Valve Installation; Valve Mounting Surface Dimensions; Required Tools; Check Of The Valve Mounting Surface - YUKEN KOGYO ELDFG-01EH 10 Series Instruction Manual

3. Valve installation

3.1 Valve mounting surface dimensions

For the valve mounting surface, see the table below.
For the detailed dimensions of the mounting surface, see 2.3 or the installation drawing.
The mounting surface should have a good machined finish, e.g. surface roughness of 6-S.
Valve Model Number
ELDFG-01EH
ELDFG-03EH
* Use the dimensions of the valve mounting surface specified in 2.3 or the installation
drawing.

3.2 Required tools

Prepare the tools listed below.
Valve Model Number
ELDFG-01EH
ELDFG-03EH
ELDFG-*EH

3.3 Check of the valve mounting surface

CAUTION

3.4 Mounting position

Mount the valve with the angle of the axis line L-L' within about ±15° from the horizontal plane
as shown below.
CAUTION
Basically, conforming to ISO 4401-03-02-0-94.
Basically, conforming to ISO 4401-05-04-0-94.
Tool Name
Hexagon Wrench
(Width Across Flats: 4 mm)
Hexagon Wrench
(Width Across Flats: 5 mm)
Phillips Screwdriver for M5 Screws
(1) Any critical scratch on the valve's mounting surface may cause
fluid leakage. In particular, take extra care to ensure that there
is no critical scratch on the valve mounting surface of
equipment.
(2) Improper mounting of the O-rings may cause damage to them
or outflow of hydraulic fluid.
properly mounted in the grooves.
- 11 -
Mounting Surface
For M5 Valve Mounting Bolts
For M6 Valve Mounting Bolts
For Protective Screw for
NULL Adjuster Hole
Check that the O-rings are
EM-1359
Use