Controls - 24 FM13V/FM13X Operator’s Manual
Mixing Unit
3. Dry chemical hopper
valve
To allow flow from hopper to
mixing venturi, open valve.
To stop flow from hopper to
mixing venturi, close valve.
IMPORTANT:
• Open valve only when pouring
additives into hopper for mixing.
Close valve when finished.
• Do not open valve unless pump is
running and mixing venturi valve
is open. Fluid could flow back into
hopper.
4. Liquid additive pickup
valve
To allow liquid additives to
flow into mixture, open valve.
To stop flow of liquid
additives, close valve.
IMPORTANT: Do not open valve
unless pump is running and mixing
venturi valve is open. Fluid could flow
out of pickup tube.
5. Pump drain valve To drain pump, open valve.
To use pump, close valve.
6. Mixing jet valve To allow flow from pump to
tank jets, open valve.
To stop flow from pump to
tank jets, close valve.
Item Description Notes