Dimension One Spas – @Home Series Owner’s Manual
Troubleshooting Guide
Heating System
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  | Symptom | Problem | Corrective Action | ||
  | Does not heat | 1.  | Temperature setting is too  | 1.  | Turn up the “set temperature” on the control panel  | 
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  | low  | 
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  | 2.  | Dirty filter  | 2.  | Clean filter.  | 
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  | 3.  | Pressure switch  | 3.  | Call your dealer for service.  | 
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  | Too hot | 1.  | Temperature setting is too  | 1.  | Turn down the “set temperature” on the control panel  | 
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  | high  | 
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  | 2.  | High limit tripped  | 2.  | Call your dealer for service  | 
  | Flashing temperature  | Possible temperature sensor  | Call your dealer for service  | ||
  | of 34°F or 134°F  | failure  | 
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  | appears on the display  | 
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  | Hot Tub Temperature  | Water level  | Fill hot tub to about 6 inches (15 cm) below the top of the spa.  | ||
  | erratic  | 
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Electrical System
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  | Problem  | 
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  | Will not turn on – in  | 
  | No power  | 
  | Check circuit breaker and/or GFCI.  | |
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  | any mode  | 
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  | Turns on by itself  | 
  | Normal automatic daily power  | 
  | No action required.  | |
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  | filtration, or   | 
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  | Light is out  | 
  | Burned out bulb  | Replace bulb.  | ||
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  | Pump shuts down | 
  | 1. Automatic timer has shut  | 
  | 1.  | Push JETS button again to start another cycle.  | 
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  | unexpectedly while in  | 
  | pump off  | 
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  | use | 
  | 2. Motor   | 2.  | If pump(s) will not restart when JETS button is pushed, call for service.  | |
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  | automatic protective  | 
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  | device has shut down  | 
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  | Make sure that the equipment panel vent area is not blocked. Vent  | 
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  | pump(s)  | 
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  | blockage can cause serious damage to your equipment.  | 
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  | 3 flashing lights on  | 
  | Possible sensor errors  | 
  | 1.  | Check water level, adjust if needed.  | 
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  | the Topside Control | 
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  | 2.  | Clean filter.  | |
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  | If problem persists:  | |
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  | 1.  | Turn power off at GFCI breaker, then back on  | |
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  | If problem persists: Call your dealer for service.  | |
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Water System
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  | Symptom  | Problem  | Corrective Action  | ||
  | Pulsating jets  | Water level too low  | Fill spa to proper water level.  | ||
  | No Jet Action, or  | 1.  | Jet is turned off  | 1.  | Turn jets on by turning jet face clockwise  | 
  | action is poor | 2.  | Selector Valve turned  | 2.  | Turn the Selector Valve (sometimes called Diverter Valve) to the proper  | 
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  | position  | 
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  | 3.  | Dirty Filter  | 3.  | Clean Filter.  | 
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  | 4.  | Air lock  | 4.  | Loosen pump union to allow air to bleed.  | 
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