||
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| ERR |
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| 004 |
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| internal software error. | need to replace the mother- | |||
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| The CPU tried to execute | Make sure all connections to | |||
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| ERR |
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| 005 |
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| an illegal software instruc- | the motherboard are solid and | ||||||
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| tion due to electrical noise | that the unit is operating in a | |||
| Illegal Opcode. | |||||||||||||
| or a failed motherboard. | noise free environment. If error | ||||||||||||
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| persists, contact Conair service. | |||
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| A failed CPU, failed moth- | Cycle power to the unit. If the | |||
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| ERR |
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| 006 |
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| erboard, software bug or | problem persists, contact Conair | ||||||
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| electrical noise caused an | service technicians. You may | |||
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| internal software error. | need to replace the mother- | |||||||||||
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| board. | |||
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| ERR |
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| 014 |
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ERR 
015
ERR 
016
Software cannot write to CPU non- volatile memory.
The memory has exceeded its usable life or there is a software bug. This error occurs only after changes have been made to non- volatile memory either through the operator panel or SPI.
Cycle power to the unit. Contact Conair service if an operating parameter such as the setpoint is not being saved or if this error persists.
UGH004/0999 | microKool Portable Chillers | TROUBLESHOOTING |
