Fig. 24 Draining the coolant from the radiator
1
Radiator
2
Radiator drain plug
1. Have a coolant receptacle ready.
2. Unscrew the expansion tank cap (see Fig. 23).
3. Loosen and remove the drain plug
2
.
Result Coolant flows from the expansion tank and radiator.
➤ Dispose of used coolant in accordance with environmental protection regulations.
Further information See the engine handbook for coolant draining from the engine block.
10.3.2 Air filter maintenance
The air filter must be cleaned at the latest when the corresponding maintenance indicator de‐
mands.
Renew the air filter element after 2 years at the latest or after it has been cleaned 5 times.
Material Compressed air for blowing out
Spare parts (as required)
Precondition The machine is shut down.
The machine is fully vented, the pressure gauge reads 0 bar.
Machine is cooled down.
All compressed air consumers are disconnected and the air outlet valves are open.
10 Maintenance
10.3 Engine
No.: 9_9432 02 E
Service Manual Screw Compressor
M43
75
RAMIRENT
