Replacement of Main Units
TD831077
VII-16
7
(1) Injection of Oil and Refrigerant
[Oil injection]
Inject the oil amount below into each model from the oil removal service port of each model.
[Refrigerant injection]
1. Find the refrigerant injection amount using the formula below.
* The default refrigerant injection amount for each model is written on the name plate affixed to each unit.
2. Inject refrigerant from the liquid pipe valve of each model.
1. Compressors
2.4 l
Refrigerant
injection amount
(kg) (entire system)
=
Total default refrigerant
injection amount for all
outdoor unit models
+
Additional refrigerant
charge amount in the
on-site pipes
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