7 - 8
DPL-25S • DPL-30S • DPL-35S Super Series
Part No. 40462
September 2016
Section 7 - Repair Procedures
HYDRAULIC POWER UNITS
3-2
Hydraulic Power Unit Components - DC Models
Index
No.
Description
Function
1
12V DC electric motor ...................................... 12V DC standard duty 1 terminal
180 amp at 2650 psi (183 bar)
2
Electric motor starter solenoid .......................... Relay connecting power supply to electric motor
3
Pressure relief valve ......................................... Hydraulic relief valve adjustment
4
Solenoid operated N.O. dump valve ................ Diverts pump output back to reservoir during motor start up
5
10V DC coil ....................................................... Activates N.O. dump valve
6
Breather cap ..................................................... Reservoir vent
7
Sight gauge ...................................................... Hydraulic fluid level
8
Reservoir .......................................................... 1.3 gallons (4.9 liters)
9
Pipe plug ........................................................... Drains reservoir
10
Pick-up filter ...................................................... Filters hydraulic fluid
11
O-ring ................................................................ Seals reservoir
12
Check valve ...................................................... One way valve for pump output
13
Pump ................................................................ 0.7 to 1 gallons per minute at 2000 psi
2.6 to 3.76 liters per minute at 138 bar
14
Motor seal ......................................................... Seals motor from contaminants
15
Motor bearing ................................................... Aligns motor shaft into pump