Komatsu — 3.3.1.3 ADJUSTMENT

MACHINE OPERATIONS AND CONTROLS SEAT BELT Before fastening the seat belt, check that there is no abnormality in the securing brackets or belt. If there is any wear or damage, replace. Even if there appears to be no abnormality in the seat belt, replace the seat belt once every 3 years. The date of manufacture is woven on the reverse side of the belt. Adjust and fasten the seat belt before operating the machine. Always use the seat belt when operating the machine. Do not use the seat belt with either half of the belt twisted. Check the mounting bolts of the belt fitting on the machine body for looseness, and re-tighten them if necessary.

The tightening torque for the mounting bolt is 24.5 ± 4.9 Nm. If the belt surface is scratched or frayed or if the fittings are broken or deformed, replace the seat belt unit. Fastening and Removing 1. Adjust the seat so that the operator still feels that there is sufficient knee room when fully depressing the pedal while seated, with the operator's back against the back- rest. 2. After adjusting the seat poaition, sit in the seat. Grip buck- le (1) and tongue (2) in each hand and insert tongue (2) into buckle (1). Confirm by pulling the belt that the tongue is securely locked to the buckle. 3. When removing the belt, raise the tip of buckle (1) lever to release it.

Fasten belt along your body without kinking it. Adjust the lengths of the belt on the tongue sides. SEAT BELT ADJUSTMENT Shortening Pull the free end of the belt on either the buckle body or tongue side. Lengthening Pull the belt while holding it at a right angle to the buckle or tongue. 100 WARNING