. MAINTENANCE SERVICE PROCEDURE BUCKET WITH TIP TOOTH WARNING and gloves. is opposite side. ± 629.3 lbft) 4 - 35 If the pin is h it out with st rong forc e, there is d anger t hat the pi n may fl y out . Check that there is no one in the surrounding area There is dan ger of piece s flying du ring the re placement operation, so always w ear protective clothing, such as safety glasses Replace the t eeth before they w ear down as far as t he a dapter. 1. 1. Raise the bucket to a suitable height, th en pu t blocks (A) und the bucke t to preven t the bu cket from comin g down. Raise the bucket so that the bottom surface of the bucket . surface bucket horizontal 2.
Remove p in (2) installed to t he bucket , then remove tooth ( Put a rod (slightly n arrower than the pin) in contact hatched p pin 3. Fit new to oth (1) in ad apter (3 ), push in pin (2) partially by han then knoc k it in with a hamm er. 4. After oper ating the m achine f or a few h ours, check th at the p does not come out. 5. If mountin g bolts (4) or (5) of adapter ( 3) are loose, ti ghten t hem Tightening torque of mounting bolt (4) (5) Tightening torque of mounting bolt (4) : 637 ± 853 N m (65 ± 87 kgm : 618 Nm (63 kgm, 4 55.7 lbft)