Valve mounting screws
7.4 Before the assembly
Explosion hazard due to the wrong area of application!
A valve which is not approved for the area of application may cause an explosion!
Check whether the explosion protection marks on the name plate of the valve
comply with the information in these operating instructions.
Check whether you have the correct valve type by means of the type designation
on the name plate of the valve.
Check whether the zone assignment and the temperature class correspond to
the area of application of the valve.
Check the scope of delivery for completeness and possible transport damage.
Also observe the safety instructions in chapter 2.6 "Product-specific safety
7.5 Required tools
In order to assemble the valve, you need standard tools only.
7.6 Required accessories
The following accessories are recommended for the connection of the valve. These
accessories are not included in the scope of delivery and can be ordered separately
from Bosch Rexroth:
For reasons of stability, exclusively use the following valve mounting screws.
Table 11: Valve mounting screws
H-4WEH10... ISO 4762-M6x45-10.9-
H-4WEH16... ISO 4762-M10x60-10.9-
H-4WEH25... ISO 4762-M12x60-10.9-
H-4WEH32... ISO 4762-M20x80-10.9-
For subplates with dimensions for valves with porting pattern according to
ISO 4401, refer to "Data sheet 45100".
Quantity Friction coefficient
RE 24751-XE-B/04.16, H-4WEH...XE..., Bosch Rexroth AG