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Astralpool Viron 250 - Burner Performance Details; Troubleshooting

Astralpool Viron 250
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Inst.296 Viron eVo Series Pool & Spa Heater V12.13
17
TROUBLESHOOTING
HEATER WILL NOT LIGHT
Possible cause
Remedy
No display
Check if power to heater is turned on
Pump not running
Start pump
Pump air locked
Check for leaks
Filter dirty
Clean filter
Pump strainer basket clogged
Clean strainer
Thermostat turned off
Turn on
Set temperature lower than water temperature
Increase set temperature
Water too hot-fault condition displayed
Refer to fault indication table
Gas turned off
Turn gas cock on
Heater in a Fault condition
Refer to fault indication table
HEATER SHORT CYCLING (RAPID ON AND OFF OPERATION)
Possible cause
Remedy
Insufficient water flow
Clean filter and pump strainer
HEATER MAKING KNOCKING NOISES
Possible cause
Remedy
Low water flow
Check pump condition
Heater operating after pump has shut off
Shut off gas supply and call for service
Heat exchanger scaled
Shut off gas supply and call for service
Ignition'Module'LED'Flash'Code'
If the heater cannot be made to perform correctly, please contact the Astral Pool office closest to you.

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