Troubleshooting guide, Heating system, Electrical system – Dimension One Spas Home Series User Manual
Page 20: Water system
Dimension One Spas – @Home Series Owner’s Manual
18
Troubleshooting Guide
Heating System
Symptom
Problem
Corrective Action
1.
Temperature setting is too 
low 
1.
Turn up the “set temperature” on the control panel
2.
Dirty filter
2.
Clean filter.
Does not heat
3.
Pressure switch 
malfunction 
3.
Call your dealer for service.
1.
Temperature setting is too 
high 
1.
Turn down the “set temperature” on the control panel
Too hot
2.
High limit tripped
2.
Call your dealer for service
Flashing temperature 
of 34
°F or 134°F
appears on the display
Possible temperature sensor 
failure 
Call your dealer for service
Hot Tub Temperature 
erratic 
Water level
Fill hot tub to about 6 inches (15 cm) below the top of the spa.
 
Electrical System 
Symptom
Problem
Corrective Action
Will not turn on – in 
any mode 
No power
Check circuit breaker and/or GFCI.
Turns on by itself
Normal automatic daily power 
filtration, or anti-freeze cycle 
No action required.
Light is out
Burned out bulb
Replace bulb.
1.
Automatic timer has shut 
pump off 
1.
Push JETS button again to start another cycle.
Pump shuts down 
unexpectedly while in 
use 
2.
Motor over-heated and 
automatic protective 
device has shut down 
pump(s) 
2.
If pump(s) will not restart when JETS button is pushed, call for service.
 
Make sure that the equipment panel vent area is not blocked. Vent 
blockage can cause serious damage to your equipment. 
1.
Check water level, adjust if needed.
2.
Clean filter.
If problem persists:
1.
Turn power off at GFCI breaker, then back on
If problem persists: Call your dealer for service.
 3 flashing lights on 
the Topside Control 
Possible sensor errors
Water System
Symptom
Problem
Corrective Action
Pulsating jets
Water level too low
Fill spa to proper water level.
1.
Jet is turned off
1.
Turn jets on by turning jet face clockwise
2.
Selector Valve turned
2.
Turn the Selector Valve (sometimes called Diverter Valve) to the proper 
position 
3.
Dirty Filter
3.
Clean Filter.
No Jet Action, or 
action is poor 
4.
Air lock
4.
Loosen pump union to allow air to bleed.