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7. REFRIGERANT CYCLE DIAGRAM
7-1. Refrigerant Cycle Diagram
42NQV025H / 38NYV025H
NOTE :
• The maximum pipe length of this air conditioner is 20 m. When the pipe length exceeds 15m, the additional
Deoxidized copper pipe
Outer dia. : 9.52mm
Thickness : 0.8mm
NOTE :
Gas leak check position
Refrigerant flow (Cooling)
Refrigerant flow (Heating)
INDOOR UNIT
T1
TO
Temp. measurement
TC
TA
Indoor heat
exchanger
Cross flow fan
Deoxidized copper pipe
Outer dia. : 6.35mm
Thickness : 0.8mm
Sectional shape
of heat insulator
Allowable height
difference : 10m
Allowable pipe length
P
Pressure measurement
Gauge attaching port
Vacuum pump connecting port
Strainer
Pulse Modulating
valve at liquid side
(SEV16RC9)
TD
4-way valve
(STF-0108Z)
Compressor
DA89X1C-23FZ
TS
T2
Outdoor heat
exchanger
Temp. measurement
Propeller fan
Refrigerant amount : 0.80kg
OUTDOOR UNIT
Muffler
Muffler
TE
Min. : 1m
Chargeless : 15m
Strainer
42NQV035M / 38NYV035M
Max. : 20m
Charge : 20g/m
(16 to 20m)
charging of refrigerant, 20g per 1m for the part of pipe exceeded 15m is required. (Max. 100g)
FILE NO. SVM-07013