Electric wrench sometimes did not force timberman knocks several strong and what's wrong.
Timberman electric wrench did not force the main pressure spring impact block problem result in output is not enough or not trip the impact, the two active block and a driven block problem without tripping the impact, three is the battery pack has caused discharge instability, four motor fault. You need to eliminate them one by one.
There are two kinds of scaffolder wrench motor, series motor with carbon brush and brush with electronic commutation in DC motor, the latter because of the efficiency of higher and more suitable for use in charging the scaffolder wrench.
