| Document type | Service Information Letter |
|---|---|
| Document number | SI0454 |
| Equipment | YK Centrifugal Chiller |
| Brand | YORK |
| File size | 2.1 MB |
Fault codes in this document
FAULTS & WARNINGS
| Code / display | Meaning | Cause | Action | Page |
|---|---|---|---|---|
| WARNING - QUARTERLY SERVICE REQUIRED - CONTACT JCI Event Code: 330 GPIC Warning Code: 145 |
Manual Reset Warning (planned maintenance alert). Shutdown Type: None. | Set when Days Since Last Quarterly Service >= 90 Days. Enable: Always; Allowed States: All; Bypass Time: None; Trip Time: Instantaneous. | Manual reset; Reset Password: 0726. Clear/Disable: when Quarterly Service Warning is Disabled. Release after set. Manual reset is added to the Security Log with the message “Quarterly Service Required Warning Reset”; Days Since Last Quarterly Service is set to 0 when the warning is cleared. Can be cleared via Maintenance Acknowledge (select “Quarterly Service”, then enter the Maintenance Acknowledge Password). When commissioning the chiller for updating the software to V09, each planned maintenance warning must be acknowledged in order to set zero days. | 2 |
| WARNING - YEARLY SERVICE REQUIRED - CONTACT JCI Event Code: 331 GPIC Warning Code: 146 |
Manual Reset Warning (planned maintenance alert). Shutdown Type: None. | Set when all of the following are true: Days Since Last Yearly Service >= 365 Days; Operating Hours Since Last Yearly Service > 2,890 Hours (33% of a year’s run hours = 24*365*0.33). Enable: Always; Allowed States: All; Bypass Time: None; Trip Time: Instantaneous. | Manual reset; Reset Password: 0726. Clear/Disable: when Yearly Service Warning is Disabled. Release after set. Manual reset is added to the Security Log with the message “Yearly Service Required Warning Reset”. When cleared: Days Since Last Yearly Service is set to 0, Operating Hours Since Last Yearly Service is set to 0, and Purge Count Since Last Filter-Drier Replacement is set to 0. Can be cleared via Maintenance Acknowledge (“Yearly Service”). | 3 |
| WARNING - 3 YEAR SERVICE REQUIRED - CONTACT JCI Event Code: 332 GPIC Warning Code: 147 |
Manual Reset Warning (planned maintenance alert). Shutdown Type: None. | Set when Days Since Last 3 Year Service >= 1095 Days. Enable: Always; Allowed States: All; Bypass Time: None; Trip Time: Instantaneous. | Manual reset; Reset Password: 0726. Clear/Disable: when 3 Year Service Warning is Disabled. Release after set. Manual reset is added to the Security Log with the message “3 Year Service Required Warning Reset”; Days Since Last 3 Year Service is set to 0 when the warning is cleared. Can be cleared via Maintenance Acknowledge (“3 Year Service”). | 3 |
| WARNING - CONDENSER - HIGH SMALL TEMP DIFFERENCE Event Code: 13 GPIC Warning Code: 149 |
Manual Reset Warning. Shutdown Type: None. Uses the “Condenser Small Temp Difference Warning Threshold” setpoint (default 6.0 °F diff; minimum 6.0 °F diff, maximum 30.0 °F diff). | Set when Condenser Small Temp Difference > Condenser Small Temp Difference Warning Threshold. Enable: Always; Allowed States: Running; Bypass Time: None; Trip Time: 30 Minutes. | Manual reset; Reset Password: 0726. Clear/Disable: when Condenser High Small Temp Difference Warning is Disabled. Release when Condenser Small Temp Difference <= Condenser Small Temp Difference Warning Threshold. Manual reset is added to the Security Log with the message “Condenser High Small Temp Difference Warning Reset”. Can be cleared via Maintenance Acknowledge (“Cond High Small Temp Diff”). | 4 |
| WARNING - SYSTEM - REPLACE FILTER-DRIER GPIC Warning Code: 150 |
Listed in Unit Warning Codes (SC.4); the Setpoints Report shows “System Replace Filter-Drier Warning = Enabled”. No event definition is given in this bulletin. | Acknowledgeable via the Maintenance screen choice “Filter-Drier Replacement” (only shown when Unit Model is YZ); after the Maintenance Acknowledge Password is entered, the respective Maintenance Acknowledge is set and the respective warning clear action is executed. | 7 |
FAULTS & WARNINGS – YTCS BALL TUBE CLEANING (YORK TUBE CLEANING SYSTEM)
| Code / display | Meaning | Cause | Action | Page |
|---|---|---|---|---|
| WARNING - CONDENSER - HIGH TUBE CLEANING TIME Event Code: 12 GPIC Warning Code: 8 |
Auto Reset Warning. Shutdown Type: None. YTCS total cleaning run time has exceeded the Max Cleaning Time setpoint (Service Access; minimum 1000 hours, maximum 5000 hours, default 2000 hours). | Set when YTCS Total Run Time > YTCS Max Cleaning Time. Enable: Always; Allowed States: All; Bypass Time: None; Trip Time: Instantaneous. | Auto reset: releases when the set criteria is not true; Reset Password: None; Special Handling: None. Clear/Disable: when YTCS Auto Clean Enable is Disabled. YTCS time can be cleared with the “Reset YTCS Time” button on the YTCS Screen (Service Access; sets Reset YTCS Time to 1 while the button is pressed). | 10 |
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