Wacker Neuson RD24, Instruction Manual

Page: 143 / 228

Maintenance
Drive unit/diesel engine
BA RD24_RD27 en 04 143
Switch off diesel engine and remove ignition key.
Only check the coolant level when the diesel engine is cold.
Correct coolant level: Centre of inspection glass [2] on compensator
tank. Do not exceed this level!
In case of a lack of coolant, only fill up coolant in the specified
concentration through filling opening [1] at the compensator tank.
In case of bigger coolant losses, find out and eliminate the cause.
4.03.10 Changing coolant
&
Lubricant only admissible if containing this marking ( "Technical data",
page 165 sqq.).
5
3 4
2 1 1 6
Switch off diesel engine and remove ignition key.
Open the sealing cap [1] at the compensation tank.
Remove the drain plug [4] from the radiator and discharge the coolant
in a provided receptacle.
Dismount lower coolant hose [3] and discharge coolant into a
provided receptacle.
Screw in again and tighten drain plug [4] and install coolant hose [3]
to the connection piece.
Loosen vent screw [5] on the radiator in 2 turns (do not remove!).
Open the hollow-core screw [6] of the bleed pipe at the engine block
by 2 turns (do not remove!).
Fill in coolant in the compensator tank [1] until coolant runs out of the
vent screw [5].
Tighten vent screw [5] at the radiator.
Fill in coolant in the compensator tank until it runs out of the hollow-
core screw [6] on the engine block.
Tighten the hollow screw [6].
Fill coolant up to the centre of the inspection glass [2].
Close the filling opening with the sealing cap [1].
Start the diesel engine and bring it to operating temperature
(thermostat opens).
Switch off diesel engine and remove ignition key.