
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
5.1.10 Sandwich plates
Tools:
VS18:
Hexagon wrench keys 2mm and 2.5mm
VS26:
Hexagon wrench key 3mm
1. Ensure gasket is fitted on the bottom of the sandwich plate. Mount sandwich plate onto the
sub-base aligned to the interface. Use plug-in connection as positioning point. Tighten
mounting screws (two per sandwich plate) with the specified torque. If you are using a
power screwdriver consider the maximum speed allowed.
2. Ensure valve body gasket is fitted on the bottom of the valve. Place valve onto the sandwich
plate aligned to the interface. Use plug-in connection as positioning point.
3. VS26 only: Orientate straight flange of the U-washers towards the outer edge of the valve.
4. Tighten valve mounting screws (two per valve) with the specified torque. If you are using a
power screwdriver consider the maximum speed allowed.
see figure on the following page
Note:
If threads of the sandwich plate are damaged by Allen wrench, this might affect the sealing
performance.
When changing valves or accessories (valve function, sandwich plate, etc.) on a valve island,
the part number on the label will no longer correspond to the configuration. If you order the
valve island based on the Norgren part number, the original configuration will be delivered.
VS2672926-KG00E_05/07 Page
26/97