Positioning Boom
AssemblyKnuckle boom positioning the post driver over the post line and along the shoulder. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Positioning Boom
5 top-level lines as of r78343| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Boom Section | guardrail-installation-rig-boom-section | 2× | 2 | · | part |
| 2 | Slew Bearing | guardrail-installation-rig-slew-bearing | 1× | 1 | · | part |
| 3 | Boom Cylinder 3 parts | guardrail-installation-rig-boom-cylinder | 3× | 3 | 0 | assembly |
| 4 | Slew Drive Motor 4 parts | guardrail-installation-rig-slew-motor | 1× | 1 | 0 | assembly |
| 5 | Ball Bearing | ball-bearing | 4× | 4 | · | part |