Certa CT3TRTKEJWA, User Manual

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Figure 1
Choose and apply the correct socket to the wrench head
Figure 2
Apply the wrench to wheel nut and press the left side of the switch ( ) to start; the nut will
be loosened within 3 seconds.
Usage of the safety valve
Remove the head of safety valve (see Diagram 2, point 4). Loosen the safety valve with a
hex wrench (rotate about a half-circle anticlockwise) until the pressure rod falls to the
default position, then tighten it again.