Enerpac PE-Series - Handbuch (Seite 6)

6
c. Solenoid valve has a
manual override (1).
Valve can be manually
shifted in either
direction, when needed.
4. Dump Pump - PED/WED Models
a.
Switch
1. Power to pendant.
2. OFF
3. ON (Motor runs, cylinder will
advance.) To retract cylinder,
press top of switch (1).
b. Valve Operation (no external handle)
1. Press pendant switch to start motor
and advance cylinder.
2. Release pendant switch to shut off
motor and retract cylinder.
5. Pressure Switch Pumps -
PES/WES Models
a. Switch
1. ON
2. OFF
3. OFF
b. Valve operation
1. Valve handle moves to control oil flow.
2. Pump runs until reaching preset pressure.
PES models = 10,000 psi
WES models = 5,000 psi
3. P r e s s u r e
a d j u s t m e n t –
refer to switch
and valve
a d j u s t m e n t
section.
7.0 ADJUSTMENTS
1. Relief Valves (External)
Factory set at 10,000 psi or 5,000 psi depending on pump
models.
a. Install a gauge and fitting in pump port.
b. With system hoses and cylinders connected, run pump.
c. Turn adjusting set screw counter-clockwise to decrease
pressure.
d. Check setting by running two or three complete cycles.
2. Pressure Switches
a. Adjust pressure settings.
5,000 psi model
1. Adjustable range is 3,000-5,000 psi.
2. Remove switch cover.
3. To change set point, turn hex on base of plunger.
4. Run pump. Observe gauge to check pressure settings.
Re-adjust switch until desired limits are obtained.
5. Re-install switch cover.
Gauge Port
Relief Valve
Decrease
Increase
Adjusting
Set Screw
15 amp SPDT
switch output
Stainless steel plunger
with self-locking
adjusting thread
Set point adjustment
Mounting bracket for installation of
enclosed types in any position.
Retract
Advance
ENERPAC
1 1
1
2
3
ADV
RET
1.
2.
1
2
3
3-way, 2-postion valve shown.
Other valves are available.