Installation Instructions
Straight Pin with Mounting Tool
5.2
Following these instructions will ensure that the Expander System is installed correctly and the pivot life is prolonged.
Congratulations! You have purchased a custom engineered solution to the pivot wear problem on your machine. Contact your dealer or Expander before proceeding if you have any questions.
Expander System pivot pin comes with a warranty against lug wear of 10 years / 10 000 hours in operation (whichever comes first) from the date of purchase.
The picture shows a female axle but the principle is the same for other designs.
1 Bolt. 2 Washer. 3 Sleeve. 4 Axle (Pin). 5 Bolt for mounting tool. 6 Stop screws. 7 Mounting tool 8 Allen key screws.
Preparation
拆除任何轴衬以避免日后轴衬和安装凸耳间出现磨损。
如安装前出现的裂缝或凸耳弯曲,请先对结构损伤部分 进行修复。
消除沉头孔内的不规则部分。
套筒的磨损凸耳最大与最小直径差必须小于 06” (1.5mm)，以进行正确配合。
ATTENTION! If the worn lugs diameter at any point is 2 mm (.080”) or more over original lug diameter contact your dealer or Expander System. You will need oversized sleeves.
Installation
用现有的润滑油对套筒和轴进行润 滑，最好用石墨润滑脂。请勿对螺纹 进行润滑！
注意! 如果适用：使润滑油出口 与作用力方向呈 90 度角，以最 小化出口处的应力集中。
Assemble the mounting tool and bolt for mounting tool using the allen key screws. Insert the axle and position it in the bores. Install the sleeves, then the washers and fasteners. Tighten the fasteners with recommended torque.
Remove the allen key screws and mounting tool. Mount the stop screws.
Torque recommendations
Hex Bolts and Bolts for Mounting Tool
Torques M12-M24 ± 10%, M30... +30/-0%
| M12 | M14 | M16 | M20 | M24 | M30 | M36 | M42 | |
| Nm | 70 | 115 | 175 | 350 | 500 | 600 | 700 | 900 |
| lb-ft | 52 | 85 | 129 | 258 | 369 | 443 | 516 | 664 |
六角螺母：标准高度
扭矩 M12-M24 ± 10%, M30... +30/-0%
| M12 | M14 | M16 | M20 | M24 | M30 | M36 | M42 | |
| Nm | 65 | 115 | 175 | 250 | 350 | 500 | 600 | 700 |
| lb-ft | 48 | 85 | 129 | 184 | 258 | 369 | 443 | 516 |
六角螺母：低高度
扭矩 M12-M24 ± 10%, M30... +30/-0%
| M12 | - | M16 | M20 | M24 | M30 | - | - | |
| Nm | 60 | - | 125 | 200 | 275 | 350 | - | - |
| lb-ft | 44 | - | 92 | 148 | 203 | 258 | - | - |
扳手螺母
所有扭矩 ± 10%
| M17 | M25 | M35 | M45 | M55 | M65 | M75 | M85 | |
| Nm | 50 | 120 | 250 | 500 | 600 | 700 | 800 | 900 |
| lb-ft | 37 | 89 | 184 | 369 | 443 | 516 | 590 | 664 |
Final Check
施加初始转矩后，在最大范围内移动机器数次并重新检查转 矩。
Ensure that there is a minimum distance of 0,5mm (0.02”) between the washer and the lug. Ensure that there is a minimum distance of 0,5mm (0.02”) between the bolt for the mounting tool and the lug. ATTENTION! If the washer or bolt for the mounting tool is in contact with the lug, contact your dealer or Expander System.
Dismounting
拆卸膨胀销系统时，拧松两侧的紧固件并拆除垫圈。
轻敲轴，直至套筒张力释放，然后拆除套筒并在另一侧重复相同 的步骤。拆除工具可从 Expander 购买。 请勿损坏螺纹。
