Siemens KG39EAI43 - Filling refrigeration circuit (R134 a)

9.
The vacuum is reached once the red and black pointers are aligned.
Allow the vacuum pump to run for at least 10 min, until the pointers on the vacuum
gauge reach 0 bar.
10. Close the yellow valve.
11. Switch off the vacuum pump.
Refrigeration circuit is evacuated.
8.4.5 Filling refrigeration circuit (R134a)
Required tools:
Pipe cutting pliers for copper, alu and steel pipes with
outside diameter of 4mm - 13mm
and wall thickness up to 1.5mm
[00341282]
Sealant LOKPREP 65G, 15ml [00340083]
Notice
Electrical flashover on the compressor!
Destruction of the compressor
▶
Ensure that the compressor is only started once the vacuum is
broken.
Prerequisite:
Refrigeration circuit is evacuated.→Page 66
All filling station valves are closed.
1. Open black and blue valves.
Refrigerant flows into the refrigeration circuit.
2. Start the compressor to accelerate the filling process.
3.
If desired quantity of refrigerant is in the circuit:
- Close the black and blue valves.
4. Remove red connecting hose from the dryer service pipe.
5. 1. Pinch off the dryer service pipe.
2. Apply Lokprep to the thread of the Schrader valve on the dryer service pipe.
3. Close the Schrader valve with the locking cap.
6. Remove blue connecting hose the compressor service pipe.
7. 1. Pinch off the compressor service pipe.
2. Apply Lokprep to the thread of the Schrader valve on the compressor service
pipe.
3. Close the Schrader valve with the locking cap.
Refrigeration circuit is filled with refrigerant.
8. Check refrigeration circuit for leaks.→Page 51
Repair
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