Error code
Problem
Cause
Solutions
ER-3 water prime
Water prime failed – air detected in
heater tube.
Airlock in pipe work, low water
level, dirty filter cartridges.
―
Press Pump A button to retry water prime.
―
Check spa water level (refill if necessary).
―
Remove filter cartridges and press Pump A button to retry prime.
―
Bleed airlock from pipe work by slightly loosening couplings on front of filtration pump.
―
Remove filter cartridges and flush water down pipe work with a hose.
ER-4 thermal trip
Heater thermal trip activated.
Heater has been active and has
had insufficient water flow over the
element. Low or no water flow has
caused the heater temperature to
exceed its maximum limits and
the spa control has shut down
operation to prevent any damage to
the heater unit.
Low water level, airlock in pipe
work, closed shut-off valves, dirty
filter cartridges, filtration pump
failed or operation intermittent.
―
Turn mains power OFF and wait 10-15 minutes for element to cool and thermal
cut-out device to reset. Then turn power back ON.
―
Check spa water level (refill if necessary).
―
Remove filters and clean as per manufacturer’s recommendations or replace
cartridges if required.
―
Check under spa cabinet to ensure all shut-off valves are in the OPEN position.
―
Bleed airlock from pipe work by slightly loosening couplings on front of filtration
pump, releasing plastic bleed screw, or by removing filters and flushing water down
pipe work with a hose.
TROUBLESHOOTING AND ERROR CODES
SPA WATER MAINTENANCE TROUBLESHOOTING
SPA WATER MAINTENANCE TROUBLESHOOTING
Problem
Probable causes
Solutions
Cloudy water
―
Dirty filters.
―
Excessive oils / organic matter.
•
―
Improper sanitization.
―
Suspended particles / organic matter.
―
Overused or old water.
―
Clean filters.
―
Shock spa with sanitizer.
―
Add sanitizer.
―
Adjust pH &/or alkalinity range.
―
Run jet pump(s).
―
Drain and refill the spa.
Water odour
―
Excessive organics in water.
―
Improper sanitization.
―
Low pH.
―
Shock spa with sanitizer.
―
Add sanitizer.
―
Adjust pH to rec range.
Problem
Probable causes
Solutions
Cloudy water
―
Dirty filters.
―
Excessive oils / organic matter.
•
―
Improper sanitization.
―
Suspended particles / organic matter.
―
Overused or old water.
―
Clean filters.
―
Shock spa with sanitizer.
―
Add sanitizer.
―
Adjust pH &/or alkalinity range.
―
Run jet pump(s).
―
Drain and refill the spa.
Water odour
―
Excessive organics in water.
―
Improper sanitization.
―
Low pH.
―
Shock spa with sanitizer.
―
Add sanitizer.
―
Adjust pH to rec range.
Chlorine odour
―
Chlorine levels too high.
―
Low pH.
―
Shock spa with sanitizer.
―
Adjust pH to recommended range.
Musty odour
―
Bacteria or algae growth.
―
Shock spa with sanitizer (if problem is visible or persistent, drain, clean and refill the spa).
Organic buildup or
ring around spa
―
Build-up of oils and dirt.
―
Wipe off scum with clean rag (if scum ring around spa severe, drain the spa, use a spa
surface and tile cleaner to remove the scum, and refill the spa).
Algae growth
―
High pH.
―
Low sanitizer level.
―
Shock spa with sanitizer & adjust pH.
―
Shock spa with sanitizer.
―
Maintain sanitizer level.
Eye irritation
―
Low pH.
―
Low sanitizer level.
―
Adjust pH.
―
Shock spa with sanitizer.
―
Maintain sanitizer level.
Skin irritation / rash
―
Unsanitary water.
―
Free chlorine level above 5ppm.
―
Shock spa with sanitizer.
―
Maintain sanitizer level.
―
Allow free chlorine level to drop below 5ppm before spa use.
Stains
―
Total alkalinity and pH too low.
―
High iron or copper in water source.
―
Adjust total alkalinity and/or pH.
―
Use a metal deposit inhibitor
Scale
―
High calcium content in water.
―
Total alkalinity and pH too high.
―
Adjust total alkalinity and pH.
―
If scale requires removal, drain the spa, scrub off the scale, refill the spa and balance the water.
It is always advisable to consult your local dealer and provide them with a water sample for testing.
Owners Manual
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Owners Manual
Summary of Contents for myHotTub
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