Refrigerant System Diagram - Mitsubishi Electric Mr. SLIM PU-1.6VLJA Technical & Service Manual

Split-type air conditioners
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6

REFRIGERANT SYSTEM DIAGRAM

PU-1.6VLJA
.UK
2
PU-2VJA
.UK,PU-2NJA
2
Low pressure
switch
Charge
plug
Ball
valve
Ø15.88
(5/8)
Accumulator
Compressor
Ø9.52
Capillary tube
(3/8)
Ball valve
PU-1.6 (O.D.3.2oI.D.1.8-R 900)
(with service port)
PU-2 (O.D.4.0oI.D.2.0-R 430)
PU-3VJA
.UK,PU-3YJA
2
PU-4VLJSA
.UK,PU-4YJSA
2
Low pressure
switch
PU-3JA
Ø15.88
Ball
Charge
(5/8)
valve
plug
PU-4JSA
Ø19.05
(3/4)
Accumulator
Capillary tube for
injection
Only
PU-3VJA
(O.D.3.2oI.D.2.0-R520)
PU-3YJA
(O.D.3.2oI.D.1.4-R800)
PU-3NJA
(O.D.3.2oI.D.1.6-R500)
}
PU-4YJSA
(O.D.3.2oI.D.1.2-R500)
PU-4TJSA
Ø9.52
(3/8)
Ball valve
(with service port)
.UK
1
Check plug
High pressure
switch
.UK,PU-3NJA
2
.UK,PU-4TJSA
2
High pressure
switch
Check
plug
Strainer
Outdoor heat
exchanger
Compressor
Capillary
tube
PU-3NJA,3VJA
PU-3YJA
(O.D.3.2oI.D.1.8-R 800)o2pcs
PU-4VLJSA
PU-4YJSA
PU-4TJSA
(O.D.3.2oI.D.2.0-R 840)o2pcs
flow of refrigerant
PU-2.5VJA
PU-2.5NJA
Low pressure
switch
Ball
valve
Ø15.88
(5/8)
Outdoor heat
exchanger
Accumulator
Strainer
Ø9.52
(3/8)
O.D.3.2oI.D.1.2-R1000
Ball valve
Capillary tube
(with service port)
for injection
(Only PU-2NJ
.UK
1
PU-2VJA
.UK)
2
flow of refrigerant
.UK
PU-5TJSA.UK, PU-5YJSA.UK
1
.UK
PU-6TJSA.UK, PU-6YJSA.UK
1
[19.05
(3/4)
Ball
valve
Accumulator
Capillary tube
PU-5Y·TJSA
(O.D. 4.0 oI.D. 2.4 –R840)o2pcs
PU-6YJSA
(O.D. 4.0 oI.D. 2.4 –R1200)o2pcs
PU-6TJSA
(O.D. 4.0 oI.D. 2.4 –R740)o2pcs
[9.52
(3/8)
Ball valve
(with service port)
Capillary tube
PU-5Y·TJSA (O.D. 4.0 oI.D. 2.4 –R400)
PU-6Y·TJSA (O.D. 4.0 oI.D. 2.4 –R200)
.UK
2
.UK
1
High pressure
switch
Charge
Check
plug
plug
Strainer
Compressor
Capillary tube for
injection
O.D.3.2oI.D.1.2-R1000
Check plug
High pressure
switch
Charge
plug
Compressor
DPR
: flow of refrigerant
Outdoor heat
exchanger
Capillary
tube
(O.D.3.2oI.D.1.6
-R760)o2pcs
flow of refrigerant
Outdoor
heat
exchanger
Strainer
13

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