VADA FLOW BOSS VFB-DSU, Installation Manual

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VADA FLOW BOSS 

DIGITAL WATER SWITCHING UNIT

VFB-DSU 

INSTALLATION MANUAL

Removing the unit for service

1.  Switch off power to the unit before 

proceeding.

8.  If at any time the tank fills with rainwater 

during these lockout periods, the system 
can be overridden by turning power off to 
the switching unit for 10 seconds which will 
reset the system.

EVENT

RESET TIME

1st lockout

24 hours

2nd lockout

7 days

The Vada Flow Boss Digital 
Switching Unit is a warm, dry 
environment for hibernating 
insects. Insects can cause 
electrical malfunction. Ensure  
that your property is vermin free.

The unit is electrically connected. 
Ensure that it is isolated from 
electrical supply during installation 
and any subsequent service work.

Unit should only be serviced by 
qualified personnel or licensed 
service agent.

OFF

6.  If rainwater is detected the system will 

revert to normal operation.

7.  If no rainwater is detected then the 

switching unit will go to a further 7 day lock 
out as per step 4. The unit will continue 
to automatically recheck every 7 days for 
rainwater in the tank.

7

DAYS

OFF

SERVICE & MAINTENANCE

FAULT MODE

2.  Close shut off isolation valve at inlet,  

outlet, and water tank gate valve. Carefully 
release all pressure from the pump and 
piping system.

Note: 

Never tighten or loosen fittings while the 

pump is operating.

To reset from ‘loss of prime’ mode

1.  Turn off power 10 seconds, turn power 

supply back on. 

10

SEC

OFF