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MundoClima MUCSR-H6 - Model 24 to 60 Manual

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INSTALLATION MANUAL
21
6. REFRIGERANT PIPE (the unit with the twins
function)
6.1 Length and drop height permitted of the refrigerant piping
Note: Reduced length of the branching tube is the 0.5m of the
equivalent length of the pipe.
H1<30m
H2<0.5m
L
L1
L2
The line branch pipe
Outdoor unit
Indoor unit
Indoor unit
Note The indoor units should be installed equivalently at the
both side of the U type branch pipe.
6.2 Size of joint pipes for indoor unit
Size of joint pipes for indoor unit
Size of joint pipes for outdoor unit
6.3 Size of joint pipes for outdoor unit
Base on the following tables, select the diameters of the outdoor
unit connective pipes. In case of the main accessory pipe large
than the main pipe, take the large one for the selection.
6.4 Refrigerant amount to be added
Calculate the added refrigerant according to the diameter and
the length of the liquid side pipe of the outdoor/indoor unit
connection. The refrigerant is R410A.
The branching pipe must be installed horizontally, error angle
of it should not large than 10 Otherwise, malfunction will be
caused.
o.
U-shaped branching pipe
Adirection view
Horizontal surface
Wrong Correct
1
2
3
4
5
6
7. TEST OPERATION
Refer to ''For the following items, take special care during construction
and check after installation is finished'' on page 4.
After finishing the construction of refrigerant piping, drain piping, and
electric wiring, conduct test operation accordingly to protect the unit.
Make sure the control box lids are closed on the indoor and outdoor
units.
Open the gas side stop valve.
Open the liquid side stop valve.
Electrify crank case heater for 6 hours.
Set to cooling operation with the remote controller and start
operation by pushing ON/OFF button.
Turn off the main power supply after operation.
Check the following points. If there is any malfunction, please
resolve it according to the chapter "Troubleshooting" in the
"Owner's Manual".
The indoor unit
Whether the switch on the remote controller works well.
Whether the buttons on the remote controller works well.
Whether the air flow louver moves normally.
Whether the room temperature is adjusted well.
Whether the indicator lights normally.
Whether the temporary buttons works well.
Whether there is vibration or abnormal noise during operation.
- Whether the drainage flows smoothly.
-
-
-
-
-
-
-
The outdoor unit
Whether there is vibration or abnormal noise during operation.
Whether the generated wind, noise, or condensed of by the air
conditioner have influenced your neighborhood.
Whether any of the refrigerant is leaked.
-
-
-
A protection feature prevents the air conditioner from being
activated for approximately 3 minutes when it is restarted
immediately after shut off.
(Refer to pag. 20)
Pipe length
Drop
height
PipingMax value
Total pipe length (Actual)
(farthest from the line pipe branch)
(farthest from the line pipe branch)
Indoor unit-outdoor unit drop height
Indoor unit to indoor unit drop height
L1-L210m
L+L1+L2
65m
18K+18K
L1;L215m
H1
H2
30m
0.5m
24K+24K
30K+30K
Size of main pipe(mm)
Size of main pipe(mm)
Model
24K
48K
15.9 (5/8)
15.9 (5/8)
9.5 (3/8)
9.5 (3/8)
18K
36K
12.7 (1/2)
15.9 (5/8)
6.35 (1/4)
9.5 (3/8)
30K
60K
15.9 (5/8)
15.9 (5/8)
9.5 (3/8)
9.5 (3/8)
FQZHN-01D
FQZHN-01D
Liquid side
Liquid side
Available branching pipe
The 1st branching pipe
Gas side
Gas side
FQZHN-01D
FQZHN-01D
FQZHN-01D
FQZHN-01D
O
O
O
O
O
O
O
O
O
O
O
O
Model
… 21 …


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