Troubleshooting For Outdoor Unit; Outdoor Unit Pcb Abnormality - Daikin RMXS-L Series Service Manual

Troubleshooting for Outdoor Unit

7. Troubleshooting for Outdoor Unit
7.1

Outdoor Unit PCB Abnormality

E1
Error Code
Method of Error
Check data from EEPROM
Detection
Error Decision
When data could not be correctly received from the EEPROM
Conditions EEPROM: Type of nonvolatile memory. Maintains memory contents even when the power supply is
turned off.
 Defective main PCB (A1P)
Supposed
Causes
Troubleshooting
Turn OFF the power supply
once and then turn it ON
again.
183
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
YES
Does it return to
normal?
NO
SiUS181305E
Could be other causes than
malfunction (for example,
noise etc.).
Replace the main PCB
(A1P).
(R15335)
Troubleshooting