Refrigeration Cycle Diagram; Ras-24Nkhd-E4 / Ras-24Uah-E4 - Toshiba RAS-24NKHD-E4 Service Manual

5-1. RAS-24NKHD-E4 / RAS-24UAH-E4

Cooling
0.39 m
Heating
(Connecting pipe)
∅15.88
O.D.:15.88 mm P
Packed valve
(∅15.88)
Gas container connection (Reinstall etc.)
Heating
Cooling
4-way valve
Heating Cooling Compressor
Cooling
Heating
50 Hz
Standard
Heating High temperature*1
Low temperature
Standard
Cooling High temperature
Low temperature
Note : Measure the heat exchanger temperature at the center of U-bend. (By means of TC sensor.)
*1 : During heating overload, the high temperature limit control operation is included.

5. REFRIGERATION CYCLE DIAGRAM

Indoor unit
Evaporator
Cross flow fan
2JS356D5BB02
Accumulator
Condenser
Propeller fan
Outdoor unit
Standard
pressure P
(MPaG)
1.65
2.30 ~ 2.44
1.20
0.40
0.50
0.30
T
Capillary tube
∅ 1.0x700 l
Dryer
Refrigerant
R22 1.75 kg
Mark ( ) means check points of Gas Leak
Surface temp. of heat
exchanger interchanging
pipe T (°C)
43.0
52.0 ~ 59.0
36.0
11.0
12.0
1.0
– 21 –
FILE NO. SVM-05016
0.49 m
(Connecting pipe)
∅6.35
O.D.:6.35 mm
Packed valve
(∅6.35)
Capillary tube
∅ 2.0x1000 l
Ambient temp.
conditions DB/WB
Fan speed
(°C)
(indoor)
Indoor Outdoor
High 20/–
Low 27/–
High 20/– –10/–10
High 27/19
High 32/23
Low 21/15
7/6
24/18
35/24
43/26
21/15