MTS Model 512-14 Hydraulic Power Unit - Manual (Page 37)

Replacing the Hydraulic Fluid
512.14 Hydraulic Power Unit Maintenance 37
2. Remove the hydraulic fluid.
A. Remove the transfer pump’s filter (you do not need to filter the dirty
hydraulic fluid when removing it).
B. Use the transfer pump to remove the old hydraulic fluid from the
reservoir.
C. Remove the drain plug to drain any remaining fluid.
D. Drain the hydraulic fluid from hoses and accumulators in the system.
Component Locations (Top and Side Views)
Reservoir Cover
Screws (one each
Stop Switch
Filler Cap
Filter
Drain
Hydraulic Fluid Hoses
(to the heat exchanger)
Reservoir
Sight Gage