Service manual

12
MU-A30WV -
E1
OUTDOOR UNIT
Unit:mm
Indoor
unit
wMax. Height
difference:
10m(MS-A18/A24WV)/
15m(MS-A30WV)
A
Refrigerant Piping
Max. Length
w Height difference should be within 10m(MS-A18/A24WV)/
15m(MS-A30WV) regardless of which unit, indoor or outdoor position is high.
Outdoor unit
MAX. HEIGHT DIFFERENCE
MAX. REFRIGERANT PIPING LENGTH
Outdoor
heat
exchanger
Flared connection
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
[3.6✕[2.4✕50
Refrigerant flow in cooling
Compressor
Refrigerant pipe [15.88
(with heat insulator)
Refrigerant pipe [9.52
(with heat insulator)
LEV
Muffler
Muffler
Strainer
Ambient
temperature
thermistor
RT63
Capillary tube
[4.0✕[2.4✕200
(Upper path)
Capillary tube
[4.0✕[2.4✕100
(Lower path)
Model
Piping size O.D : mm Length of connecting pipe : m
Refrigerant piping
Max. length : m
A
25
30
Indoor unit
Gas 0.43
Liquid 0.5
Gas
12.7
15.88
Liquid
6.35
9.52
MU-A18WV - E1
MU-A24WV - E1
MU-A30WV - E1
Outdoor unit
Gas 0
Liquid 0
OB326A-1.qxp 04.2.9 10:41 AM Page 12