33
4
33
12. CHECK FOR COOLANT LEAKAGE FOR THE S-JA2518 MODELS
G
TAKE CARE
Evacuating the coolant piping and the interior unit of the air conditioner must be carried out
in accordance with the applicable national regulations. The test for coolant leakage of the
coolant piping and the interior unit may only be carried out by a certified fitter.
POSSIBILITIES FOR LEAK CHECK AIR CONDITIONER
• Soap water method: Apply a soap water or a liquid neutral detergent on the indoor unit connection
or outdoor unit connections by a soft brush to check for leakage of the connecting points of the
piping. If bubbles come out, the pipes have leakage.
• Dedicated special leak detector: Use the leak detector to check for leakage.
13. TOPPING UP COOLANT FOR PIPING LENGTHS ABOVE 05 METRES.
G
TAKE CARE
Connecting the coolant pipes of an air conditioner must be carried out in accordance with the
applicable national regulations and laws. Refilling the coolant may only be carried out by an
authorised fitter.
The air conditioner is filled with sufficient coolant at the factory for a pipe length of a maximum of 5 metres.
If the coolant piping is longer than 5 metres then the air conditioner must be topped up with extra coolant.
The amount of coolant to be added is shown in table 2
Model
For piping longer
than 5 metres
Extra filling per
meter in grams
2.5 – 2.6 kW 20
3.1 – 3.6 kW 20
4.8 – 5.4 kW 20
Tabel 2
Only use coolant of the same type as stated on the type plate.
14. TEST RUNNING AFTER INSTALLATION
Perform test running after completing electrical safety check and gas leak check.
The test running time should last more than 30 minutes.
Check if all the functions works well during test running. Especially check whether the drainage of indoor
unit is smooth or not.
Q_instal_S-JA2518 ('17) V2.indd 33 30-10-17 14:42
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