KZBD semi-automatic strapping machine fault ruled out several methods : a pressure zone, cutting belt, tie welding is not normal : reasons : 1. broken motor drive belt; excluded methods and new. 2, the electrical transmission of the skid, troubleshooting, the new transmission belt to be adjusted. 3,2, sharp blade is not exclude, on the 2nd knife to reverse 180 degrees installation or replacement. Two, take welding heat capacity is not normal : reasons : 1, heater lines joints loose, troubleshooting, reinforcement. 2, the heater temperature misconduct or super power, exclusion method, regulating heating temperature regulator wife. 3, the wheel and the rail packaged with oil, dust, remove, remove oil and dust. 3, packed with abnormal output : reasons : one, packed with too narrow guideway, troubleshooting, adjust the conduction band plate exports than the width of baling out wide width 0. 5 -- 1mm; Chap adjustment zone plate, I inserted so that the track width than the width of relief package 0. 5 -- 1mm. 2, packaged with the installation of the wrong direction, wear wrong, troubleshooting, the new installation. 3, pre-operational delivery with a good length of the adjustment, troubleshooting, the new transfer well. 4, packing guide plate with screws loose, to exclude, to tighten. 5, and the roller guide to the sporting package with dust or oil, remove, clean. 4 peacetime, more attention to maintenance and repair.