Haier HSU-12LEK03 [58/86] Outdoor unit

Haier HSU-12LEK03 [58/86] Outdoor unit
Outdoor unit
When connecting pipe exceeds 5 meters, 20g refrigerant
shall be added per exceeding meter. Charge according to
the following list.
During this procedure, 50g
refrigerant will be discharged in piping.
(This must be strictly controlled within 90
o
and 10 sec.)
Brand new outdoor unit is charged 50g
more refrigerant than regulated
weight. Only for first installation, this extra 50g can be used to purge air
in pipes.
Note: When extending piping, air inside piping shall be removed by using external
refrigerant gas, charge according to the following list.
3-way valve
2-way valve
6.35mm(1/4")
9.52mm(3/8")
9.52mm(3/8")
12.70mm(1/2")
HSU-09HEK03
HSU-09LEK03
HSU-12HEK03
HSU-12LEK03
5.Purging Method:
Piping length
Additional amount
5m 7m
No need 40g
10m
100g
for 7k 9k 12k
Push the air out of the indoor unit
and piping as followes:
(1) Remove the valve cap on 2-way valve in outdoor unit.
(2) Loosen by 1/2 turn the flare nut of gas pipe, which is
is conneted to 3-way valve.
(3) Loosen 2-way valve by 90
o
using hexagon wrench,
and after approx.10 sec tighten it up. Gas comes out
through flare nut on wide pipe. If no gas is discharged,
tighten flare nut with specified torque.
(4) Open 2-way and 3-way valves using specified torque.
(5)
Tighten the caps on the valves with specified torque.
Valve rod
Valve cap
7-9
20-25
Tighten torque N.m
Max. Length: for 7K 9K : A=7m
for 12K : A=10m
B=5m
Max.Elevation:
C
Outdoor unit
Indoor unit
Outdoor unit
Indoor unit
Oil trap
A
B
Outdoor unit
Indoor unit
A
B
A
B
CAUTION
In case more than 5 metres
oil trap
should be installed every 5~7m.
C
HSU-07 09 12L HEK03
57
HSU-07LEK03
HSU-07HEK03

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