3 608 870 A47 Tightening Technology | Bosch Rexroth AG 257/263
Nexo cordless Wi-Fi nutrunner | 3 608 870 A47/2017-05
11.4 Replacing defective components
Components and cables may only be replaced in de-energized condition.
11.5 Shortening of power supply on battery change
In case of battery change, the power supply of the integrated controller is maintained for 20 seconds. This
is shortened (< 20 seconds) in the following cases:
• High data traffic via WLAN (< 10 seconds).
• Slide-in battery pack has been disconnected several times in succession.
• Increased operating time of integrated power supply.
• Defective internal power supply.
WARNING
Improper performance of service work
Improper performance of service work may result in personal injury, damage to components and jeop-
ardization of the tightening system.
Ensure that service work is always carried out by qualified personnel having the required expert
knowledge and tools to implement the work required. Rexroth recommends that you call the Rex-
roth Service if service work is required. Service by qualified personnel is particularly essential
with safety-relevant works and works on safety-relevant systems.
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