Danfoss EH Series Manual de usuario
Revision History Table of Revisions
Date Changed Rev
Mar 2014 Converted to Danfoss layout - DITA CMS BA
Sep 2010 New back cover AB
Jun 2010 First edition AA
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
2L1026660 • Rev BA • Mar 2014
Exploded view Exploded view EH valve with dynamic orifice (no PVFC Spool)...................................................................................... 4
Exploded viev EH Valve with PVFC Spool................................................................................................................................5
Tools Tools......................................................................................................................................................................................................6
Dismantling Dismantling the EH valve.............................................................................................................................................................. 7
Preassembly Inspection, cleaning and replacement...................................................................................................................................13
Cleaning.......................................................................................................................................................................................13
Inspection and replacement.................................................................................................................................................13
Lubrication..................................................................................................................................................................................13
Reassembly Reassembly of the EH valve........................................................................................................................................................14
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Contents
L1026660 • Rev BA • Mar 2014 3
Exploded view EH valve with dynamic orifice (no PVFC Spool)
17
3
5678
6
13
1
16 2
15
14
11
10
9
12 4
5
16
18
P301 292
Spare parts list
Spare parts Item Number per unit Torque setting Nm
Valve housing 1 1 -
Main spool 2 1 -
PVE 3 1 -
Plug 4 1 50 ± 5
Filter 5 2 -
O-ring 6 3 -
O-ring 7 1 -
O-ring 8 1 -
Spring 9 1 -
PR cone 10 1 -
PR spool 11 1 -
Plug 12 1 15 ± 2
Pilot cone and spring 13 1 -
Adjusting screw 14 1 -
Protection plug 15 1 -
Plug 16 2 15 ± 2
Screw 17 4 8 ± 0.5
Throttle screw 18 1 1 ± 0.1
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Exploded view
4L1026660 • Rev BA • Mar 2014
Exploded viev EH Valve with PVFC Spool
18
15
14
13
17
12
11
10
8
9
3
78
56
16 2
4
1
P301 293
Spare parts list
Parts Item Number per unit Torque setting Nm
Valve housing 1 1 -
Main spool 2 1 -
PVE 3 1 -
Plug 4 1 50 ± 5
Filter 5 1 -
O-ring 6 3 -
O-ring 7 1 -
O-ring 8 1 -
Spring 9 1 -
PR cone 10 1 -
PR spool 11 1 -
Plug 12 1 -
Pilot cone and spring 13 1 -
Adjusting screw 14 1 -
Protection plug 15 1 -
Plug 16 1 15 ± 3
Screw 17 4 8 ± 0.5
PVFC spool 18 1 -
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Exploded view
L1026660 • Rev BA • Mar 2014 5
Tools
•Open-ended spanner (or socket wrench) 27 mm
•Hexagonal socket spanners 2.5 mm, 4 mm, 5 mm
•Calibration Torque wrench
•Small screw driver
•Magnetized tool
•O-ring pick or similar
•3 mm threaded screw
•Bench vise
Tools are not available from Danfoss
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Tools
6L1026660 • Rev BA • Mar 2014
Dismantling the EH valve
Remove the 4 screws (17) and pull
PVE (3) from the housing.
(5 mm hexagon spanner).
Carefully pries lose the o-ring seals (6, 7, and 8) and
Screen Mesh Filter (5) from PVE.
Fasten housing in a vice and remove the spool
retainer plug (4) using a 27 mm spanner or socket
wrench.
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Dismantling
L1026660 • Rev BA • Mar 2014 7
Remove spool (2) by holding the centering spring
and pull out slowly.
Remove the PVFC spool retainer plug (16) using a 5
mm Allan key.
This only applies to units with PVFC spool.
Insert a 3 mm threaded screw into the end of the
PVFC spool (18) and use to remove the spool from
the housing.
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Dismantling
8L1026660 • Rev BA • Mar 2014
Screw out the pressure reducing valve plug (12)
with a 5 mm Allan key.
Remove the Pressure Reducing spool (11) from the
cavity.
Remove the Pressure Reducing poppet (10) with a
magnetized tool.
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Dismantling
L1026660 • Rev BA • Mar 2014 9
Remove the Pressure Reducing spring (9) with O-
ring pick or similar.
Pries of the Pilot Relief Valve plastic protection
cover (15) with a small screw driver or O-ring pick.
Then remove the Pilot Pressure relief valve
adjusting screw (14) with a 5 mm Allan key.
Service Manual EH Electro Proportional Hydraulic Valve In-line Version
Dismantling
10 L1026660 • Rev BA • Mar 2014
Tabla de contenidos
Otros manuales de Unidad de control de Danfoss
Danfoss
Danfoss ICM 20 Manual de usuario
Danfoss
Danfoss WVS 32 Manual de usuario
Danfoss
Danfoss VHX-DUO Manual de instrucciones de instalación
Danfoss
Danfoss ASV-PV series Manual de usuario
Danfoss
Danfoss TUA Manual de usuario
Danfoss
Danfoss POV Series Manual de usuario
Danfoss
Danfoss ICLX 32 Manual de usuario
Danfoss
Danfoss GBC Series Manual de usuario
Danfoss
Danfoss ADAP-KOOL AK-CT 200A Manual de usuario
Danfoss
Danfoss PVG-EX 32 Manual
Danfoss
Danfoss Genesis Passive Manual de usuario
Danfoss
Danfoss VLT series Manual de usuario
Danfoss
Danfoss VLT Ea4 Manual de usuario
Danfoss
Danfoss MCV111B Series Manual de usuario
Danfoss
Danfoss SVA-S Manual de usuario
Danfoss
Danfoss SVA-S Manual de usuario
Danfoss
Danfoss JIP-WW Manual de usuario
Danfoss
Danfoss SVA-DH Manual de usuario
Danfoss
Danfoss TEA 20 Manual de usuario
Danfoss
Danfoss VLT HVAC Drive FC 102 Manual de usuario
Manuales populares de Unidad de control de otras marcas
Festo
Festo Compact Performance CP-FB6-E Manual de lista de piezas
Elo TouchSystems
Elo TouchSystems DMS-SA19P-EXTME Manual de usuario
JS Automation
JS Automation MPC3034A Manual de usuario
JAUDT
JAUDT SW GII 6406 Series Guía rápida
Spektrum
Spektrum Air Module System Manual de usuario
BOC Edwards
BOC Edwards Q Series Manual de usuario
