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MAINTENANCE PROCEDURE
6.
Place the containers to catch the coolant under the drain
hose installed to drain valve (6) and under coolant drain
plug (7) of the engine cylinder block.
7.
Open the drain valve (6) at the bottom of the radiator.
8.
Remove the drain plug (7) of the cylinder block and drain
the coolant.
9.
After draining the coolant, close the drain valve (6).
10. Tighten the drain plug (7) and add tap water.
Add water until it fills the radiator.
11. Start the engine.
12. To complete the warm-up operation of the hydraulic equip-
ment more quickly, set the working mode to P mode
(heavy-duty mode).
For the details of the working mode setting procedure, see
"METHOD FOR SELECTING WORKING MODE (3-176)".
13. Move the lock lever slowly to FREE position (F).
14. Raise the bucket from the ground.
15. Turn the fuel control dial to a point of 2/3 between Low idle
(MIN) position and High idle (MAX) position.
4-20
WENAM00111
MAINTENANCE
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