Troubleshooting Procedure By Alarm Code; Alarm Display - Hitachi YUTAKI S80 Series Technical Catalogue
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Also See for YUTAKI S80 Series:
- Installation and operation manual (434 pages) ,
- Instruction manual (46 pages) ,
- Instruction and operation manual (194 pages)
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13. Troubleshooting
13.1 Troubleshooting procedure by alarm code
13.1.1 Alarm display
Alarm code indication on LCD controller
Alarm code indication on 7 segment
Indoor unit
Position of the 7 segment at the indoor PCB1&3:
• The 7 segment at the indoor PCB1 will show the alarms from the outdoor
unit, the hydraulic circuit and the 1st cycle.
• The 7 segment at the indoor PCB3 will show the alarms from the 2nd cycle.
Oudoor unit
Position of the 7 segment at the outdoor PCB:
• The 7 segment at the outdoor PCB will show the alarms from the
outdoor unit.
152
TCGB0075 rev.0 - 11/2012
Alarm code
Alarm indication
RWH-(4-6)FS(V)NFE
RAS-(4-6)H(V)RNME-AF
SEG1
DSW6
DSW1
LED2
PSW2
SW1
PSW1
PSW3
DSW4
DSW3
RSW
LED1
DSW2
LED3
~
DSW5
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Troubleshooting
