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There is risk of burns from hot components and escaping oil.
➤ Wear long-sleeved clothing and gloves.
➤ Open both doors.
10.6.3.1 Draining the cooling oil (machine with chassis)
In machines with chassis (no closed floor pan, no stationary machine), the cooling oil is drained
directly at the oil separator tank and the oil cooler.
Fig. 63 Draining the compressor cooling oil
1
Oil separator tank
2
Oil separator tank drain plug
3
Oil filler plug
4
Oil cooler
5
Oil drain valve
6
Drain hose with rapid action hose coupling
7
Fuel tank
8
Coolant cooler (engine)
➤ Remove the plug
3
from the oil separator tank filling port.
Draining the cooling oil from the oil separator tank:
The oil separator tank can be drained from a point accessible through a hole in the floor panel.
1. Place the oil receptacle below the corresponding drain hole in the floor pan.
2. Unscrew the drain plug
2
and allow the cooling oil to drain into the receptacle.
3. Fit a new gasket on the drain plug and screw it back in again.
Draining the oil from the oil cooler
This is done from a oil drain valve with the aid of a separate drain hose.
1. Position a receptacle beneath the oil cooler drain point (accessible through a hole in the floor
panel).
2. Lead the free end of the drain hose
6
through the hole in the floor pan and into the receptacle.
10 Maintenance
10.6 Compressor Maintenance
No.: 901783 08 USE
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M82 SIGMA CONTROL SMART
149