Refrigerant Cycle Diagram - Toshiba RAS-M10YKV-E Service Manual

RAS-M10YKV-E, RAS-M13YKV-E, RAS-M16YKV-E
RAS-4M27YAV-E
To
D room C room
Connecting pipe
Thickness : 0.8mm
Ø12.7 :
RAS-M16YKV-E
Ø9.52 :
RAS-M10YKV-E
RAS-M13YKV-E
(Ø9.52) (Ø9.52) (Ø9.52) (Ø12.7)
TGd
Pressure
P
measurement
Gauge attaching port
Vacuum pump
connecting port
Accumulating
tank 1500cc
TS
Temp. measurement
NOTE
• The maximum pipe length of this air conditioner is 70 m. The additional charging of refrigerant is unnecesary
because this conditioner is designed with charge-less specification.
• Connection of only one indoor unit is unavailable. Two or more indoor units should be connected.

6. REFRIGERANT CYCLE DIAGRAM

Temp. measurement
T1
To To
B room
Connecting pipe
Thickness : 0.8mm
Ø6.35
Sectional shape
of heat insulator
TGc TGb TGa
Packed valve (Gas side)
(Ø12.7)
T2
TCa
Indoor unit A
To
D room
Evaporator
Cross flow fan
TA
(Ø6.35)
Strainer
Muffler
Ø25 x 160L
TD
Compressor
DA220A2F-20L
TE
TO
Propeller fan
Outdoor unit
– 40 –
To To
C room B room
(Ø6.35) (Ø6.35) (Ø6.35)
Pulse modulating
valve at liquid side
(SKV18D26)
Packed valve (Liquid side)
(Ø9.52)
Refrigerant amount : 2.4kg (R410A)
NOTE : Gas leak check position
Refrigerant flow (Cooling)
Refrigerant flow (Heating)
Per 1 unit
Max. : 25m
Min. : 2m
Total
Max. : 70m