Komatsu PC490LC-10 Operation & Maintenance Manual page 29

SAFETY
10. Caution when handling accumulator (if equipped) (09659-53000)
and gas springs
WARNING - Explosion hazard
• Keep away from flame
• Do not weld or drill
11. Caution when adjusting track tension (09657-03003)
WARNING - Compressed spring lubricator and grease are under
hazardous high pressure and can cause serious injury or death.
• When adjusting track tension, only turn lubricator ONE TURN,
turning lubricator further could cause lubricator and grease to
fly off and hurt you.
• When loosening track shoe, if it does not loosen after turning
lubricator ONE TURN, ask Komatsu dealer or distributor to
disassemble.
12. Caution when handling cable (09808-03000)
WARNING - Improper use of booster cables and battery cables can
cause an explosion resulting in serious injury or death.
• Follow instructions in manual when using booster cable and
battery cables.
13. Stopping rotation for inspection and maintenance (09667-03001)
CAUTION - While engine is running:
1. Do not open cover.
2. Keep away from fan and fan-belt.
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