[5] CHECKING OVER HOIST DETECTOR FOR OPERATION • Before checking "over hoist detector for operation" is started, refer to "Operation 2.13 Outrigger Set Up Operation" and install the outriggers at the maximum position according to the procedure in it. • For checking over hoist detector for operation, refer to "Operation 2.14 Cautions before Crane Operation" through "Operation 2.22 Crane Stowing Operation" and strictly follow thier procedures and/or cautions. 1. Refer to "Operation 2.15 Operations before Crane Operations" and slacken the wire rope which fixes the hook block (10) to release it from the hook holder (9), according to the procedure in it.
2. Keep the lever (4) of the over hoist detector (3) in its "Raise" position and try operations as listed below to ensure that each operation stops, as well as the Over hoist and moment limiter alarm buzzer beeps: (1) Boom derricking lever "Raise" operation. (2) Winch lever "UP" operation. (3) Boom telescoping lever "Extending" operation. Where the over hoist and moment limiter alarm buzzer (5) does not beep or each crane function does not stop, device error of the over hoist detector or disconnection of wiring is assumed. Ask us or our sales service agency for repair. 3. Keep the lever (4) of the over hoist detector (3) in its "Lower" position and try operations as listed below to ensure that the Over hoist and moment limiter alarm buzzer (5) stops beeping and each operation resumes. Where the over hoist and moment limiter alarm buzzer (5) does not stop beeping or each crane function is not enabled, device error of the over hoist detector or disconnection of wiring is assumed. Ask us or our sales service agency for repair.
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