Y-8 Operation Check
(Crane Operation) .................. 72
1. Outrigger status indicator
by operating outrigger inside cab . 72
2. Outrigger status indicator
by lower outrigger control box ...... 72
3. Boom telescoping control ........................ 73
3.1 Extension .................................................. 73
3.2 Retraction ................................................. 73
3.3 Emergency telescoping ............................ 73
4. Hoisting................................................... 74
5. Backward stability control ....................... 74
6. Jib side-up function ................................. 75
7. Warning .................................................. 76
8. Eco mode operation check ..................... 76
Y-9 Operation Check
(Traveling Device) .................. 77
1. Permanent-magnetic retarder .................. 77
2. Automatic transmission ........................... 78
3. Rear steering lock ................................... 79
3.1 Operation check A .................................... 79
3.2 Operation check B .................................... 80
3.3 Operation check C .................................... 80
4. Overshift prevention ................................ 80
5. Warning .................................................. 81
6. Speedometer .......................................... 82
7. Emergency accelerator switch ................. 82
8. Emergency transmission switch .............. 82
9. Hydraulic suspension .............................. 83
9.1 Normal operation ...................................... 83
9.2 Emergency operation ................................ 85
Y-10 Inspection and Maintenance ......... 88
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