Auto-Refill/Level Sensor - Spraying Systems Co AutoJet 1000+ Owner's Manual

2. To empty the tank, either direct the outlet fluid line to a drain or use the spray controller to flush the tank contents
through the spray nozzles or header. Fill with any desired cleaning fluid which can be controlled with the
approapriate controller.
WARNING: The air supplied to the machine must be clean, free of moisture and lubricating fluids;
failure to do this will void all warranties.
Air Inlet 3/4 SF
(Fitting not included)
3/4" SF Liquid
Recirculation

4.2 AUTO-REFILL/LEVEL SENSOR

The automatic refill module allows the refill of the liquid pressure tank without having to shut down the spray process.
Auto-refill (optional) comes with a level sensor, pneumatic ball valve, and optional drum pump. The auto refill module
accepts a signal from the level sensor that when the liquid is low it triggers the refill tank.
Auto-Refill module consists of:
•
Air operated valve control panel
•
Continuous liquid level sensor – low level indicator
HOOK-UP AUTO-REFILL AND LEVEL SENSOR TO THE PUMP:
1. Connect liquid lines from the pressurized supply to the refill port. Note, the rest position of the refill valve will
have a circular indicator to the adjoined ports with no air actuating the valve.
The re-circulation port, in the rest position, is for recirculating the fluid from the source. This is useful for fluids
2.
that fall out of suspension, or if your pump is positive displacement it is required to use this fitting. If you do not
wish to re-circulate, please plug this port.
3. Next, connect fluid line from the refill valve port to the fill port at the bottom of the tank and connect the air
supply to the auto-refill panel.
AUTO-REFILL CONTROL PANEL SET-UP
1. Connect power to the controller.
2. Plug the level sensor cable into the sensor mounted to the main tank unit.
3. The sanitary flange needs to be added to the air inlet port on the bottom of the controller provided by the
customer. Air must be supplied to the air inlet port.
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Figure 1
Figure 2