Checking The Indoor Unit Addresses - Panasonic U-20GES3E5 Manual De Instrucciones

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  • MEXICANO, página 121
Wired remote
control display
<<F01>>
<<F02>>
<<F03>>
Indoor unit thermistor failure
<<F10>>
<<F11>>
<<P09>>
Connection failure of ceiling panel or connector
<<P01>>
<<P10>>
Indoor unit protection
<<P12>>
F29
Nonvolatile memory IC (EEPROM) failure on indoor unit control P.C. board
• The parentheses of << >> used in the table of alarm display does not affect anything the operation of other indoor units.
• The parentheses of < > used in the table of alarm display implies that there are two cases : according to the content of the
symptom, some affect the operation of other indoor units and others do not affect anything.

17. Checking the Indoor Unit Addresses

 This is done using the remote controller.
 If a remote controller is connected to each indoor unit, the address is displayed at the remote controller as the "unit num-
ber".
If a remote controller is not connected to each indoor unit, follow the procedure below and use the remote controller to
operate each indoor unit, one at a time, in fan mode to check the address of each.
<Checking addresses by operating units in fan mode>
(1) Press the
button and the timer time
the remote controller to address-change mode.
(2) Select the outdoor unit refrigerant system (outdoor unit address).
Use the UNIT button and the FLAP button to select the refrigerant system, then press the SET button to confirm it.
(UNIT = UP button FLAP = DOWN button)
(3) Check the indoor unit address.
When the SET button is pressed in step (2), the indoor unit corresponding to the address displayed (flashing) on the
remote controller begins operating in fan mode.
Find and check the indoor unit that is operating.
(4) Display of the address number
After checking the operation of the indoor unit, display the address number in a prominent position.
(This will be required later for maintenance.)
(5) Select the address of the indoor unit with the UNIT button sequentially for the blast operation.
Conduct the operation of (4).
(6) After checking the addresses of all indoor units, press the
Detected contents
Heat exchanger temperature sensor E1
Water heat exchanger temperature sensor E2 (chiller)
Heat exchanger temperature sensor E3
Inlet temperature sensor
Outlet temperature sensor
Fan protection thermostat
Float switch
Actuation of fan invertor protecting function
button simultaneously. (Press and hold for at least 4 seconds.) This switches
button once return the remote controller to normal mode.
EN - 22

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