
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
4. Lastly, mount the valves, sandwich plates, blanking plates and/or intermediate
supply/exhaust modules.
Valves:
1. Ensure valve body gasket is fitted on the bottom of the valve. Place valve onto the
modular sub-base aligned to the interface. Use plug-in connection as positioning point.
2. VS26 only: Orientate straight flange of the U-washers towards the outer edge of the
valve.
3. Tighten the valve mounting screws (two per valve) with the specified torque. If you are
using a power screwdriver, consider the maximum speed allowed.
Screw
Type
(thread)
Valve
seize
Tightening
torque in Nm
Tightening
torque in Ibs
Max. screw driver
speed in r.p.m.
12
M3x40
VS18
1.1 – 1.5
9.73 – 13.27
1100
12
M4x42
VS26
1.2 – 1.6
10.62 – 14.16 1100
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