Hydraulic Oil; Dismantling Instructions - Avdel AV 30 Betriebsanleitung

Servicing the Tool
Use only Enerpac ® HF hydraulic oil – the use of any other oil may cause the placing tool and pump to malfunction and
will render the placing tool warranty null and void. Hydraulic oil is available to order under the following part numbers.
PART NUMBER
Enerpac ® Part Number
Volume
Viscosity

Dismantling Instructions

IMPORTANT – ENSURE THE MAINS POWER SUPPLY TO THE HYDRAULIC PUMP UNIT IS SWITCHED OFF
BEFORE REMOVING THE NOSE ASSEMBLY OR DISMANTLING THE PLACING TOOL.
Before Dismantling:

Uncouple the Quick Couplers 10 and 11 and the electrical Control Cable 14 between the placing tool and the
Hydraulic Hose Assembly.

Remove the nose assembly from the placing tool as per the instructions in the nose assembly datasheet.
For a complete service of the tool, we advise that you proceed with dismantling the tool in the order shown on pages 11
to 14. After dismantling the tool we recommend that you replace all seals.
All numbers in bold refer to the General Assembly and Parts List on pages 15, 16 and 17.
Head Piston Assembly:
 Using a small flat screwdriver, remove the Pin 41 from the Collet Adapter 40.
 Unscrew and remove the Collet Adapter 40 from the Piston 1.

Clamp the tool handle in a vice with soft jaws so that the tool is pointing nose down.

Connect the spare *Quick Coupler - Male to the Quick Coupler – Female 11 on the Hydraulic Hose - Return 18.
This will release pressure from the return side of the Piston and ease the removal of the End Cap 17.

Insert the *End Cap Assembly Tool Body into the End Cap 17.

Using a 24 mm A/F spanner, unscrew and remove the End Cap 17, from the Body 2.

Using a small flat screwdriver, remove O-Ring 21 from the End Cap 17 and discard.
 Using a small flat screwdriver or similar tool, remove O-Ring 30 and Spiral Back-up Ring 36, from the external
groove on the End Cap 17, and discard. When removing the seals, take care not to damage the surface of the
End Cap with the screwdriver.
 Remove the placing tool from the vice and empty the hydraulic oil from the rear of the tool. Remove the spare
*Quick Coupler – Male from the Quick Coupler - Female 11.

Connect the spare *Quick Coupler - Female to the Quick Coupler - Male 10 on the Hydraulic Hose – Pull 19.
This will release any pressure from the pull side of the Piston 1 and ease the removal of the Piston.
All numbers in bold refer to the General Assembly and Parts List on pages 15, 16 and 17.
* Service Kit on page 10

HYDRAULIC OIL

07992-00081
HF-95X
1 Litre
32 mm 2 /s
07992-00082
HF-95Y
5 Litres
32 mm 2 /s
07992-00083
HF-95T
20 Litres
32 mm 2 /s
11