Troubleshooting Heating Issues

Quick Check

Set temp higher than current
Confirm spa is not in economy/vacation mode
Check water level
Ensure pumps are running

Steps

Check temperature setting
Switch to Standard/Ready mode
Verify water level, water flow, and clean filters
Look for flow or error messages
Reset power

Common Causes

Dirty filters restricting flow
Economy mode limiting heating
Water level too low
Pump not running
Airlock after refill

When to Contact Dealer

No heat with proper flow
Repeated error codes
Heater not activating