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(3) Selecting DC Fan Motor Tap (4-Way Cassette)
Check the optional parts accordingly in the following table.
Table for DC Fan Motor Tap Settings
Setting No. Remote controller setting
data Item code 5d
Contents & optional parts name
(1)
0001
Air-flow blocking kit (for 3-way airflow)*
2
*
3
Air-flow blocking kit (when a duct is connected.)*
2
High-ceiling setting 1*
3
(3)
0003
High-ceiling setting 2*
3
(6)
0006
Air-flow blocking kit (for 2-way airflow)*
2
*
3
*1 When using optional parts in different setting No. in combination with multiple units, conform it to the larger setting No.
*2 When using the optional air-flow blocking kit for 3-way airflow and 2-way airflow, maximum refrigerant amount and
minimum installation space will be changed.
See Section “Check of Density Limit”.
*3 Ceiling height (m)
Indoor unit type
22, 28, 36, 45, 56
60, 73, 90
106, 112, 140, 160
Standard (factory setting)
2.7
3.0
3.6
High-ceiling setting 1
3.2
3.3
4.3
High-ceiling setting 2
3.5
3.6
5.0
Air-flow blocking kit
(for 3-way airflow)
3.8
3.8
4.7
Air-flow blocking kit
(for 2-way airflow)
4.2
4.2
5.0
1) When setting on the indoor unit control PCB
<Procedure>
Be sure to turn the power OFF before performing this work.
1
Open the electrical component box cover, then check the indoor unit control PCB.
2
Change the DIP switch (SW001) on the indoor unit control PCB in accordance with the
setting number which was confirmed in “Table for DC Fan Motor Tap Settings”.
Setting No.
(1)
(3)
(6)
TP6
TP3
TP1
1
ON
2 3
TP6
TP3
TP1
1
2
3
SW001
Indoor unit control PCB
Setting example
1: OFF
2: OFF
3: ON
ON
DIP switch
TP6
TP3
TP1
1 2 3
1 2 3
TP6
TP3
TP1
ON
TP6
TP3
TP1
1 2 3
1 2 3
TP6
TP3
TP1
ON
TP6
TP3
TP1
1 2 3
1 2 3
TP6
TP3
TP1
ON
: Knob
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