Troubleshooting - Pentair SMART UV EU18-U Installation And User Manual

18

TROUBLESHOOTING

Paper Towel Leak Test Indicates a Leak
1. Turn off the pool pump at the circuit breaker and be
sure all flow to the unit has been stopped.
2. Refer to pages 4–5 for "Quartz Sleeve Assembly"
and page 8 for "UV Lamp Installation" (in reverse
order) to disassemble the unit.
3. Ensure there are no cracks or breakages in the
Quartz Sleeve, that the Quartz Sleeve Gasket is
properly installed, and that the Quartz Sleeve
Retaining Nut has been tightened down completely.
4. Reassemble the Quartz Sleeve (see page 4) and
repeat the Mandatory Leak Test (see page 7) until
there is no indications of a leak.
GFCI/Breaker is tripping
1. Immediately disconnect power to the SMART UV
Disinfection Sterilizer.
2. Turn off the pool pump at the circuit breaker and be
sure all flow to the unit has been stopped.
3. Refer to pages 4–5 for "Quartz Sleeve Assembly"
and page 8 for "UV Lamp Installation" (in reverse
order) to disassemble the unit.
4. Check for water/moisture inside the quartz sleeve.
5. Multiple appliances connected to a circuit protected
by one GFCI create the potential for cumulative
leakage current resulting in a tripped GFCI.
Pond Still Green after a Week of UV
Operation
1. Ensure the UV lamp is lit by utilizing the safe
viewing port.
2. A dirty quartz sleeve can reduce the UV sterilizer's
performance. If the Quartz sleeve is dirty refer to
"Quartz Sleeve Cleaning" on page 15 for cleaning
procedures.
3. Double check the unit's flow rate and compare to
the flow rate chart for your specific UV model.
SMART UV® UV DISINFECTION STERILIZER Installation and User's Guide
®