Haier HPU-36CA03T3 Operation Manual - Page 27

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Installation

procedures

3.

Piping

connection

of

outdoor

unit.

Connect

the

connecting

pipe

and

inlet

and

outlet

liquid

pipe

according

to

the

piping

method.

4.Purging

method

Discharge

the

air

out

of

the

indoor

unit

and

the

refrigerant

pipe

by

vacuumizing

(1)

Fasten

all

the

nuts

of

the

indoor

and

outdoor

pipes

to

make

these

parts

out

of

leakage.

(2)

Under

the

condition

of

the

complete

close

of

the

indoor

and

outdoor

valve

center

(both

liquid

and

gas

side),dismount

the

repair

valve

cap.Vacuumizing

through

the

charge

mouth

of

the

repair

valve.

(3)

After

vacuumizing

fasten

the

repair

valve,and

dismount

the

cap

of

the

big

and

small

stop

valve,then

loosen

the

stop

valve

center

completely

and

fasten

the

big

and

small

stop

valve.

5.Extra

charging

amount

of

the

refrigerant

When

piping

is

longer

than

5

m,

charge

additional

refrigerant

specified

in

this

list.

Pipe

length

5m

10m

15m

20m

25m

30m

Refrigerant

charge

(g)

325

650

975

1300

1625

25

Haier HPU-36CA03T3 Operation Manual - Page 27

valve,then

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