Refrigerant Recovery And Charge - Daikin LX10F11B3 Service Manual

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4.6 Refrigerant Recovery and Charge

Valve chamber
③
Work
Operation
High pressure
Pressure
Low pressure
cheek
Refrigerant recovery
Vacuum and dehydration
R134a
(1) Liquid
Refrigerant
charge
charge
(Refer to note
1 of specified
(2) Gaseous
charge amount
charge
of refrigerant.)
Note 1. Confirm specified charge amount of refrigeration indicated on model name plate.
The model name plate is mounted on the compressor chamber (behind of cable box).
LPT
①
①
②
④
Service port
②
①
① & ④ Recover all refrigerant from ports ④ and ①.
① & ④ Vacuum and dehydrate from ports ④ and ① after recovering.
Charge liquid refrigerant from port ④ after vacuum and
dehydration.
④
All specified charge amount of refrigerant can not be charged.
By operating unit, charge gaseous refrigerant from port ① for
the rest of specified charge amount of refrigerant.
①
Charging liquid refrigerant from port ① causes malfunction of
the compressor.
4-9
EEV
CFM
HSV
DMV
②
Compressor chamber
Notes
③
LSV
④