Norgren VS18 Series Valve Advantage User Manual
Page 20
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
Blanking plate and/or intermediate supply/exhaust module (ISEM):
1. Ensure gasket is fitted on the bottom of the blanking plate or ISEM. Place blanking plate
or ISEM onto the modular sub-base aligned to the interface.
2. Tighten valve mounting screws (two per blanking plate/ISEM) 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.
18
M3x14
VS18
0.8 – 0.9
7.08 – 7.96
1100
18
M4x16
VS26
1.0 – 1.1
8.85 – 9.73
1100
Screw type used with ISEM:
M3x22
VS18
0.8 – 0.9
7.08 – 7.96
1100
M4x25
VS26
1.0 – 1.1
8.85 – 9.73
1100
Sandwich plates:
Please refer to section
5. Having assembled the complete valve island, it is possible to mount it on a DIN-rail. For
instructions please refer to section
VS2672926-KG00E_05/07 Page
20/97