STS M2-H, Руководство оператора, Страница: 38 / 71

38
M2-H
Operating the M2 Unit
Typical Warm Weather Shutdown & Storage
Daily Shut Down

Do not rotate hydraulic control valve suddenly while running at high speed.

Set the speed control lever at a low speed (1/8-1/4) position and allow the hydraulic motor to run at low
speed for 2 to 5 minutes.

Make sure the butterfly valve under the hopper is closed.

Move the control lever to the most left position against the stop pin to stop the motor and pump.

STOP the hydraulic power source (customer supplied).

Close any valve(s) installed on suction line between pump and reservoir.

Remove the filter / shear as described in maintenance section.

Clean filter / shear as described in maintenance section.
Additional Week End Shut Down

Pump or drain remaining mixed fluid out of the tank and dispose of it according to local environmental
approved practices.

Make sure both “Outlet” valves are open.

Disconnect the discharge hose that went to the drill rig or reservoir tank, at the drill rig or reservoir, and
securely fasten it, back into the mixing tank to recirculate the fluid.

Fill and rinse the tank with clear water and then start the motor and pump. By pumping this water
through the entire system, it will remove buildup and dilute any remaining mixed fluid in the system.

Open the valve on the wash wand and flush it back into the hopper. Open the hopper valve to drain, then
close.

Move the control lever to the most left position against the stop pin to stop the motor and pump.

STOP the hydraulic power source (customer supplied).

Drain the remaining water out of the tank and dispose of it according to local environmental approved
practices.

Remove centrifugal pump front drain plug. Replace the plug when the pump is empty.

Make sure both “Outlet” valves and wash wand valve are open.

Remove filter / shear and clean as described in the maintenance section of this manual.
CAUTION
TRAPPED FLUID MAY BE PRESENT
and will spill out when piping, hoses,
pump or filter shear are removed.
CAUTION
CARE MUST BE TAKEN WHEN
INSTALLING THE COUPLER GASKETS.
If the gaskets are not properly lubricated
and installed, a leak may develop.
DANGER
NEVER ATTEMPT REPAIRS
OR DISASSEMBLY
without shutting off the hydraulic
power source (customer supplied)
Serious personal inj ury will result.
WARNING
REFER TO THE SA FETY
STATE MENTS IN THE
OEM SUPPLI ED MAN UALS
A ND
THIS MANUAL
REGA RDING THESE
OPE RATIONS.