Panasonic U-4LE1E5 Service Manual page 34
Mini vrf system
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Also See for U-4LE1E5:
- Installation instructions manual (224 pages) ,
- Service manual (141 pages) ,
- Operating instructions manual (180 pages)
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3. Detailed Settings Function
Selecting the DC fan motor tap (when setting from the PCB)
4-Way Cassette type
<Procedure> Stop the system before performing these steps.
Open the electrical component box cover, then check the indoor unit control PCB.
Connect the jumper connector (2P: yellow) which was supplied with the accessory to the correct connector pin
on the indoor unit control PCB according to the setting number which was confirmed in " List of Detailed Setting
Items " (Item code : 5d).
Setting No. (3) :
Then connect the jumper connector to the connector pin TP3 (2P: yellow) on the indoor unit control PCB.
Setting No. (6) :
Then connect the jumper connector to the connector pin TP6 (2P: white) on the indoor unit control PCB.
Ceiling type
<Procedure> Stop the system before performing these steps.
Open the electrical component box cover, then check the indoor unit control PCB. (Fig. 2-5)
Connect the jumper connector (2P: yellow) which was supplied with the accessory to the correct connector pin on
the indoor unit control PCB according to the setting number which was confirmed in " List of Detailed Setting
Items " (Item code : 5d).
If the setting No. is (1), then connect the jumper connector to the connector pin TP1 (2P: red) on the indoor unit con-
trol PCB.
If the setting No. is (3), then connect the jumper connector to the connector pin TP3 (2P: yellow) on the indoor unit
control PCB.
1-Way Cassette type
<Procedure> Be sure to turn OFF the main power source before performing the steps below.
Open the electrical component box cover, then check the indoor unit control PCB. (Fig. 2-5)
Connect the jumper connector (2P: yellow) which was supplied with the accessory to the correct connector pin on
the indoor unit control PCB according to the setting number which was confirmed in " List of Detailed Setting
Items " (Item code : 5d).
When using with the high ceiling settings
Connect the jumper connector to the connector pin TP1 (2P: red) on the indoor unit control PCB.
When using with the discharge grille (purchased separately) attached (2-way lowered ceiling system)
Connect the jumper connector to the connector pin TP3 (2P: yellow) on the indoor unit control PCB.
Fig. 2-4
Fig. 2-5
2-17
Mini VRF SYSTEM
Remote Controller Functions
White Yellow Red
TP6
TP3 TP1
2
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