Ditch Witch FM25 - Manual (Page 29)

Operation Overview - 28
FM25 Operator’s Manual
Transferring Fluid
CMW
Transferring Fluid
1. Connect hose from mixing pump to drilling unit.
2. Open hopper and discharge valves.
3. Adjust engine throttle to maintain positive head at pump when unit is pumping fluid.
• Half throttle is recommended for most drilling situations.
• A higher throttle setting is required when recirculating fluid to maintain the mix in the tank.
Operating in Cold Weather
For successful operation in cold weather, follow these procedures.
• Use pump to keep drilling fluid circulating at all times, even during transport to and from the jobsite.
• If possible, use all drilling fluid in tank before transporting unit.
• For cold weather storage, drain tank and ensure all fluid system valves are open. Also open drain
valve on pump.
Leaving Jobsite
1. Rinse unit and tools (page 44).
2. Disconnect hoses (page 44).
Electric shock. Contacting electric lines will cause death or serious injury.
Know location of lines and stay away.
NOTICE: If electrical strike occurs while fluid hose is connected to drilling unit, fluid system will also
become electrified.
IMPORTANT: If drilling fluid contains bentonite, leave circulation valve approximately half open
to allow continuous mixing while drilling.