Installation Flowchart - Haier MRV II Instruction Manual

1 Installation flowchart

before installation
in installation
After installation
Process
1.Engineering drawing
2. Working preparation
3. Working distribution
4. Indoor installation
5. Outdoor installation
6. Refrigerant pipe layout
7. Condensate water drainage
8. Heat insulation
9. Electric installation
10. Cleaning operation
11. Leakage testing
12. Evacuation
13. Additional refrigerant charging
14. Debugging and trial running
15. Transfer to the user
Important points
Confirm the selected model,
position, pipe size, layout direction
Prepare the material,equipment
and worker's training
Confirm the person responsible
for each process
Confirm the model to avoid the
mis-installation
Prevent the ventilation in short
circuit. Easy for maintenance
Keep dry, clean and hermetic
Pay attention to the gradient
It should be done for the whole
piping system
Select the proper cable and wire
Keep clean in the pipe
Keep the pressure at 28 kgf / cm
for 24 hours
Vacuum should be below 75
mmHg
Recharge the refrigerant due to
the actual pipe length and the
size
Every unit should run normally
Take training for the user
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Part 1