User guide

MR90 Operator’s Manual Controls - 31
Mixing Unit
CMW
®
Valves
1. Fluid sample valve
2. Circulating jet valve
3. Mix hopper valve
4. Venturi jet valve
5. Hydrocyclone valve
6. Drill supply valve
Item Description Notes
1. Fluid sample valve To obtain a sample of drilling
fluid for testing, open valve.
2. Circulating jet valve To circulate fluid while mixing,
open valve.
To stop circulation, close
valve.
3. Mixing hopper valve To add drilling additives to
hopper, open valve.
To stop flow of drilling
additives, close valve.