E1" Outdoor Unit: P.c.b. Defect - Daikin FCQ18PVJU Service Manual

Troubleshooting by Indication on the Remote Controller
E1
3.14 " " Outdoor Unit: P.C.B. Defect
E1
Remote
Controller
Display
Applicable
RZQ18~30PVJU
Models
Method of
Check data from E²PROM
Malfunction
Detection
Malfunction When data could not be correctly received from the E²PROM
Decision E²PROM : Type of nonvolatile memory. Maintains memory contents even when the power
supply is turned off.
Conditions
 Defect of outdoor unit P.C.B. (A1P)
Supposed
Causes
Troubleshooting
101
Be sure to turn off the power switch before connecting or disconnecting
Caution
the connector, or parts could be damaged.
Turn off the power once and
turn on again.
Return to normal?
NO
YES
SiUS28-902_a
External factor other than
malfunction (for example,
noise etc.).
Replace the outdoor unit
main P.C.B. (A1P).
Troubleshooting