. MAINTENANCE PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS 4 - 13 For using the machine safel y for an exten ded perio d of time, you mus t periodically r eplace the s afety crit ical and fire prevention-relate d parts list ed in the table of important part Material q uality o f these par ts can chang e as time passes a nd they are l ikely to w ear out or d eteriorate . However, it is difficul t to determine the extent of wea r or deterioration a t the time of p eriodic m aintenance.
Hence, it is required to r eplace them with new o nes regardle ss of the ir conditio n after a mportan ensure th at these parts mai ntain their full performance at al l times. Furthermo re, should anythin g abnormal b e found o n any of t hese parts, re place it wi th a new on e even if t he periodic replacem ent time for the pa rt has not yet arrived. If any of th e hose clamps sh ow deteriorat ion like d eformatio n or crackin g, replace the clamps at the sa me time as the hoses Als o perfo clamps an d replace defectiv e hoses, as r equired.
When rep lacing h oses, alwa ys replace O -rings, g askets, an d other such parts at t he same tim Have your Komatsu distribu tor replace th e critical