Hayward HydroRite UVO3 Troubleshooting Manual page 30

1. 'SYS ERR' Appears on Display (cont.)
NOTE: Ballasts should be plugged into the interconnect board via terminals 1, 3, & 5.
Verify the ballasts are plugged into these positions before proceeding.
Inspect Ballast LEDs (cont.)
Verify Ballast Input Power
Step 1E
Step 1F
Inspect the ballast LEDs. IF there are NO LEDs Verify 216-264VAC present on the PCB. IF NO/LOW
illuminated, procced to step 1F. IF the LEDs are voltage replace the interconnect PCB (HYX2CSIPCB). IF
illuminated in RED, proceed to step 1G. correct, replace ballast (HYXSBCHA).
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