Service manual

31
Indoor unit A
Outdoor unit
MUX-A10WV- E1
Additional piping max. length 15m
Max. length
difference
10m
Indoor unit B
OUTDOOR UNITINDOOR UNIT
UNIT A
Indoor
heat
exchanger
Indoor coil
thermistor
RT12
Room
temperature
thermistor
RT11
UNIT B
Indoor
heat
exchanger
Outdoor
heat
exchanger
Indoor coil
thermistor
RT12
Room
temperature
thermistor
RT11
(With insulation)
Refrigerant pipe
9.52
(With insulation)
Refrigerant pipe
9.52
Flared connection
(With insulation)
Refrigerant pipe
6.35
(With insulation)
Refrigerant pipe
6.35
Flared connection
Stop valve
with service port
Solenoid valve
21R1
Solenoid
valve
21R
Solenoid valve
21R2
Capillary tube
Capillary tube
Capillary tube
Capillary tube
[3.0 x [1.4 x 1000
Compressor
Strainer
Muffler
Refrigerant flow in cooling
Stop valve
with service port
Stop
valve
Stop
valve
[3.0 x [1.6 x 900
[3.0 x [1.4 x 400
[3.0 x [1.4 x 400
Strainer
MAX. REFRIGERANT PIPING LENGTH & MAX. HEIGHT DIFFERENCE
PIPING PREPARATION
1 Table below shows the specifications of pipes commercially available.
2 Ensure that the 2 refrigerant pipes are well insulated to prevent condensation.
3 Refrigerant bending radius must be 10cm or more.
MUX-A10WV-
E1
Unit : mm
Outside diameter Insulation
UNIT No. Pipe
mm thickness
Insulation material
and
UNIT
For liquid 6.35 8 mm Heat resisting foam plastic
For gas 9.52 8 mm 0.045 specific gravity
BA
ADDITIONAL REFRIGERANT CHARGE (R410A:g)
Outdoor unit
precharged
1000g
Refrigerant piping length (one way)
10
m
11
m
12
m
13
m
14
m
15
m
16
m
17
m
18
m
19
m
20
m
21
m
22
m
23
m
24
m
25
m
26
m
27
m
28
m
29
m
30
m
0 102030405060
70 80 90 100 110 120 130 140 150 160 170 180 190 200
unit + unit
BA
UNIT No.
OB307C-2.qxp 04.5.11 1:17 PM Page 31