Mitsubishi Electric PUHY-200YMF-B Service Handbook page 79

Symbol
Name
(function)
Pressure PS1
sensor
PS3
Thermistor TH11
(liquid inlet
temperature)
TH12
(bypass outlet
pressure)
TH13
(liquid level
detection,
heat ex-
changer outlet
temperature)
TH14
(liquid level
detection,
heat ex-
changer inlet
temperature)
TH15
(bypass outlet
temperature)
TH16
(bypass inlet
temperature)
Solenoid SVM
valve
SVA
SVB
SVC
Electronic LEV1
expansion LEV2*
valve
LEV3
LEV4*
* Only for CMB-P-V-D
Application
1) Liquid pressure (high-pressure)
detection
2) LEV control
1) Intermediate pressure detection
2) LEV control
LEV control (liquid refrigerant control)
LEV control (superheat control)
LEV control (liquid refrigerant control)
LEV control (liquid refrigerant control)
LEV control (superheat control)
LEV control (subcool control)
Opens for cooling-only, defrosting.
Supplies refrigerant to cooling indoor
unit.
Supplies refrigerant to heating indoor
unit.
Supplies refrigerant to cooling indoor
unit.
Liquid level control
pressure control
Liquid level control
pressure control
Pressure control
Specification
Red
White
Black
Pressure 0~30kg/cm
(0~2.94MPa)
V 0.5~3.5V
OUT
R =15kΩ
0
B =3460
0/100
Rt =
1
15exp{3460( -
273+t 273+0
0˚C : 15kΩ
10˚C : 9.7kΩ
20˚C : 6.4kΩ
25˚C : 5.3kΩ
30˚C : 4.3kΩ
40˚C : 3.1kΩ
AC 220~240V
Open when energized
Closed when de-energized
12V DC stepping motor drive
0 to 2000 valve opening
pulse
–77–
Check method
2
G
1
)}
Continuity check
by a tester
Same as LEV of
indoor unit.
Object