MTS Model 512-01 Hydraulic Power Unit User Manual
Page 27
Model 512.01 Hydraulic Power Unit
Maintenance
27
3.
Clean the reservoir.
A.
Unscrew the cover screws attaching the cover plate to the
reservoir.
B.
Attach scraps to the cover plate’s two lifting eyes. Lift the cover
plate clear of the reservoir.
C.
Clean the inside of the reservoir using clean cloths dampened
with Synasol. Clean the pump and bottom of the cover plate as
well.
D.
Inspect the pump’s suction strainer. Replace this strainer if it is
plugged or damaged.
E.
Lower the cover plate back down onto the reservoir.
F.
Wipe off the magnetic drain plug and install it.
G.
Tighten the four screws that attach the cover plate to the
reservoir.
Do not mix different brands of hydraulic fluid.
Mixing different brands of hydraulic fluid can contaminate your system.
Call MTS if you are not sure what brand of hydraulic fluid your system uses.
4.
Add new hydraulic fluid to the reservoir.
A.
Install the transfer pump’s 10–micron filter.
B.
Pump clean hydraulic fluid into the reservoir. Stop when the fluid
level gets close to the top of the sight glass.
C.
Install the filter cap’s strainer assembly.
D.
Change the filter (see
5.
Run the HPU.
Press the Start button. Run the HPU in a no-flow condition (where not
no fluid is flowing to other hydraulic equipment) for about one hour
to filter the new hydraulic fluid.
CAUTION