Toshiba RAS-13NKHD-E Service Manual page 19

5-1. RAS-13NKHD-E / RAS-13UAH-E3
Cooling
0.39 m
Heating
(Connecting pipe)
∅12.7
O.D.:12.7 mm P
Packed valve
(∅12.7)
Heating
Cooling
4-way valve
Heating Cooling Compressor
Cooling
Heating
50Hz
Standard
Heating Overload*1
Low temperature
Standard
Cooling Overload
Low temperature
Note
•
Measure the heat exchanger temperature at the center of U-bend. (By means of TC sensor)
•
*1 During heating overload operation, a value for the high temperature limit control operation is included.
5. REFRIGERATION CYCLE DIAGRAM
Indoor unit
Heat exchanger
Cross flow fan
PH170T2-4L2
Accumulator
Heat exchanger
Propeller fan
Outdoor unit
Standard
pressure P exchanger interchanging
(MPaG)
1.84
2.00 ~ 2.42
1.50
0.49
0.60
0.45
T1
Capillary tube
∅1.5 x 700
l
Refrigerant
R22 : 1.00 kg.
Mark ( ) means check points of Gas Leak.
Surface temp. of heat
pipe T1 (°C)
46.0
52.0 ~ 59.0
38.0
10.0
15.0
2.0
− 18 −
FILE NO. SVM-04022
0.49 m
(Connecting pipe)
∅6.35
O.D.:6.35 mm
Packed valve
(∅6.35)
Capillary tube
∅1.0 x 900
l
Ambient temp.
conditions DB/WB
Fan speed
(°C)
(indoor)
Indoor Outdoor
High 20/15
Low 27/−
− −10/−10
High 20/
High 27/19
High 32/23
Low 21/15
7/6
24/18
35/24
43/26
21/15