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11.0 FAULT FINDING
FAULT |
| CAUSE | REMEDY |
Remote start failure |
| Remote start button is pressed | Check operation of buttons or operating |
|
| after machine is running or | procedures |
|
| remote start button remains |
|
|
| closed. |
|
Remote stop failure |
| Remote stop button remains | Check operation of buttons or operating |
|
| open and either start button is | procedures |
|
| pressed |
|
Sensor failure |
| Sensor is missing or faulty | Install, repair or replace faulty sensor |
Compressor trips indicating a |
| Insufficient cooling taking place | If machine is watercooled or sea watercooled, |
high compressor temperature. |
|
| check that the cooling water is flowing. Check |
|
|
| that there is no air in the water cooling system. |
|
|
| Check that the strainer is not blocked. |
Intellisys controller has |
| A fault has occurred | Repair fault / reset Intellisys controller |
tripped the compressor |
|
|
|
Invalid Calibration |
| Calibration done with pressure | Depressurise and re calibrate with pressure pipe |
|
| in compressor. | to sensor disconnected. If fault still exists, replace |
|
|
| pressure transducer. |
Low sump pressure |
| System leak | Located and repair |
|
| Minimum pressure check valve | Repair with service kit |
|
| faulty |
|
|
| Blowdown valve faulty | Repair with service kit |
|
| Loss of control power | Check 110V circuit breaker |
|
|
| Check wiring |
|
|
| Check contactor KM1 |
Check motor rotation |
| Drive system fault | Contact your local IR representative |
VSD communication failure |
| Communication wiring faulty | Check and replace if required |
|
| Drive faulty | Contact your local IR representative |
|
| Intellisys faulty | Contact your local IR representative |
VSD initialisation fault |
| Communication wiring faulty | Check and replace if required |
|
| Drive faulty | Contact your local IR representative |
|
| Intellisys faulty | Contact your local IR representative |
IRN37 - 160K - CC & IRN50 - 200H & IRN75 - 160K - 2S & IRN - 100 - 200H - 2S & IRN 250 - 300H - 2S | 95 | |
http://air.irco.com | ||
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