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1) Valve for adjusting force during
opening phase.
2) Valve for adjusting force during
closing phase.
Use a screwdriver to increase the
force by rotating
counterclockwise the opening
valve (1) and the closing valve
(2) located under the operator.
WARNING
When adjusting the force,
smoothly and radually rotate the
valves without screwing them or
unscrewing them completely.
Keep in mind that the correct
force of the operators is
properly set during the test
phase.
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