Zoomlion ZA14J Operation And Safety Manual page 42

If leveling system fault indicator lights up, shut off the machine and restart. If fault occurs
again, retract the platform to stowed position via manual level function, and service the leveling
system.
2) Platform overload indicator
Indicate the platform has been overload.
3) Wire rope loosen indicator (not equipped)
Indicate loosen or damage of main boom wire rope, service or adjust it immediately.
4) Tilt alarm warning light
This illuminator indicates that the chassis id on a slope.
An alarm will also sound when the chassis is on an excessive slope (over 5°).
If tilt alarm sounds in stowed position, creep mode is automatically activated.
If tilt alarm sounds in working position, disable drive, steer and telescope functions,
creep mode is automatically activated.
If the tilt alarm sounds with the platform uphill, proceed as follows:
a) Lower the main boom;
b) Lower the tower boom;
c) Retract the main boom.
If the tilt alarm sounds with the platform downhill, proceed as follows:
a) Retract the main boom;
b) Lower the tower boom;
c) Lower the main boom.
5) Main boom system fault indicator (not equipped)
Indicates that the length of main boom cannot measure, need check boom length
sensor.
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