Airo X RT Series, Use And Maintenance Manual

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Use and Maintenance Manual - X_RT Series Page 74
7.3.14.5 STP1-STP2-STP3-STP4 Microswitches (machines with levelling outriggers)
The STP1-STP2-STP3-STP4 microswitches on the chassis near the levelling outriggers check the position of the pads of the
levelling outriggers.
With all pads not resting on the ground (the machine rests on its wheels) all STP… microswitches are not activated and:
Lifting can be controlled (unless other alarms) – the lifting enable warning light is on.
With all pads resting on the ground (the machine rests on the levelling outriggers) all microswitches STP… are activated and:
Lifting can be controlled (unless other alarms) – the lifting enable warning light is on.
Drive is disabled – drive enable warning light is off.
When the machine is resting on both pads/ wheels:
Lifting is disabled – lifting enable warning light is off.
Drive is disabled – drive enable warning light is off.
The levelling outriggers position warning lights concerning the levelling outriggers that have not retracted are flashing.
7.3.14.6 M13 microswitch (oscillating axle)
The M13 microswitch checks the position of the oscillating axle and is located on the chassis, above the oscillating axle.
Its function is:
When the platform is lifted (the oscillating axle locks in the position it was before lifting) if the two wheels of the oscillating axle
are not on the same ideal plane as those of the fixed axle (within an allowance of about 50mm), drive is prevented (this
condition is signalled by the danger red light at platform - the alarm is not activated).