Refrigerant System Diagram - Mitsubishi Electric MUX-19TV -E1 Service Manual

8

REFRIGERANT SYSTEM DIAGRAM

MSC-07RV-
E3
MSC-12RV-
E3
INDOOR UNIT
Room
temperature
thermistor
RT11
Indoor
heat
UNIT A
exchanger
MSC-12RV
E3
Indoor coil
thermistor
RT12
Room
temperature
thermistor
RT11
Indoor
heat
UNIT B
exchanger
MSC-07RV
E3
Indoor coil
thermistor
RT12
MAX. REFRIGERANT PIPING LENGTH & MAX. HEIGHT DIFFERENCE
MUX-19TV
UNIT No.
Max. limits
A , B
ADDITIONAL REFRIGERANT CHARGE (R22:g)
Outdoor unit
precharged (g)
UNIT
A
UNIT
B 1,000
PIPING PREPARATION
1 Table below shows the specifications of pipes commercially available.
UNIT No.
A and B UNIT For liquid
UNIT For gas
B
A UNIT For gas
2 Ensure that the 2 refrigerant pipes are well insulated to prevent condensation.
3 Refrigerant bending radius must be 10cm or more.
All manuals and user guides at all-guides.com
Refrigerant pipe
{12.7
(With insulation)
Stop valve
with service port
Flared connection
Stop valve
Refrigerant pipe
{6.35
(With insulation)
Refrigerant pipe
{9.52
(With insulation)
Stop valve
with service port
Flared connection
Stop valve
Refrigerant pipe
{6.35
(With insulation)
Indoor unit B
MSC-07RV
E3
L
Outdoor unit
E1
Additional piping max. length 15m
Pipe length
L
15m
7m 8m
870
0 15
Outside diameter
Pipe
mm
6.35
9.52
12.7
Compressor(MC1)
Capillary tube
3.0 1.6 660
{ {
Compressor(MC2)
Capillary tube
3.0 1.4 810
{ {
Indoor unit A
MSC-12RV
E3
H L H
Height difference (H)
10m
Refrigerant piping length (one way)
9m 10m 11m
30 45 60
Insulation
thickness
8 mm
8 mm
8 mm
10
Unit: mm
MUX-19TV-
E1
OUTDOOR UNIT
Outdoor
heat
exchanger
No. of bends
10
12m 13m 14m 15m
75 90 105 120
Insulation material
Heat resisting foam plastic
0.045 specific gravity