MTS Model 506-62-72 Hydraulic Power Supply - Manual (Page 25)

Service 3-13
3.3 Starter Assembly
The starter assembly (Figure 3-3 shows the location of its components)
is located behind the starter box door. This section provides the
following information:
• Abnormal HPS Shutdown
• Fuse Replacement
• PLC (programmable logic controller) Service
WARNING
WARNING !
High voltage is present in the starter assembly. Do not open the starter
box door when power is applied to the HPS.
Touching components with high voltage can cause death.
Remove electrical power at the power disconnect switch before you open
the front starter box door.
Master control
relay
Transformer
Input power
Programmable
logic controller
Earth
ground
SPCH pump fuses
1FU 2FU 3FU
PLC terminal block
6FU 7FU
4FU 5FU
8FU 9FU 10FU
1M
SPCH
starter
2M
Main
pump
starter
3M 1S
Overload
relays
TS-G074
Main pump fuses
Figure 3-3. Model 506.62/.72 Starter Assembly