Mitsubishi Electric MSH-18RV Service Manual page 18

MSH-30RV -
E1
INDOOR UNIT
Indoor coil
Indoor
thermistor
heat
RT12(main)
exchanger
Indoor coil
thermistor
RT13(sub)
Room temperature
thermistor
RT11
Strainer
MAX. REFRIGERANT PIPING LENGTH
Model
MSH-18RV -
E1
MUH-18RV -
E1
MSH-24RV -
E1
MUH-24RV -
E1
MSH-30RV -
E1
MUH-30RV -
E1
MAX. HEIGHT DIFFERENCE
Refrigerant pipe [15.88
(with heat insulator)
Flared connection
Flared connection
Stop valve
Refrigerant pipe [9.52
(with heat insulator)
Refrigerant piping
Max. length : m
A
15
30
Indoor
unit
wMax. Height
Refrigerant Piping
difference: 5m Max. Length
(MSH-18/24RV)/
15m (MSH-30RV)
w Height difference should be within 5m (MSH-18/24RV) / 15m (MSH-30RV)
regardless of which unit, indoor or outdoor position is high.
Strainer
4-way valve
Muffler
Stop valve
(with service port)
Discharge
thermistor
RT62
Accumulator
Check Capillary tube
valve [4.2 [3.0 50
Strainer
Capillary tube
[4.2 [3.0 50
Piping size O.D : mm
Gas
15.88
A
18
MUH-30RV -
OUTDOOR UNIT
Defrost
thermistor
RT61
Compressor
LEV
Strainer
Refrigerant flow in cooling
Refrigerant flow in heating
Length of connecting pipe : m
Indoor unit
Liquid
6.35
Gas 0.43
Liquid 0.5
9.52
Outdoor unit
Unit:mm
E1
Outdoor
heat
exchanger
Ambient
temperature
thermistor
RT63
R.V. coil
heating ON
cooling OFF
Outdoor unit
Gas 0
Liquid 0