Furukawa Unic URW370C4U Series, Operation & Maintenance Manual

Page: 83 / 248

11-5
HOW TO OPERATE CRANE
2
System diagnosis
Do not operate the crane while the system diagnosis is being carried out.
If the crane is operated during the system diagnosis, voice mes-
sage, “Beep, Service remote control, Service remote control”, sounds
and the crane is turned into inoperable conditions.
If this happened, restart the engine.
If it found normal after the system diagnosis, the mode indicator lamp lights numbers. (In case
of manual specification, the number [
] is to be indicated.)
Refer to the section “18. Mode indicator lamp(on page 18-1)” for detail.
If the “mode indicator lamp” fails to make a full lighting or voice mes-
sage, “Beep, Service remote control, Service remote control”, sounds
despite the fact that the crane has not been operated, store the crane
according to the section “9
◆
2 How to reset when automatic stop for
over-winding is found to be out of order” and ask a UNIC authorized ser-
vice shop for repair.
The crane is in the process of system diagno-
sis while the “mode indicator lamp” is mak-
ing a full lighting.
Following items are to be checked by the sys-
tem diagnosis.
• Checking if electronic circuit in the control
box is functioning properly.
• Checking if manual control lever is at its
neutral position.
CAUTION
CAUTION