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16
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Disposal
16 Disposal
In this chapter
16.1 To recover refrigerant
Installer reference guide
258
NOTICE
Do NOT try to dismantle the system yourself: dismantling of the system, treatment of
the refrigerant, oil and other parts MUST comply with applicable legislation. Units
MUST be treated at a specialised treatment facility for reuse, recycling and recovery.
16.1
To recover refrigerant ............................................................................................................................................................ 258
16.1.1
To open the stop valves ......................................................................................................................................... 259
16.1.2
To manually open the electronic expansion valves............................................................................................... 259
16.1.3
Recovery mode — In case of 3N~ models (7-segments display) .......................................................................... 260
16.1.4
Recovery mode — In case of 1N~ models (7-LEDs display) .................................................................................. 263
When disposing of the outdoor unit, you need to recover its refrigerant.
To ensure that no refrigerant remains trapped in the unit:
▪
Make sure the stop valves are open (a, b).
▪
Make sure the electronic expansion valves (Y1E, Y3E) are open.
▪
Use all 3 service ports (a, b, c) to recover refrigerant.
Components
a Liquid stop valve with service port
b Gas stop valve with service port
c Service port 5/16" flare
Y1E Electronic expansion valve (main)
Y3E Electronic expansion valve (injection)
To recover refrigerant when power is OFF
1 Make sure the stop valves are open.
2 Manually open the electronic expansion valves.
3 Recover refrigerant from the 3 service ports.
To recover refrigerant when power is ON
1 Make sure the unit is not running.
2 Make sure the stop valves are open.
c
Y3E
a
b
Y1E
ERLA11~16D + EBVZ16S18+23D
Daikin Altherma 3 R F
4P643604-1B – 2022.05
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