XCMG QAY220, Operation Manual

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QAY220 All Terrain Crane Operation Manual
Inspection item
Engine:
1. Abnormal noise and heating.
2. Check according to the Engine Operation Manual.
Acceleration devices:
1. Loosening and damage.
2. Normal working of the return spring.
Fuel tank:
1.Loosening and damage.
2. Crack and leakage.
Radiator:
1. Loosening pipelines joints.
2. Air or water leakage.
Hydraulic oil tank:
1. Loose installation and damage.
2. Cracks and leakage.
3. Oil level, contamination and viscosity.
Hydraulic pump:
1. Loose installation and damage.
2. Abnormal noise vibration and heating.
3. Leakage.
4. Suction line condition (air entry).
5. Delivery pressure.
6. Loose and leaking piping joints.
Engine
devices
Hydraulic
pump
10-6 Checklist
Be sure to perform the preoperational inspections of
•
Outriggers;
•
Crane mechanisms: boom swinging, elevation and telescoping and rope winding;
•
Brake systems;
•
Electrical system;
•
Safety devices.
10-3 Periodic inspections
Chapter 10
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