MTS Model 512-04 Hydraulic Power Unit - Manual (Page 14)

Model 512.04 Hydraulic Power Unit 14 Installation
2. Connect the hydraulic lines.
See “Connection Locations” on page 13 to determine the locations of
the hydraulic connections to the HPU. See the following table to
identify the size of each hydraulic connection.
3. Connect the water lines to the heat exchanger.
NOTE This only applies to the water-cooled version of the HPU.
See “Connection Locations” on page 13 to determine the locations of
the water connections.
4. Connect an external Emergency Stop switch.
An optional Emergency Stop switch can be connected to the 14–pin
CPC connector located on the control box. Before you can use this
connector, remove the jumper from pins 1 and 3 located on the
terminal block in the control box (see
“Electrical Schematic” on page
15).
5. Connect the electrical service to the HPU.
NOTE You may want to have an electrician complete this step. Also, local
electrical codes supersede any information found here.
A. Open the control box.
B. Open a knock-out hole.
C. Install a wire grommet.
D. Feed the line through the grommet into the control box.
E. Connect the power source lines (L1–L3) to the terminal blocks
according to the required line voltage. See
“Electrical Schematic”
on page 15.
F. Connect the ground to the lug identified with a sticker showing
the ground symbol.
Hydraulic Connectors
C ONNECTOR S IZE
Pressure, 37º flare -8
Return, 37º flare -8
Drain, 37º flare -6