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Operating SpaYour
Diagnostic Messages
| Message | Meaning | Action Required | 
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| No message | 1) Spa temperature is unknown. | 1) After pump has been running for 2 minutes tempera- | 
| on display | 
 | ture will be displayed. | 
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 | 2) Spa is in Economy or Sleep | 2) In Economy or Sleep mode, the pump may be off for | 
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 | mode. | hours outside a filter cycle. If you wish to see the cur- | 
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 | rent spa temperature, either switch to Standard mode | 
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 | or turn Jets1 on for at least two minutes. | 
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 | 3) Power has been cut off to the | 3) The control panel will be disabled until power re- | 
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 | spa. | turns. Spa settings and time of day will be preserved for | 
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 | 30 days with a battery  | 
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| BUF | Internal problem detected. | Repair required. Contact your dealer or service organi- | 
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 | zation. | 
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| dr | Insufficient water detected in | Check water level in spa. Refill if necessary. Make sure | 
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 | heater. Spa will be shut down for | pumps are been primed and filter cartridges are clean. | 
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 | 15 minutes. | Press any button to reset or wait 15 minutes and spa | 
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 | will automatically reset. If message spa does not reset, | 
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 | call your dealer or service organization. | 
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| dry | Insufficient water detected in | Follow directions for dr message and press any button | 
| dY | heater. Spa is shut down. | to reset spa. Spa will not automatically reset when dry | 
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 | (Displays on third occurrence of | or dY is displayed. | 
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 | dr message.) | 
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| Ec | Indicates heater is in Economy | None. | 
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 | Mode. | 
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 | Temperature unknown | After the pump has been running for two minutes, the | 
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 | temperature will be displayed. | 
| HL | A difference in readings between | Make sure spa is filled to proper level and that pumps | 
| HFL | temperature sensors has been | are primed and filter cartridges are clean. If message | 
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 | detected indicating a possible | does not reset, call your dealer or service organization. | 
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 | water flow problem. | 
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| IC | Potential freeze condition de- | No action required. The pumps and the blower will au- | 
| ICE | tected. | tomatically activate regardless of spa status. | 
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| LF | Persistent low flow problems. | Follow action required for HL or HFL message. Heating | 
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 | Heater is shut down, but other | capacity of the spa will not reset automatically. Press | 
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 | spa functions continue to run | any button to reset. | 
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 | normally. Displays on the fifth | 
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 | occurrence of the HL or HFL mes- | 
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 | sage within 24 hours. | 
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| OH | Overheat protection. The spa has | DO NOT ENTER THE WATER. Remove the spa cover and | 
| OHS | shut down. One of the sensors | allow water to cool. At 107°F, the spa should automati- | 
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 | has detected that the spa water | cally reset. If spa does not reset, shut off the power to | 
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 | is 110°F. | the spa and call your dealer or service organization. | 
2009 Inground Spas
| www.calspas.com | LTR20091002, Rev. B |