22
3.5
PRESSURE SETTINGS
Note: This is not applicable to pump models 76506-02000 and 76507-02000
–
refer to
section 3.6.
•
The pump has two methods for limiting the pull / advance pressure to the placing tool and further pressure relief valve
for limiting the return pressure. The process below explains how to correctly set these pressure limits.
Pull / Advance Pressure Settings:
IMPORTANT
–
THE PULL / ADVANCE PRESSURE RELIEF VALVE SETTING MUST NOT EXCEED 550 BAR.
IMPORTANT
–
THE HIGH PRE
SSURE (‘HI PRESS’) SETTING MUST NOT EXCEED 510 BAR
WHEN CONNECTED TO THE
PLACING TOOL.
•
Disconnect the placing tool and hoses from the pump.
•
Connect the unit to the power supply and switch on, as described on pages 11 and 12.
•
Activate the LOCAL mode by d
isplaying the ‘L
OCAL
’ menu and toggling the setting
to ‘O
N
’ using the
Arrow buttons.
Save the setting by pressing the MENU button once.
•
Display the ‘HI
PRESS
’ menu and adjust the value to 6
00 BAR using the Up Arrow button. Save the setting and return to
t
he ‘A
VDEL
’ display by pressing and holding the
MENU button for 2 seconds.
•
Turn on the pump by pressing the MOTOR On/Off button.
•
Press and hold the Up Arrow. This will switch the valve solenoid to the pull / advance position and the relief valve
pressure setting will be displayed on the LCD screen. Releasing the Up Arrow will switch the valve solenoid back to the
return position and the return relief valve pressure will be displayed on the screen. The motor will then switch off after 5
to 20 seconds and the solenoid valve will switch to the idle position.
•
Loosen the relief valve locking nut and turn the relief valve control handle counter-clockwise until there is a light drag
when turning, this will decrease the pull / advance pressure. Refer to the illustration below.
PULL UP TO
DISENGAGE
LOCKING NUT
DECREASE
INCREASE
RELIEF VALVE
CONTROL HANDLE
LOCKING NUT
•
Start the pump and press and hold the Up Arrow as previously described to build pressure in the pull / advance circuit.
While holding the Up Arrow button turn the relief valve control handle until the pressure display reads
530
to
550 BAR
.
•
Note:
To get an accurate setting, decrease the pressure to a point below the final setting and then slowly increase the
pressure until it reaches the final setting.
Содержание 76501-02000
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Страница 2: ...Pump AV Tool Operator Guide Original Instruction Enerpac PRO Series Pump Hydraulic Power Unit...
Страница 15: ...14 2 3 PUMP UNIT DIMENSIONS d Pump Models 76506 02300 76507 02300 All dimensions are shown in millimetres...
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Страница 49: ...6 LEFT BLANK INTENTIONALLY...
Страница 58: ...NOTES 15...
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