KAMAZ 5490 Operation Manual page 174

If the cab is not locked, the cab lock indicator
lights up on the driver's instrument panel.
The unblocked cabin creates a danger for the op-
erational reliability and safety of the vehicle.
At the end of hydraulic cylinder travel (100 mm
till complete cab stop), cab lowers with acceleration un-
der its own weight).
Attention!
During cab accelerated lowering, there's danger
of injure – do not keep the cab by hands.
You can stay under the cab only after it is entire-
ly set into a tilted position.
With engine working and cab tilted, the cooling
system fan may engage automatically.
It is strictly forbidden to work in zone of fan with
engine working.
Do not touch the hot parts of engine (e.g. intake
manifold) when the cab is tilted and the engine is run-
ning.
Start motion only with locked driver cab, the pi-
lot lamp in this case must go out.
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