| Document type | Service Information Letter |
|---|---|
| Document number | SI0617 |
| Equipment | YCAV Variable Speed Drive Screw Chiller |
| Brand | YORK |
| File size | 0.2 MB |
Fault codes in this document
Faults
| Code / display | Meaning | Cause | Action | Page |
|---|---|---|---|---|
| Low Differential Oil Pressure Cutout | Safety cutout. | Differential pressure falls below the cutout. | Software V15 adjustment to safety protocols during soft shutdown: for part numbers 031-03476-202, -210, -225, and AGR, if the VSD frequency is less than 25 Hz and soft shutdown is in progress, the safety is ignored and the VSD continues ramping the frequency at the soft shutdown rate. 30 seconds bypass time is added at the end of Soft Shutdown for this safety. | 2 |
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Manufacturer document, published here as reference material for equipment we supply. The original lives at docs.johnsoncontrols.com. The rights holder may ask us to take it down — we will.