Equipment Lowering with Engine Stopped
- 将液压锁定装置置于开锁（UNLOCKED）位置。
- 把提升操纵杆推到下放位置，以便把工作机具下放到地面上。 提升操纵杆放开之后，操纵杆就回到保持位置。
- 把液压锁定控制移到 锁定位置。
- 将发动机起动开关钥匙转至关断（OFF）位置。
注: 如果工作机具不能下放，控制导向油路的电磁线圈开/关可能失灵。 这种情形，就要执行步骤6。
- 球阀位于主控阀左后侧附近。 此球阀是用于手动下放工作机具。 用顺时针方向慢慢转动方形导杆。 方阀杆应该被转过90 度。 工作机具下放到地面后，再按逆时针方向转动方形导杆。
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不遵守以下警示，可能会导致人员伤亡。 在发动机熄火的情况下降下提升臂时，所有人员应远离动臂降落区域。 降下提升臂时，所有人员必须远离前面的连杆装置。 |
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Caterpillar Information System:
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