CAUTION
Danger of later engine damage.
▪ Operating the engine with a coolant level below the MIN.
mark can lead to engine damage.
▪ When checking the coolant level, the engine must be hori-
zontal and be switched off.
Overview
1 Expansion tank for coolant
2 Sealing cap
3 MAX - Maximum coolant level
4 MIN - Minimum coolant level
Procedure for checking the coolant level
Step Activity
1 The coolant must be between the MIN and MAX marks on a
switched-off and cooled-down engine. For a warm engine, the
level can also be slightly above the MAX mark.
Procedure for topping up coolant
Step Activity
1 Open the sealing cap (2).
2 Top up prepared coolant to the MAX mark on the expansion
tank. Preparation of the coolant, see the chapter 4.4 Coolant,
page 23.
3 Tighten the sealing cap (2) by hand all the way.
Maintenance 4H50TIC
58 Operator's Manual
HATZ
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