Table 10K — Machine Protect Limit Faults (Continued)
WARNING ! WARNING
Excessive numbers of the same fault can lead to severe machine damage.
Seek service expertise.
Primary | Secondary | Alarm Message/ | Additional Cause/Remedy | |||||||||
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Protective | CCN Override Stop | CHIL S S CCN Over- | CCN has signaled machine to stop. Reset | |||||||||
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| ride Stop while in LOCAL | and restart when ready. If the signal was | ||||||||||
Limit |
| run mode. | sent by the LID, release the Stop signal | |||||||||
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| on STATUS01 table. | |
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Protective | Spare Safety Device | SRP |
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| PL Spare Safety | Spare safety input has tripped or factory- | ||||||
Limit |
| Fault: Check contacts. | installed jumper not present. | |||||||||
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Protective | Excessive Motor | CA P [VALUE] | Check motor current for proper calibra- | |||||||||
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Amps | exceeded limit of | tion. Check guide vane drive and actuator | ||||||||||
Limit |
| [LIMIT]*. High Amps; | for proper operation. | |||||||||
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| Check guide vane drive. |
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Protective | Excessive Compr | Compressor Surge: | Check condenser flow and temperatures. | |||||||||
Surge | Check condenser water | Check configuration of surge protection. | ||||||||||
Limit | ||||||||||||
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Protective | Starter Fault | STR FLT Starter Fault: | Check starter for possible ground fault, | |||||||||
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| Check starter for fault | reverse rotation, voltage trip, etc. | ||||||||||
Limit |
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Protective | Starter Overload Trip | STR FLT Starter Over- | Reset overloads and reset alarm. Check | |||||||||
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| load Trip: Check amps | motor current calibration or overload cali- | ||||||||||
Limit |
| calibration/reset over- | bration (do not | |||||||||
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Protective | Transducer Voltage | V REF [VALUE] | Check transformer power (5 vdc) supply | |||||||||
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Fault | exceeded limit of | to transducers. Power must be 4.5 to 5.5 | ||||||||||
Limit |
| [LIMIT]*. Check trans- | vdc. | |||||||||
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Protective | Low Oil Pressure | Low Oil Pressure | Check the oil pressure switch for proper | |||||||||
| [OPEN]: Check oil pres- | operation. Check oil pump for proper | ||||||||||
Limit |
| sure switch/pump and | pressure. Check for excessive refrigerant | |||||||||
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| 2C aux. | in oil system. | |||||||||
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*[LIMIT] is shown on the LID as the temperature, pressure, voltage, etc., set point predefined or selected by the operator as an override, alert, or alarm condition. [VALUE] is the actual temperature, pressure, voltage, etc., at which the control tripped.
