FM13V/FM13X Operator’s Manual Controls - 23
Mixing Unit
Mixing Unit
1. Mixing jet valve
2. Pump drain valve
3. Dry chemical hopper valve
4. Liquid additive pickup valve
5. Discharge valve
6. Mixing venturi valve
Item Description Notes
1. Mixing venturi plug To allow flow from pump to
mixing venturi, open valve.
To stop flow from pump to
mixing venturi, close valve.
2. Discharge valve To allow flow from pump to
drilling unit, open valve.
To stop flow from pump to
drilling unit, close valve.