Precondition Negative cable to the batteries disconnected.
1. Twist and remove the expansion tank filler cap.
2. Mix a quantity of coolant according to the table and top up to the mark.
Top up until the coolant level is just below the
maximum mark
A
.
3. Screw on the filler cap.
4. Reconnect the negative cable to the batteries.
5. Close the access door.
6. Start the engine and allow to IDLE for about 1 minute.
7. Stop the engine.
8. Open the right-hand access door.
9. Check the coolant level.
Top up if the coolant level in the expansion tank has fallen.
10. Visually inspect for leaks.
11. Close the access door.
10.3.1.5 Draining the coolant
Precondition Machine is cooled down.
Negative cable to the batteries disconnected.
Draining coolant (machines with chassis):
In machines with chassis (no closed floor pan, no stationary machine), the entire cooling oil of the
cooling circuit is drained directly at the engine's water cooler. This is done from a drain valve with
the aid of a separate drain hose.
Fig. 37 Draining the coolant from the radiator
1
Filler cap
2
Coolant expansion tank
3
Radiator
4
Radiator drain
5
Shut-off ball valve
I – open
0 – closed
6
Quick-release coupling
7
Drain hose with male fitting
10 Maintenance
10.3 Engine maintenance
No.: 9_6974 20 E
Service manual Portable compressor
M122
89
RAMIRENT
