T040010E
Swing System Maintenance Table No.
Component and Required Operation
1 Swing bearing mounting bolt
Check
Number of points/ 1 week Quantity 1 point
Check Interval 100 hrs 250 hrs 500 hrs 1 month 3 month 6 months ●
Swing Bearing Mounting Bolt Check ・・・・・・・・・・・・・・Every 500 Hours or Every 6 Months WARNING If the mounting bolts come loose and/or break, the crane's upper and lower structures will be separated, resulting in a serious accident. Check the bolts at regular intervals. If they are loose, have the nearest TADANO distributor or dealer retighten them. The bolts should be checked at least once a year by a TADANO distributor or dealer.
Tightening torque (bearing inner ring bolts)
1,193 to 1,338 ft-lb {1,620-1,810 N.m}
Tightening torque (bearing outer ring bolts)
868 to 940 ft-lb {1,177-1,275 N.m}
Swing System
163
Swing System
