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15
Maintenance
DANGER
Electric shocks are life-threatening.
• Remove the connector from the power supply and put the switch in the “OFF” position.
• The connector cable must be checked for damage at least once per year.
NOTE
• Maintenance and repairs must only be carried out by qualified electricians.
• The corresponding user profile is described in Chapter 2, Safety instructions
Setting Spring Force
NOTE
The spring force is set at the optimum setting in the factory
• Lift the spring arm to its highest position.
• Insert a 6 mm Allen key through window and turn
the adjustment screw.
Setting spring force:
• Turn screw counter clockwise (+) to increase spring force (when spring arm lowers)
• Turn screw clockwise (-) to decrease spring force (when spring arm rises)
