Refrigerant System Diagram - Mitsubishi Electric PU-2NJA Technical & Service Manual

6

REFRIGERANT SYSTEM DIAGRAM

PU-2NJA.TH
Low pressure
switch
Ball
Charge
valve
plug
[
15.88
(5/8)
Accumulator
Compressor
[
9.52
(3/8)
Capillary tube
Ball valve
O.D.3.2oI.D.2.0-L430
(with service port)
PU-4TJSA.TH
Low pressure
switch
Ball
Charge
valve
plug
[
19.05
(3/4)
Accumulator
Capillary tube for
injection
O.D.3.2oI.D.1.2- L 500
[ 9.52
Ball valve
(3/8)
(with service port)
Check
plug
High pressure
switch
Outdoor heat
exchanger
Strainer
#100
O.D.3.2oI.D.1.2
-L1000
Capillary tube
for injection
flow of refrigerant
High pressure
switch
Check
plug
Strainer
#100
w
Compressor
Capillary
tube
O.D.3.2oI.D.2.0
-L840o2pcs
flow of refrigerant
PU-2.5NJA.TH
PU-3NJA.TH
Low pressure
switch
Ball
valve
[
15.88
(5/8)
Accumulator
[
(3/8)
Ball valve
(with service port)
PU-5TJSA.TH
PU-5XJSA.TH
Low pressure
switch
Strainer
#50
[19.05
(3/4)
Ball
valve
Outdoor heat
exchanger
Accumulator
Capillary tube
PU-5
(O.D. 4.0 oI.D. 2.4 oL840)o2pcs
PU-6
(O.D. 4.0 oI.D. 2.4 oL740)o2pcs
[9.52
(3/8)
Ball valve
(with service port)
Capillary tube
PU-5 (O.D. 4.0 oI.D. 2.4 oL400)
PU-6 (O.D. 4.0 oI.D. 2.4 oL200)
11
High pressure
switch
Charge Check
plug plug
#100
Strainer
Compressor
Capillary tube for
injection
PU-2.5 (O.D.3.2oI.D.1.2- L 1000)
PU-3 (O.D.3.2oI.D.1.6- L500 )
9.52
PU-6TJSA.TH
PU-6XJSA.TH
Check plug
High pressure
switch
Charge
plug
Compressor
DPR : Discharge pressure
: flow of refrigerant
Outdoor heat
exchanger
w
Capillary
tube
PU-2.5
(
O.D.3.2oI.D.1.6
-L760)o2pcs
PU-3
( O.D.3.2oI.D.1.8
- L800)o2pcs
flow of refrigerant
Outdoor heat
exchanger
Strainer #100
DPR
regulator