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4. Pre-use Preparation
4-1 Notice and inspection before operation
4-1-1 Mechanical Check
1. Are all transport protection facilities removed?
2. Is there any mechanical damage?
3.Are all the safety device, safety covers refitted from the set-up installation?
4. Are all winch unit correctly aligned and locked in position?
5. Are all mobile and rotating parts exempt of foreign bodies? Is there mobility
unimpaired (tools wire, yarns, waste, etc.)
4-1-2 Electrical Check
1. Are all ground conductors connected?
2. Are all cables connected?
3. Is there any mechanical damage of electrical control operating and indicator units
4. Are all plug-in connection to the hoist fitted correctly?
5. Are all the cable near mobile parts fixed correctly?
6. Are the cable fitting tightened?
7. Were chain rests and metal objects removed and cleaned away from switch box,
junction box, control cabinets, and operating panel?
8. Are frequency inverters motor set for the correct V/Hz ratio if applied?
9. Are the drive rotating direction correct?
Summary of Contents for DU903
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