Hayward HydroRite UVO3 Troubleshooting Manual page 42

3. 'FLO' Appears on Display (cont.)
PRO TIP: Often times the interlock sensor is disconnected while servicing the top
vessel compartment, make sure the interlock sensor connection is secure before
Inspect the Interlock Switch Cable
Step 3G
Locate & inspect the interlock switch cable for damage.
If the cable is damaged then system reads as if the
cover has been removed. IF the cable is damaged,
please contact tech support: (908) 355-7995. IF the
cable is free of damage, go to step 3H.
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proceeding.
Verify Interlock Switch Connection
Step 3H
Under the vessel cap, disconnect the switch &
reestablish its connection. Secure the cover & retest.
After 3 minutes of circulation, IF the error does not
clear, then the interlock switch assembly should be
replaced (HYX-MAN2).