XCT80 Truck Crane Operation Manual
VI
10-4-5 Fold and unfold vertical outrigger .................................................................................. 10-18
10-4-6 Leveling crane ................................................................................................................. 10-19
10-5 Throttle operation .................................................................................................................. 10-19
10-5-1 Operating precautions ..................................................................................................... 10-19
10-5-2 Operating method ........................................................................................................... 10-20
10-6 Lifting mechanism operation ................................................................................................. 10-21
10-6-1 Operating precautions ..................................................................................................... 10-21
10-6-2 Main lifting mechanism operation (right handle) ........................................................... 10-21
10-6-3 Auxiliary lifting mechanism operation (left control handle) .......................................... 10-22
10-6-4 Free trackslip operation .................................................................................................. 10-23
10-7 Main crane boom stretching operation .................................................................................. 10-23
10-7-1 Operating precautions ..................................................................................................... 10-23
10-7-2 Operating method ........................................................................................................... 10-24
10-8 Main crane boom luffing operation ....................................................................................... 10-25
10-8-1 Operating precautions ..................................................................................................... 10-25
10-8-2 Main crane boom luffing operation (right control handle) ............................................. 10-26
10-8-3
Relations between main crane boom elevation angle and total crane weight and working radius
............... 10-27
10-9 Slewing operation .................................................................................................................. 10-27
10-9-1 Operating precautions ..................................................................................................... 10-27
10-9-2 Slewing operation (left control handle) .......................................................................... 10-28
10-10 Combined action instructions .............................................................................................. 10-29
Chapter11 Oil and Grease ........................................................................................................................ 11-1
11-1 Fuel and engine oil ................................................................................................................... 11-1
11-2 Hydraulic oil ............................................................................................................................ 11-1
11-3 Gear oil .................................................................................................................................... 11-2
11-4 Grease ...................................................................................................................................... 11-4
11-5 Domestic and foreign grease comparison ................................................................................ 11-7
11-6 Coolant ..................................................................................................................................... 11-8
11-7 Waste oil, antifreeze processing ............................................................................................... 11-8
Chapter 12 Crane inspection and maintenance ........................................................................................ 12-1
12-1 Overview ................................................................................................................................. 12-1
12-2 Inspection items ....................................................................................................................... 12-1
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