Ditch Witch FM25 - Manual (Page 28)

FM25 Operator’s Manual
Operation Overview - 27
Mixing Fluid
CMW
Mixing Fluid
1. Verify that hopper throat is not plugged before mixing.
2. Fill fluid tank with water. Allow room for additives.
3. Open circulation valve and tank discharge valve.
4. Start engine and run at half throttle or higher.
5. Turn pump on.
6. Open hopper valve that corresponds to that pump.
7. Open hopper lid and pour in bentonite. See page 39.
8. Close hopper valve and close hopper lid.
9. Mix well.
10. Open liquid additives pickup valve to add liquid additives to mixture.
Jobsite hazards could cause death or serious injury. Use
correct equipment and work methods. Use and maintain proper safety
equipment.
NOTICE:
• Wear personal protective equipment including hard hat, safety eye wear, and hearing protection.
• Do not wear jewelry or loose clothing.
IMPORTANT: Do not open valve unless pump is running and mixing venturi valve is open. Fluid
could flow back into hopper.
IMPORTANT: Before adding bentonite to drilling fluid, be sure drilling unit is equipped to use a
bentonite mixture.
IMPORTANT: Run clean water through liquid additives pickup tube after each use.