Komatsu — 16.4.2 CHASSIS

OPERATION 16.4.2 CHASSIS ( ): Always contact your distributor when dealing with these items. In case of abnormalities or causes that are not listed below, please contact your distributor for repairs. WA450-3MC 2-94 Problem Main causes Remedy TRANSMISSION Engine is running but machine doesn’t move Parking brake is applied Directional lever is improperly shifted Lack of transmission oil Release parking brake Shift lever properly Add oil to specified level. See 24.2.2 CHECK TRANSMISSION OIL LEVEL, ADD OIL on page 3-29. Even when the engine is running at full power, the machine only moves slowly and lacks power. Lack of transmission oil Clogged screen Add oil to specified level.

See 24.2.2 CHECK TRANSMISSION OIL LEVEL, ADD OIL on page 3-29. ( Disassemble and clean) Oil overheats Incorrect oil level Machine is not traveling in the correct speed range Torque converter is stalled for long periods Engine is overheating Add or drain oil to specified level. See 24.2.2 CHECK TRANSMISSION OIL LEVEL, ADD OIL on page 3-29. Place in correct speed range Reduce stall time ( Check engine) Noise Lack of oil Add oil to specified level. See 24.2.2 CHECK TRANSMISSION OIL LEVEL, ADD OIL on page 3-29. AXLE Noise generated Lack of oil Add oil to specified level. See 24.2.3 CHECK AXLE OIL LEVEL, ADD OIL on page 3-30.