Service manual

9
Outdoor
heat
exchanger
Flared connection
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
[3.6 x [2.4 x 50
Refrigerant flow in cooling
Compressor
Refrigerant pipe
[15.88
(with heat insulator)
Refrigerant pipe
[9.52
(with heat insulator)
Strainer
#100
Strainer
#100
Accumulator
Ambient
temperature
thermistor
RT63
Capillary tube
[4.0 x [2.4 x 200
Capillary tube
[4.0 x [2.4 x 100
LEV
(Expansion valve)
Solenoid valve
[4.2 x [3.0 x 50
MU-A30ND
OUTDOOR UNIT
MAX.REFRIGERANT PIPING LENGTH and MAX.HEIGHT DIFFERENCE
Model
Piping size O.D : mm
Refrigerant piping : m
Max. length
A
Max. Height
difference
B
Gas
Liquid
30
MU-A18ND
MU-A24ND
MU-A30ND
{15.88
{6.35
{9.52
15
{12.7
Indoor
unit
Outdoor unit
Max. length
A
Max. Height
difference
B
ADDITIONAL REFRIGERANT CHARGE(R22 : g)
NOTE : Calculation : Xg=15g/m ✕ (Refrigerant piping length (m)-7)
Model
Outdoor unit precharged
Refrigerant piping length (one way)
15m
120
20m
195
30m
345
7m
0
10m
45
2,200
1,400
2,400
MU-A18ND
MU-A30ND
MU-A24ND
Unit : mm
OB405E.qxp 09.10.15 1:32 PM Page 9