Functional description
48
02.00|WDB 99 |en
System control (for WDN 99-90 and WDN-M 99-70)
WDA 99-79 32
Clamping/unclamping the hydraulic expansion clamping unit of
the compensation module
• The WDA-SPA 32 clamping pins (accessories, not included in the
scope of delivery) must be free of burrs and dirt at the shank.
• Always insert the clamping pins up to the minimum clamping
depth into the clamping mounting of the hydraulic compen-
sation module. The marking slot on the clamping pin is consid-
ered the maximum permissible extraction height in relation to
the front of the clamping device.
• The hydraulic clamping system may not be clamped over 25°C
without joined clamping pins
• Only original SCHUNK clamping pins may be used.
The actuating screw may not be actuated with a mechanical
screwdriver!
Use SCHUNK hexagonal socket screwdriver (included or accesso-
ries). The maximum actuation moment for the actuating screw
may not exceed 4 Nm.
6.4
