Hoist Pilot Pressure Is High
问题：举倾先导压力超出技术规格
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| 可能的部件根源 | 非部件根源 | 如何诊断 | 修正措施 |
|---|---|---|---|
| 牵引马达单向阀卡滞在开启位置 | 污染 | 举倾先导压力测压口处的压力应等于辅助蓄能器压力。 | 更换单向阀。 |
| 举倾减压阀（不正确设置） | N/A | 检查举倾先导压力。 | 如果不在公差范围内，调整和/或更换举倾减压阀。 |
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