Cooling Water Pipe or Hose Removal and Installation
Precautions: Precautions for Cooling System · General safety (00)
Removal
1)Drain coolant. 
2)To remove cooling water pipes or hoses, loosen clamp on each hose and pull hose end off.
Installation
Reverse removal procedure noting the following points.
•If there is matchmark on each of hose and pipe, install the hose aligning matchmark on hose with matchmark on pipe and then install each clamp in proper position.
•Refill cooling system with coolant.
•Check cooling system for leakage.
•Refill cooling system with coolant.
•Check cooling system for leakage.