LOAD KING 35-127 M, Operator'S Manual, Page: 88 / 216

88
35-127 M
Inspection
Crane Boom
MAIN BOOM INSPECTION & MAINTENANCE PROCEDURE
Task Action
• Broken wire rope or cut strands� Replace
• Corrosion of wire rope� Replace
• Wire rope kinking, crushing, un-stranding, bird caging, main strand
displacement or core protrusion�
Replace
DAILY
• Check the sheaves for wear�
• Check pins for cracks�
• Lubricate the wire ropes�
• Clean the wire ropes�
EVERY 50 HOURS
• Lubricate the hook block�
EVERY 250 HOURS
• Lubricate the slides�
• Lubricate the main boom head�
• Lubricate sliding surfaces�
EVERY 1000 HOURS
• Check the sheaves roller bearings or bushings and are properly
lubricated�
EVERY 1500 HOURS
• Check wear pads, shims & wear pad fasteners�
Replace as req’d
• Check chains for adequate lubrication�
• Check for corrosion of fasteners�
EVERY 4 YEARS
• Visually inspect extension & retraction ropes�
Disassemble Boom ¹
• Check chains for wear� Disassemble Boom ¹
• Check cable anchors for corrosion or cracking� Disassemble Boom ¹
• Clean boom sections and remove internal grease and re-grease with
specified lubricant�
Disassemble Boom ¹
• Sheave pins check for corrosion and wear� Disassemble Boom ¹