11.0 FAULT FINDING
SYMPTOM |
| FAULT | REMEDY |
Pressure produced |
| Intellisys set incorrectly | Check and modify settings |
by compressor is too |
| Pressure transducer may be | Recalibrate or replace |
highcompressor is too high |
| ||
| faulty, incorrectly calibrated or |
| |
due to speed not reducing as |
|
| |
| not receiving pressure signal |
| |
demand reducesreduces |
|
| |
| Drive settings fault | Contact your local IR representative | |
|
| ||
Compressor discharge air too |
| High ambient temperature | Review installation and system parameters |
hot |
| Insufficient cooling air | Check ducting and cooling air path, check |
|
| ||
|
|
| direction of blower rotation |
|
| Blocked aftercooler matrix | Clean or replace |
Compressor package produces |
| Panels or doors are not closed | Rectify fault |
excessive noise |
| properly |
|
|
| Air leaks from internal pipework / | Overhaul or replace |
|
| components |
|
|
| Blower or blower motor bearings | Overhaul or replace |
|
| worn |
|
|
| Loose debris impacting on | Remove and rectify any damage |
|
| blower during rotation |
|
|
| Blowdown valve stuck open | Overhaul or replace |
|
| Pressure relief valve not seating | Overhaul or replace |
|
| correctly |
|
|
| Vibration due to motor, airend or | Overhaul or replace |
|
| blower imbalance |
|
|
| Airend requires overhaul | Contact your local IR representative |
Discharge air is contaminated |
| Scavenge pipe is blocked, broken | Clean or replace |
with coolantcoolant |
| or o−ring is not sealing |
|
|
| Separator element is punctured, | Replace |
|
| or incorrect, or requires changing, |
|
|
| or not sealing correctly |
|
|
| Incorrect coolant has been added | Drain system, check for damage. Clean, refill |
|
|
| with correct coolant. |
|
| System has been overfilled with | Check for damage, drain excess. |
|
| coolant |
|
IRN37 - 160K - CC & IRN50 - 200H & IRN75 - 160K - 2S & IRN - 100 - 200H - 2S & IRN 250 - 300H - 2S | 93 | |
http://air.irco.com | ||
|
