Sharp AY-XPC18LR - Refrigerant Flow

AYXPC18LR
4 – 1
AYXPC18LR
ServiceManual

CHAPTER 4. REFRIGERATION CYCLE
[1] REFRIGERATION CYCLE
1. FLOW OF REFRIGERANT
AY-XPC18LR
AY-XP24LR
2. STANDARD CONDITION
3. TEMPEATURE AT EACH PART AND PRESSURE IN 3-WAY VALVE
* On test run mode
s
s
1
4
C
2
Accumulator
3
Strainer
Strainer
Expansion
valve
Heating Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Comp-
ressor
Flare coupling Flare coupling
3-way valve
(GAS)
2-way valve
(LIQUID)
Silencer
Coil
Muffler
s
1
4
2
Accumulator
Sub
Accumu-
lator
Muffler
3
Strainer
s
Strainer
Expansion
valve
Heating Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Comp-
ressor
Flare coupling Flare coupling
3-way valve
(GAS)
3-way valve
(LIQUID)
Silencer
Coil
C
Indoor side Outdoor side
Dry-bulb Temperature Relative humidity Dry-bulb Temperature(°C) Relative humidity
Cooling 27°C 47% 35°C40%
Heating 20°C– 7°C87%
MODEL AY-XPC18LR AY-XP24LR
No. Condition Cooling Heating Cooling Heating
Temp. on (°C)
74 82 79 83
Temp. on (°C)
414395
Temp. on (°C)
12 34 13 29
Temp. on (°C)
126103
3-way valve pressure (MPaG) 0.88 2.83 0.83 3.02
1
2
3
4