Meaning Of Alarm Messages; Service Procedures - Panasonic U-36PE1U6 Technical Data & Service Manual
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Also See for U-36PE1U6:
- Technical data & service manual (297 pages) ,
- Installation instructions manual (40 pages) ,
- Operating instructions manual (28 pages)
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4-1. Meaning of Alarm Messages
(1) Contents of remote controller switch alarm display
Serial commu-
Remote controller is
detecting error signal from
nication errors
indoor unit
Mis-setting
Indoor unit is detecting error signal from remote controller (and system controller)
Improper setting of indoor
unit or remote controller
Indoor unit is detecting error
signaled from signal option
Automatic address setting
failed
Setting error
Indoor unit is detecting error
signaled from outdoor unit
Outdoor unit is detecting
error signaled from indoor
unit
An indoor unit detected
trouble in the signal from
another indoor unit
4
Communications trouble
between units
Mis-setting
Setting error
Possible cause of malfunction
Error in receiving serial communication signal
(Signal from main indoor unit in case of group control)
Outdoor system address, indoor system address, or indoor unit
individual/main/sub setting is not set
(Automatic address setting is not completed)
Auto address is not completed
Error in transmitting serial communication signal
Indoor unit address setting is duplicated
Remote controller setting is duplicated
Error in transmitting serial communications signal
Error in receiving serial communications signal
Starting auto address setting is prohibited
This alarm message shows that the auto address connector
CN100 is shorted while other RC line is executing auto address
operation.
I
ndoor unit capacity too low
Indoor unit capacity too high
No indoor units connected
Main unit duplication in simultaneous-operation multi control
(detected by outdoor unit)
Error in receiving serial communications signal
Error in transmitting serial communications signal
Error in receiving serial communications signal (including unit
quantity verification failure)
Error in transmitting serial communications signal
Error in transmitting serial communications signal
Error in receiving serial communications signal
Communications failure with MDC
Indoor unit group settings error
Indoor/outdoor unit type mismatch
Main unit duplication in group control (detected by indoor unit)
Outdoor unit address duplication (system address)
Group wiring connected for independent indoor unit
Address not set or group not set
Indoor unit capacity not set
Outdoor unit capacity not set or setting error
Miswiring in group control wiring
Indoor unit type setting error (capacity)
4-2
4. Service procedures
ON:
Blinking:
OFF:
Wired
Wireless
remote
remote controller
control
receiver display
display
E01
E02
E03
E08
E09
E10
E11
E12
E15
E16
E20
E14
E04
E05
E06
E07
E17
E18
E31
L01
L02
Simultaneously
L03
L04
Simultaneously
L07
L08
Simultaneously
L09
L10
L11
Simultaneously
L13
Continued
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