Model Ton Model Ton
RAS-26FSXN 10.19 RAS-50FSXN 19.10
RAS-28FSXN 12.16 RAS-52FSXN 19.10
RAS-30FSXN 12.16 RAS-54FSXN 19.53
4 Special attention
should be given to areas where the refrigerant may be deposited and stay in the room, such as
basements or similar, as it is heavier than air.
Example:
A: Refrigerant charge: 60 kg.
B: Refrigerant piping.
C: Outdoor unit.
D: Indoor unit.
E: Mechanical ventilation equipment.
F: Gas leak detector.
G: The smallest opening room.
H: Small room.
I: Medium-sized room.
J: Large room.
K: Opening.
N O T E
1 The gas
leakage quantity for each room (large, medium-sized, small and the smallest) should be calculated as
60 kg.
2 The gas concentration of each room should not exceed the limit value, 0.44 kg/m
3
.
12 Maintenance notes
353
SMGB0065 rev. 1 - 12/2010
12
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