Daikin RXYQ120PYDN [39/405] Error code on initial setting and wiring troubles

Daikin RXYQ5PAYL [39/405] Error code on initial setting and wiring troubles
7.1 Under Centralized Control 35
ED721208 Fundamental of DIII-NET
2
7. Appendix
7.1 Under Centralized Control
C : 3P171361-1
7.2 Error Code on Initial Setting and Wiring Troubles
3P124623-5C
Malfunction code Contents of malfunction
M1 Failure of PCB of schedule timer.
Fixes
The following causes are possible. Check each one.
1. PCB problems
M8 Malfunction of transmission between each optional controllers for centralized control equipment.
Fixes
Check all centralized control equipment which are connected (e.g., power supply, transmission wiring, etc.).
MA Improper combination of optional controllers for centralized control equipment.
Fixes
The following causes are possible. Check each one.
1. Are all centralized control equipment combined correctly?
2. Is the master central connector attached to two or more centralized control equipments?
3. Are there 128 or more indoor units connected?
MC Address failure of schedule timer.
Fixes
The following causes are possible. Check each one.
1. Do the control range addresses in the central remote controller overlap?
2. Do the control range addresses in the unified ON/OFF controller overlap?
3. Are there 2 or more schedule timers connected?
U4 Transmission error between indoor unit/BEV unit and outdoor/BS unit, Transmission error between outdoor unit
and BS unit
U5 Transmission error between remote controller and indoor control unit
U5 Remote controller PCB fault or remote controller setting fault
U6 Transmission error between indoor units
U7 Transmission error between outdoor units
Transmission error between outdoor unit and VRV system thermal storage by ice.
U7 Transmission error between outdoor units
(operation mode change, low-noise operation)
U8 Transmission error between master remote controller and slave remote controller (slave remote controller error)
Incorrect combination of indoor unit and remote controller within a single system (model)
U9 Transmission error between indoor unit/BEV unit and outdoor unit within a single system
Transmission error between BS unit and indoor unit/BEV unit and outdoor unit within a single system
UC Centralized control group No. overlap
UE Error of transmission between indoor unit and optional controllers for centralized control equipment.
Fixes
Inspect all indoor units which are displaying an error (e.g., power supply, transmission wiring, etc.).
Error in indoor unit (Refer to the error codes of the indoor remote controller, while also read the
“ CAUTION FOR SERVICING ” attached to the indoor unit.)

Содержание

Скачать