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180
11.14.7 REGARDING REFRIGERANT FILLING
This unit is charge-free and does not require additional filling of refrigerant. Exercise precaution during refilling due to
refrigerant leakage.
Precautions during refrigerant filling
•
Ensure to fill only with liquid refrigerant when
refilling.
If gas refrigerant is filled, the refrigerant
composition will not be balanced and will cause
abnormal operation.
Cylinder with
a siphon tube
Liquid refrigerant
Siphon tube
•
If using cylinders as shown in the bottom left
diagram; without a siphon tube inside, turn it
upside down and use it.
(It is recommended to use the manifold with the
side glass.)
Cylinder
Cylinder
Gas refrigerant
Possible
Not possible
Liquid refrigerant
•
Use tools that are designed specifically for R410A, for pressure resistance and to prevent mixing impurities.
•
Fill the refrigerant from the 3-way valve’s service port on the liquid-side.
For filling and replacing all refrigerant (For refilling due to a leak)
•
For refilling refrigerant, first collect all residual refrigerant and after vacuum dehydration using the vacuum pump.
Refill the refrigerant according to the prescribed amount stated on the placard affixed to this unit.
Precautions after the pipes’ connection have completed
•
Ensure to open the 3-way valve after completing the piping installation. If it is closed during operation, it can lead
to compressor failure.
Содержание S-22KA1E5
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Страница 40: ...40 4 1 2 S 56KA1E5 S 63KA1E5 S 71KA1E5...
Страница 41: ...41 4 2 60 x 60 Cassette Type Indoor Unit 4 2 1 S 22YA1E5 S 28YA1E5 S 36YA1E5 S 45YA1E5 S 56YA1E5...
Страница 42: ...42 4 3 95 x 95 Cassette Type Indoor Unit 4 3 1 S 63UA1E5 S 71UA1E5 S 90UA1E5...
Страница 43: ...43 4 4 Slim Hide Away Type Indoor Unit 4 4 1 S 22NA1E5 S 28NA1E5 S 32NA1E5 S 36NA1E5 S 45NA1E5 S 56NA1E5...
Страница 44: ...44 4 5 Low Static Pressure Hide Away Type Indoor Unit 4 5 1 S 45MA1E5 S 56MA1E5...
Страница 45: ...45 4 5 2 S 63MA1E5 S 71MA1E5 S 90MA1E5...
Страница 51: ...51 7 Wiring Connection Diagram 7 1 Wall Mounted Type Indoor Unit KA1E5 Series...
Страница 52: ...52 7 2 60 x 60 Cassette Type Indoor Unit YA1E5 Series...
Страница 53: ...53 7 3 95 x 95 Cassette Type Indoor Unit UA1E5 Series...
Страница 54: ...54 7 4 Slim Hide Away Type Indoor Unit NA1E5 Series...
Страница 55: ...55 7 5 Low Static Pressure Hide Away Type Indoor Unit MA1E5 Series...
Страница 56: ...56 7 6 Outdoor Unit LA1E5 Series...
Страница 57: ...57 8 Electronic Circuit Diagram 8 1 Wall Mounted Type Indoor Unit KA1E5 Series...
Страница 58: ...58...
Страница 59: ...59 8 2 60 x 60 Cassette Type Indoor Unit YA1E5 Series...
Страница 60: ...60...
Страница 61: ...61 8 3 95 x 95 Cassette Type Indoor Unit UA1E5 Series...
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Страница 63: ...63 8 4 Slim Hide Away Type Indoor Unit NA1E5 Series...
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Страница 65: ...65 8 5 Low Static Pressure Hide Away Type Indoor Unit MA1E5 Series...
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Страница 67: ...67 8 6 Outdoor Unit LA1E5 Series...
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Страница 70: ...70 9 1 3 Receiver PCB CN DISP 9 1 4 Error Code Display PCB CN CODE...
Страница 74: ...74 9 6 Outdoor Unit LA1E5 Series 9 6 1 Main PCB...
Страница 75: ...75 9 6 2 Noise Filter PCB CN TH1 CN OPT4 CN OPT3 CN V1 CN V2 CN OPT1 CN PWR CN OPT2 CN RY1 CN HOT...
Страница 76: ...76 9 6 3 Capacitor PCB DCN IN DCN OUT DCP IN DCP OUT...
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