A

A

Valvola di arresto

C

C

E

S

E

S

Modello

Applicazioni

S

S

PRVT120 (sotto i 12,7 mm)

(Stanze 3 e 4: in uso / Stanze 1 e 2: necessità di installare unit

à interne)

Cut inlet side of the connector, and weld

In case of the installation of additional

O

O

PMVT780 (sotto i 22,2 mm)

the pipe

indoor unit, outlet side connector should

R

R

be cut according to installation pipe.

PMVT980 (sotto i 28,58 mm)

I

I

P

E

P

E

Caratteristiche principali

"A"

R

R

• Questo accessorio può essere applicato per l’installazione di un’unit

à

T

T

interna aggiuntiva.

9,52 : 19,05

U

U

• Questo accessorio può essere applicato per la manutenzione di ogni unità

3,0 m

Stanza 1

B

B

interna.

9,52 : 19,05

A

A

Stato Chiuso

Pin (Closed)

Pin (Open)

3,0 m

Z

Z

Valvola di Arresto

In case of installation of stopper va9lv,5e2, : 15,88In case of installation of additional

I

O

I

O

Specifiche

flare part should be facing towards

indoor unit, SVC valve should be in

Stanza 2

N

N

additional indoor unit.

1,0 m

closed state

I

I

Modello

Speci

fiche

344

345

PRVT120

PRVT780

PRVT980

Modalit

à di installazione

Cut inlet side of the connector, and weld

Cut inlet side of the connector, and weld

In case of the installation of additional

In case of the installation of additional

1. Tatghleiapripeeil connettore dal

the pipe

indoor unit, outlet side connector should

in

2do. oSreunsiit,inoustleatllsaindeocuonnite

àctionrtsehronueld

be cut according to installation pipe.

lato dell’ingresso e saldare

be cut according to installation pipe.

aggiuntive, il connettore

il tubo.

deve essere tagliato sul

lato dell’uscita in funzione

del tubo d’installazione.

※ Durante la saldatura la valvola di servizio deve essere avvolta in un panno umido.

Pin (Closed)

Pin (Open)

Pin (Closed)

Pin (Open)

In case of installation of stopper valve,

In case of installation of stopper valve,

In case of installation of additional

In case of installation of additional

flare part should be facing towards

flare part should be facing towards

indoor unit, SVC valve should be in

indoor unit, SVC valve should be in

additional indoor unit.

additional indoor unit.

closed state

closed state

-When welding, service valve shoud be wrapped by wet cloth.

-When welding, service valve shoud be wrapped by wet cloth.

-When welding, service valve shoud be wrapped by wet cloth.

9,52 : 15,88

5,0 m

6,35 : 12,7

3,0 m

Stanza 4

- Il refrigerante o l’olio potrebbero accumularsi, se il tubo tra la diramazione a la valvola di arresto

è lungo. Distanza consigliata entro 1,0 m.

Cut inlet side of the connector, and weld

Cut inlet side of the connector, and weld

In case of the installation of additional

In case of the installation of additional

the pipe

the pipe

indoor unit, outlet side connector should

indoor unit, outlet side connector should

be cut according to installation pipe.

be cut according to installation pipe.

9,52 : 19,05

3,0 m

P

deve essere rivolto verso

-When welding, service valve shoud be wrapped by wet cloth.

-When

l’uwneiltdàingin, tservnicaeavgaglvieunshtoivuad. be wrapped by wet cclohtihu. sa.

-When welding, service valve shoud be wrapped by wet cloth.

9,52 : 15,88

3,0 m

Stanza 3

Pin (Closed)

Pin (Closed)

Pin (Open)

Pin (Open)

In case of installation of stopper valve,

In case of installation of additional

flare part should be facing towards

3. Quando si installa una valvola

In case of installation of stopper valve,

In case of installation of additional

indoor unit, SVC valve should be in

4. Mentre si installa un’unit

à

flare part should be facing towards

indoor unit, SVC valve should be in

addi

dtiionaarlriensdtoor, iulnrita.ccordo svasato

additional indoor unit.

closed state

interna aggiuntiva, la valvola

closed state

di servizio deve essere

In case of installation of additional

indoor unit, SVC valve should be in

• In caso di installazione di un’unit

à interna supplementare, il refrigerante dell’unità interna usata deve essere scaricato. (Stanza 3 e stanza 4)

• Se la valvola di arresto

è già installata, è possibile installare l’unità interna aggiuntiva senza perdita di refrigerante dall’intero sistema.

• Dopo l’installazione dell’unità interna aggiuntiva,

è necessario solo caricare il refrigerante per la sezione “A”.

• Infine, aprire la valvola di arresto.

Cut inlet side of the connector, and weld

In case of the installation of additional

the pipe

indoor unit, outlet side connector should

be cut according to installation pipe.

A

C

E

S

O

R

I

A

C

E

S

O

R

I

9,52 : 19,05

3,0 m

In case of installation of stopper valve,

9,52 : 15,88

flare part should be facing towards

additional indoor unit.

10,0 m

Pin (Closed)

Valvola di arresto

Stato aperto

Pin (Open)

T

U

B

A

Z

I

O

N

I

Stanza 4

closed state

6,35 : 12,7

3,0 m

Stanza 1

Stanza 3

Porta aperta / chiusa

Presa di servizio

Stanza 2

E

R