Mitsubishi Electric CITY MULTI PQHY-P YLM-A Series User manual

Air-Conditioners For Building Application
HEAT SOURCE UNIT
PQHY-P-Y(S)LM-A
PQRY-P-Y(S)LM-A For use with R410A
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
INSTALLATIONSHANDBUCH
Zum sicheren und ordnungsgemäßen Gebrauch der Klimageräte das Installationshandbuch gründlich durchlesen.
MANUEL D’INSTALLATION
Veuillez lire le manuel d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous assurer d’une utilisation correcte.
MANUAL DE INSTALACIÓN
Para un uso seguro y correcto, lea detalladamente este manual de instalación antes de montar la unidad de aire acondicionado.
MANUALE DI INSTALLAZIONE
Per un uso sicuro e corretto, leggere attentamente questo manuale di installazione prima di installare il condizionatore d’aria.
INSTALLATIEHANDLEIDING
Voor een veilig en juist gebruik moet u deze installatiehandleiding grondig doorlezen voordat u de airconditioner installeert.
MANUAL DE INSTALAÇÃO
Para segurança e utilização correctas, leia atentamente este manual de instalação antes de instalar a unidade de ar condicionado.
ΕΓΧΕΙΡΙΔΙΟ ΟΔΗΓΙΩΝ ΕΓΚΑΤΑΣΤΑΣΗΣ
Για ασφάλεια και σωστή χρήση, παρακαλείστε διαβάσετε προσεχτικά αυτό το εγχειρίδιο εγκατάστασης πριν αρχίσετε την εγκατάσταση της μονάδας κλιματισμού.
РУКОВОДСТВО ПО УСТАНОВКЕ
Для осторожного и правильного использования прибора необходимо тщательно ознакомиться с данным руководством по установке до выполнения установки кондиционера.
MONTAJ ELKİTABI
Emniyetli ve doğru biçimde nasıl kullanılacağını öğrenmek için lütfen klima cihazını monte etmeden önce bu elkitabını dikkatle okuyunuz.
安装手册
为了安全和正确地使用本空调器，请在安装前仔细阅读本安装手册。
PŘÍRUČKA K INSTALACI
V zájmu bezpečného a správného používání si před instalací klimatizační jednotky důkladně pročtěte tuto příručku k instalaci.
NÁVOD NA INŠTALÁCIU
Pre bezpečné a správne použitie si pred inštalovaním klimatizačnej jednotky, prosím, starostlivo prečítajte tento návod na inštaláciu.
TELEPÍTÉSI KÉZIKÖNYV
A biztonságos és helyes használathoz, kérjük, olvassa el alaposan ezt a telepítési kézikönyvet, mielőtt telepítené a légkondicionáló egységet.
PODRĘCZNIK INSTALACJI
W celu bezpiecznego i poprawnego korzystania należy przed zainstalowaniem klimatyzatora dokładnie zapoznać się z niniejszym podręcznikiem instalacji.
PRIROČNIK ZA NAMESTITEV
Za varno in pravilno uporabo pred namestitvijo klimatske naprave skrbno preberite priročnik za namestitev.
INSTALLATIONSHANDBOK
Läs den här installationshandboken noga innan luftkonditioneringsenheten installeras, för säker och korrekt användning.
PRIRUČNIK ZA UGRADNJU
Radi sigurne i ispravne uporabe, temeljito pročitajte ovaj priručnik prije ugradnje klimatizacijskog uređaja.
РЪКОВОДСТВО ЗА МОНТАЖ
За безопасна и правилна употреба, моля, прочетете внимателно това ръководство преди монтажа на климатизатора.
MANUAL CU INSTRUCŢIUNI DE INSTALARE
Pentru o utilizare corectă şi sigură, vă rugăm să citiţi cu atenţie acest manual înainte de a instala unitatea de aer condiţionat.
INSTALLATIONSMANUAL
Læs venligst denne installationsmanual grundigt, før De installerer airconditionanlægget, af hensyn til sikker og korrekt anvendelse.
<ORIGINAL>
GBDFEINLPGRRUTR
中
CZSVHGPOSLSWHRBGRODK

2
A
B
A
B
7 7.1
[Fig. 7.1.1]
25 [1] or less
7 7.2
[Fig. 7.2.1]
6
[Fig. 6.0.1]
≥ 8 m [26 ft]
≥ 8 m [26 ft]
A: M10 anchor bolt. (eld-supplied)
B: Check that the installation leg corners are securely
supported to ensure that the legs do not bend.
C: Check that the installation leg corners are securely
supported.
C
AB
(Unit: mm [in])
(Unit: mm [in])
A: Space for removing the control box
B: Heat source unit
C: Service space (front)
A
B
C
[34-11/16]
880
600
450
[23-5/8]
[17-3/4]
[13-13/16]
350
A
: Suspension Ropes (8 m [26 ft] or longer × 2 ropes)
B
: Protective Pads (front and back, 4 points)
<P200 ~ P300> <P350 ~ P600>

3
8 8.1
[Fig. 8.1.1]
[Fig. 8.1.2]
A: Main circulating water pipe
D: Water outlet (upper)
G: Water inlet (lower)
B: Shutoff valve
E: Refrigerant pipes
H: Drain pipe
C: Shutoff valve
F: Y-type strainer
C
A
G
D
H
E
B
F
Heat source unit sample installation
A: Heat source unit
D: Shutoff valve *1
G: Backow prevention valve
J: 3-way valve
B: Strainer *1
E: Temperature gauge *1
H: Pump
K: Cooling tower
C: Flow Switch *1*2
F: Pressure gauge *1
I: Flexible joint
L: Heating tank
CD
BD
PT
FE
PT
FE
CD
BD
PT
FE
PT
FE
CD
BD
PT
FE
PT
FE
CD
BD
PT
FE
PT
FE
J
AA
AA
LK
GHBJ
I
System example of water circuit
*1 These items are eld supplied.
*2 As for ow switch setting, please refer to "8.4 Pump interlock".
Note: The gure above shows a sample water circuit. This circuit is provided only as a reference, and Mitsubishi Electric Corporation shall not be held for any problems arising from
the use of this circuit.

4
8 8.4
[Fig. 8.4.1]
A: Pump interlock circuit connection (eld-supplied)
TB8
3
4
63PW
A
[Fig. 8.4.2]
Operation
ON signal
Operation
ON signal
Pump interlock
Pump interlock
Flow switch: FS
Flow switch: FS
1
TB8
2
3
4
1
TB8
2
3
4
MP
~ 240/230/220V
52P
MCB
L1 L2
A
C
B
A52P
X
XA: Heat source unit
B: Control panel (eld-supplied)
C: To next heat source unit
9 9.2
[Fig. 9.2.1]
[PQHY-P200~P600YLM-A]
A
BCD
abcd
e
B
CCC C
C
A
e
A
abcd
B
D
CCC C C
A
F
[PQHY-P400~P900YSLM-A]
A1A2
A
abcde
B
E
D
CCCCC
A
A
F
C D e
A1A2
AB
abcd
B
E
CC C C
C
A
A
unit 1 unit 2 unit 2unit 1
* The total length of A1 and A2 is less than 10 m [32 ft].
A: Heat source unit
D: Cap
B: 1st branch
E: Heat source twinning kit
C: Indoor unit
F: Header

5
9 9.2
[Fig. 9.2.2]
[PQRY-P200~P600YLM-A]
A
B
ab
c
d
E
BC
FE
E
A
(*NOTE 1)
i
jg
h
BCD
F
[PQRY-P400~P900YSLM-A]
A: Heat source unit
B: BC controller (standard)
C: BC controller (main)
D: BC controller (sub)
E: Indoor unit (15 ~ 80)
F: Indoor unit (100 ~ 250)
G: Heat source twinning kit
A1A2
B
C
E
D
A
abcdf
e
G
EF
C
EE
E
E
D
D
A
A
unit 2
unit 1
*NOTE 1

6
9 9.2
PQHY-P·Y(S)LM-A
A (Unit: mm [in])
Heat source model Unit combination A A1 *4 A2 *4
Unit1 Unit2 Liquid side Gas side Liquid side Gas side Liquid side Gas side
P200YLM - - ø9.52 [3/8] ø19.05 [3/4] - - - -
P250YLM - - *1 ø9.52 [3/8] ø22.2 [7/8] - - - -
P300YLM - - *2 ø9.52 [3/8] ø22.2 [7/8] - - - -
P350YLM - - ø12.7 [1/2] ø28.58 [1-1/8] - - - -
P400YLM - - ø15.88 [5/8] ø28.58 [1-1/8] - - - -
P400YSLM P200 P200 ø15.88 [5/8] ø28.58 [1-1/8] ø9.52 [3/8] ø19.05 [3/4] ø9.52 [3/8] ø19.05 [3/4]
P450YLM - - ø15.88 [5/8] ø28.58 [1-1/8] - - - -
P450YSLM P250 P200 ø15.88 [5/8] ø28.58 [1-1/8] ø9.52 [3/8] ø22.2 [7/8] ø9.52 [3/8] ø22.2 [7/8]
P500YLM - - ø15.88 [5/8] ø28.58 [1-1/8] - - - -
P500YSLM P250 P250 ø15.88 [5/8] ø28.58 [1-1/8] ø9.52 [3/8] ø22.2 [7/8] ø9.52 [3/8] ø22.2 [7/8]
P550YLM - - ø15.88 [5/8] ø28.58 [1-1/8] - - - -
P550YSLM P300 P250 ø15.88 [5/8] ø28.58 [1-1/8] ø12.7 [1/2] ø22.2 [7/8] ø12.7 [1/2] ø22.2 [7/8]
P600YLM - - ø15.88 [5/8] ø28.58 [1-1/8] - - - -
P600YSLM P300 P300 ø15.88 [5/8] ø28.58 [1-1/8] ø12.7 [1/2] ø22.2 [7/8] ø12.7 [1/2] ø22.2 [7/8]
P700YSLM P350 P350 ø19.05 [3/4] ø34.93 [1-3/8] ø12.7 [1/2] ø28.58 [1-1/8] ø12.7 [1/2] ø28.58 [1-1/8]
P750YSLM P400 P350 ø19.05 [3/4] ø34.93 [1-3/8] ø15.88 [5/8] ø28.58 [1-1/8] ø15.88 [5/8] ø28.58 [1-1/8]
P800YSLM P400 P400 ø19.05 [3/4] ø34.93 [1-3/8] ø15.88 [5/8] ø28.58 [1-1/8] ø15.88 [5/8] ø28.58 [1-1/8]
P850YSLM P450 P400 ø19.05 [3/4] ø41.28 [1-5/8] ø15.88 [5/8] ø28.58 [1-1/8] ø15.88 [5/8] ø28.58 [1-1/8]
P900YSLM P450 P450 ø19.05 [3/4] ø41.28 [1-5/8] ø15.88 [5/8] ø28.58 [1-1/8] ø15.88 [5/8] ø28.58 [1-1/8]
PQRY-P·Y(S)LM-A
A (Unit: mm [in])
Heat source model
Unit combination A A1 *4 A2 *4
Unit1 Unit2 High
pressure side
Low
pressure side
High
pressure side
Low
pressure side
High
pressure side
Low
pressure side
P200YLM - - ø15.88 [5/8] ø19.05 [3/4] - - - -
P250YLM - - ø19.05 [3/4] ø22.2 [7/8] - - - -
P300YLM - - ø19.05 [3/4] ø22.2 [7/8] - - - -
P350YLM - - ø22.2 [7/8] ø28.58 [1-1/8] - - - -
P400YLM - - ø22.2 [7/8] ø28.58 [1-1/8] - - - -
P400YSLM P200 P200 ø22.2 [7/8] ø28.58 [1-1/8] ø15.88 [5/8] ø19.05 [3/4] ø15.88 [5/8] ø19.05 [3/4]
P450YLM - - ø22.2 [7/8] ø28.58 [1-1/8] - - - -
P450YSLM P250 P200 ø22.2 [7/8] ø28.58 [1-1/8] ø19.05 [3/4] ø22.2 [7/8] ø19.05 [3/4] ø22.2 [7/8]
P500YLM - - ø22.2 [7/8] ø28.58 [1-1/8] - - - -
P500YSLM P250 P250 ø22.2 [7/8] ø28.58 [1-1/8] ø19.05 [3/4] ø22.2 [7/8] ø19.05 [3/4] ø22.2 [7/8]
P550YLM - - *3 ø22.2 [7/8] ø28.58 [1-1/8] - - - -
P550YSLM P300 P250 *3 ø22.2 [7/8] ø28.58 [1-1/8] ø19.05 [3/4] ø22.2 [7/8] ø19.05 [3/4] ø22.2 [7/8]
P600YLM - - *3 ø22.2 [7/8] ø34.93 [1-3/8] - - - -
P600YSLM P300 P300 *3 ø22.2 [7/8] ø34.93 [1-3/8] ø19.05 [3/4] ø22.2 [7/8] ø19.05 [3/4] ø22.2 [7/8]
P700YSLM P350 P350 ø28.58 [1-1/8] ø34.93 [1-3/8] ø22.2 [7/8] ø28.58 [1-1/8] ø22.2 [7/8] ø28.58 [1-1/8]
P750YSLM P400 P350 ø28.58 [1-1/8] ø34.93 [1-3/8] ø22.2 [7/8] ø28.58 [1-1/8] ø22.2 [7/8] ø28.58 [1-1/8]
P800YSLM P400 P400 ø28.58 [1-1/8] ø34.93 [1-3/8] ø22.2 [7/8] ø28.58 [1-1/8] ø22.2 [7/8] ø28.58 [1-1/8]
P850YSLM P450 P400 ø28.58 [1-1/8] ø41.28 [1-5/8] ø22.2 [7/8] ø28.58 [1-1/8] ø22.2 [7/8] ø28.58 [1-1/8]
P900YSLM P450 P450 ø28.58 [1-1/8] ø41.28 [1-5/8] ø22.2 [7/8] ø28.58 [1-1/8] ø22.2 [7/8] ø28.58 [1-1/8]
*1 ø12.7 [1/2] for over 90m
*2 ø12.7 [1/2] for over 40m
*3 When the piping length is 65 m or longer, use the ø28.58 [1-1/8] pipe for the part that exceeds 65 m.
*4 The pipe sizes listed in columns A1 to A2 in this table correspond to the sizes for the models listed in the unit 1 and 2 columns. When the order of the models for
unit 1 and 2 change, make sure to use the appropriate pipe size.
*5 B If the piping length after the rst joint exceeds 40 m (≤ 90 m), use the one size larger liquid pipe for the indoor unit. (for PQHY-P·Y(S)LM-A)
*6 C When the height difference between the indoor units is 15 m or greater (≤ 30 m), use the one size larger liquid pipe for the indoor unit (lower side).
(for PQHY-P·Y(S)LM-A)

7
9 9.2
PQHY-P·Y(S)LM-A
B, C, D (Unit: mm [in])
Total capacity of indoor units Liquid pipe Gas pipe
~ 140 ø9.52 [3/8] ø15.88 [5/8]
141 ~ 200 ø9.52 [3/8] ø19.05 [3/4]
201 ~ 300 ø9.52 [3/8] ø22.2 [7/8]
301 ~ 400 ø12.7 [1/2] ø28.58 [1-1/8]
401 ~ 650 ø15.88 [5/8] ø28.58 [1-1/8]
651 ~ 800 ø19.05 [3/4] ø34.93 [1-3/8]
801 ~ ø19.05 [3/4] ø41.28 [1-5/8]
a, b, c, d, e (Unit: mm [in])
Model number Liquid pipe Gas pipe
20, 25, 32, 40, 50 ø6.35 [1/4] ø12.7 [1/2]
63, 71, 80, 100, 125, 140 ø9.52 [3/8] ø15.88 [5/8]
200 ø9.52 [3/8] ø19.05 [3/4]
250 ø9.52 [3/8] ø22.2 [7/8]
Downstream unit model total Joint
~ 200 CMY-Y102SS-G2
201 ~ 400 CMY-Y102LS-G2
401 ~ 650 CMY-Y202S-G2
The 1st branch of P450 ~ P650
651 ~ CMY-Y302S-G2
The 1st branch of P700 ~ P900
Heat source model
Heat source twinning kit
P400 ~ P600 CMY-Y100VBK3
P700 ~ P900 CMY-Y200VBK2
4-Branch header
(Downstream unit
model total ≤ 200)
8-Branch header
(Downstream unit
model total ≤ 400)
10-Branch header
(Downstream unit
model total ≤ 650)
CMY-Y104-G CMY-Y108-G CMY-Y1010-G
PQRY-P·Y(S)LM-A
B (Unit: mm [in])
Total capacity of indoor units
Liquid pipe
Gas pipe
~ 80 ø9.52 [3/8] ø15.88 [5/8]
C, D (Unit: mm [in])
Downstream
unit model total
High-pressure
gas pipe
Low-pressure
gas pipe Liquid pipe
~ 200 ø15.88 [5/8] ø19.05 [3/4] ø9.52 [3/8]
201 ~ 300 ø19.05 [3/4] ø22.2 [7/8] ø9.52 [3/8]
301 ~ 400 ø19.05 [3/4] ø28.58 [1-1/8] ø12.7 [1/2]
351 ~ 400 ø22.2 [7/8] ø28.58 [1-1/8] ø12.7 [1/2]
401 ~ 450 ø22.2 [7/8] ø28.58 [1-1/8] ø15.88 [5/8]
a, b, c, d, e, f (Unit: mm [in])
Model number Liquid pipe Gas pipe
15, 20, 25, 32, 40, 50 ø6.35 [1/4] ø12.7 [1/2]
63, 71, 80, 100, 125, 140 ø9.52 [3/8] ø15.88 [5/8]
200 ø9.52 [3/8] ø19.05 [3/4]
250 ø9.52 [3/8] ø22.2 [7/8]
g, h, i, j (Unit: mm [in])
Model number Liquid pipe Gas pipe
ghi j
100 ø9.52 [3/8] ø9.52 [3/8] ø15.88 [5/8] ø15.88 [5/8]
125 ø9.52 [3/8] ø9.52 [3/8] ø15.88 [5/8] ø15.88 [5/8]
140 ø9.52 [3/8] ø9.52 [3/8] ø15.88 [5/8] ø15.88 [5/8]
200 ø9.52 [3/8] ø9.52 [3/8] ø19.05 [3/4] ø15.88 [5/8]
250 ø9.52 [3/8] ø9.52 [3/8] ø22.2 [7/8] ø15.88 [5/8]
Heat source model
Heat source twinning kit
P400 ~ P600 CMY-Q100CBK2
P700 ~ P900 CMY-Q200CBK

8
9 9.2
[Fig. 9.2.3]
<A> When the piping (from the twinning pipe) exceeds 2 m [6 ft], include a trap (gas pipe only) within 2 m [6 ft]. Make sure the height of the trap is 200 mm [7-7/8 in] or more.
If there is no trap, oil can accumulate inside the pipe, causing a shortage of oil damaging the compressor.
(for PQHY-P·YSLM-A)
D
A
D
A
B
C
<B> Example of piping connection (for PQHY-P·YSLM-A)
A: Indoor unit
B: Trap (gas pipe only)
C: Within 2 m [6 ft]
D: Twinning pipe
E: Field-supplied piping
F: Twinning kit
G: Straight pipe length that is 500 mm [19-11/16 in] or more
G
F
E
E
[Fig. 9.2.4]
<A> Install the piping so that oil will not accumulate in the stopped heat source unit. (both the liquid and the gas side for PQHY-P·YSLM-A,
the high-pressure side only for PQRY-P·YSLM-A)
1.
A
C
D
unit 1 unit 2
C
DB
unit 1 unit 2
The NG example shows that oil accumulates because the units are installed on a reverse gradient while unit 1 is in operation, and unit 2 is stopped.
2.
unit 1 unit 2
unit 1 unit 2
h1
h1 = 0.2 m (7-7/8 in) max
unit 1 unit 2
h1
h1 > 0.2 m (7-7/8 in)
The NG example shows that oil accumulates into unit 1 while unit 2 is in operation, and unit 1 is stopped. Vertical pipe height (h) should be 0.2 m (7-7/8 in) or below.
2 m [6 ft]

9
9 9.2
3.
unit 1
unit 2
h1
h1 = 0.2 m (7-7/8 in) max
h2 h2 = 0.1 m (3-15/16 in) max
unit 1
unit 2
h1
h1 > 0.2 m (7-7/8 in)
h2
h2 > 0.1 m (3-15/16 in)
The NG example shows that oil accumulates into unit 1 while unit 2 is in operation, and unit 1 is stopped. Vertical pipe height (h) should be 0.2 m (7-7/8 in) or below.
4.
unit 1
unit 2
h1
h2 = 0.1 m (3-15/16 in) max
h1 = 0.2 m (7-7/8 in) max
h2
unit 1
unit 2
h2 > 0.1 m (3-15/16 in)
h1 > 0.2 m (7-7/8 in) h1h2
The NG example shows that oil accumulates into unit 2 while unit 1 is in operation, and unit 2 is stopped. Vertical pipe height (h) should be 0.2 m (7-7/8 in) or below.
<B> Slope of twinning pipes (for PQHY-P·YSLM-A)
Make sure the slope of the twinning pipes are at an angle within ±15° to the horizontal plane.
If the slope exceeds the angle specified, the unit may be damaged.
±15°
D
E
<C> Example of piping connection (for PQRY-P·YSLM-A)
A: Slope downward
B: Slope upward
C: BC controller (standard or main)
D: Twinning pipe
E: Slope of the twinning pipe is at an angle within ±15° to the earth
F: Twinning pipe (low-pressure side)
G: Twinning pipe (high-pressure side)
H: Field-supplied piping (low-pressure connecting pipe: between heat source
units)
I: Field-supplied piping (low-pressure main pipe: to BC controller)
J: Field-supplied piping (high-pressure main pipe: to BC controller)
F
H
G
JI

10
10 10.2
[Fig. 10.2.1]
<A> Service valve for refrigerant
(Liquid side/brazed for PQHY-P·Y(S)LM-A
(High-pressure side/brazed for PQRY-P·Y(S)LM-A
<B> Service valve for refrigerant
(Gas side/brazed for PQHY-P·Y(S)LM-A
(Low-pressure side/brazed for PQRY-P·Y(S)LM-A
[Fig. 10.2.2]
No. 1234
A Shape
ODø25.4
IDø25.4
ODø28.6
IDø28.6 IDø9.52
IDø9.52
IDø15.88
ODø15.88
PQHY-P200YLM-A 1 <B> Gas side - 1 <C> Liquid side -
PQHY-P250YLM-A 1 <B> Gas side - 1 <C> Liquid side -
PQHY-P300YLM-A 1 <B> Gas side - 1 <C> Liquid side -
PQHY-P350YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQHY-P400YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQHY-P450YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQHY-P500YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQHY-P550YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQHY-P600YLM-A - 1 <B> Gas side - 1 <C> Liquid side
PQRY-P200YLM-A 1 <B> Low-pressure side - - -
PQRY-P250YLM-A 1 <B> Low-pressure side - - -
PQRY-P300YLM-A 1 <B> Low-pressure side - - -
PQRY-P350YLM-A - - - -
PQRY-P400YLM-A - - - -
PQRY-P450YLM-A - - - -
PQRY-P500YLM-A - - - -
PQRY-P550YLM-A - - - -
PQRY-P600YLM-A - - - -
No. 5678
A Shape IDø19.05
ODø19.05
IDø28.6
ODø28.6
IDø25.4
ODø22.2
PQHY-P200YLM-A - - - 1
PQHY-P250YLM-A - - - 1
PQHY-P300YLM-A - - - 1
PQHY-P350YLM-A - - - 1
PQHY-P400YLM-A - - - 1
PQHY-P450YLM-A - - - 1
PQHY-P500YLM-A - - - 1
PQHY-P550YLM-A - - - 1
PQHY-P600YLM-A - - - 1
PQRY-P200YLM-A 1 <C> High-pressure side - - -
PQRY-P250YLM-A 1 <C> High-pressure side - - -
PQRY-P300YLM-A 1 <C> High-pressure side - - -
PQRY-P350YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
PQRY-P400YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
PQRY-P450YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
PQRY-P500YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
PQRY-P550YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
PQRY-P600YLM-A - 1 <B> Low-pressure side 1 <C> High-pressure side -
B
E
A
D
C
<P200 ~ P300> <P350 ~ P600>
A: Shaft
B: Service port
C: Cap
D: Pinched connecting pipe severing portion
E: Pinched connecting pipe brazing portion
A
C
B
E
D