Case CX130C, Operator'S Manual

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6 - MAINTENANCE
Flushing the engine cooling system
9. Inspect and clean the radiator cap. Inspect hoses and
clamps of the engine cooling system. Make sure to
replace any damaged parts.
10. Fill the radiator with tap water up to the edge of the
coolant inlet.
11. Close the radiator cap.
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12. Fill the reserve tank with tap water up to the FULL
mark. Close the cap of the reserve tank.
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13. If engine has EGR system, snug tighten the air bleed
plug (1) on the EGR cooler when tap water overflows
from it.
14. Start the engine and let it run at low idle speed for
20 min . Turn on the cab heating system, and set the
temperature and the fan speed to intermediate level.
15. Stop the engine. Wait until the engine has cooled
down. Check for leakages from the hoses of the en-
gine cooling system.
16. Drain water completely from the engine cooling sys-
tem. Repeat the flushing procedure (steps from 10 to
15) for 2 more times. If drained water is still not clean,
further repeat the flushing procedure until clean water
is drained from the engine.
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