16. TROUBLESHOOTING 16.7.2 CHASSIS ( ): Always contact your Komatsu distributor when dealing with these items. In cases of abnormalities or causes which are not listed below, please contact your Komatsu distributor for repairs.
PC130/150LGP-6K ENG 2-104 Problem Main causes Remedy Speed of travel, swing, boom, arm, bucket is slow • Lack of hydraulic oil • Add oil to specified level, see CHECK BEFORE STARTING Pump generates abnormal noise • Clogged element in hydraulic tank strainer • Clean, see EVERY 2000 HOURS SERVICE Excessive rise in hydraulic oil temperature • Loose fan belt • Dirty oil cooler • Lack of hydraulic oil • Adjust fan belt tension, see EVERY 250 HOURS SERVICE • Clean, see EVERY 500 HOURS SERVICE • Add oil to specified level, see CHECK BEFORE STARTING Track comes off • Track too loose • Lack of hydraulic oil • Adjust track tension, see WHEN REQUIRED • Add oil to specified level, see CHECK BEFORE STARTING Abnormal wear of sprocket Bucket rises slowly, does not rise