Normal Display Operations And Functions - Panasonic U-26PE1U6 Technical Data & Service Manual

5-9. Normal Display Operations and Functions

n Functions on the ordinary display
Connect the special service checker wiring to the outdoor unit PCB.
•
The connection is shown in the figure below.
When connecting the special service
checker wiring to the remote controller
CZ-RTC4, cut out the wire as shown in the
figure below because the connector of the
remote controller cannot be used directly.
If the communications line in the inter-unit control wiring is connected, it can be left as-is.
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In case of an independent outdoor unit (1 maintenance remote controller connected to 1 outdoor unit, automatic
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address setting for indoor units not completed), both setting mode 1 and setting mode 2 can be used.
The overall system status for that refrigerant system is displayed.
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Special service
checker wiring
CUT
Top case
(Back side)
CZ-RTC4
(2P, WHT) Terminal board
6 mm
Remove the coating.
Approx. 6 mm
5. Outdoor unit maintenance remote control
Relay connector
(2P, WHT)
PCB connector
(3P, BLU)
Bottom case
(Back side)
5-13
RC Outdoor unit PCB
(3P, BLU)
5