E1" Outdoor Unit: Pc Board Defect - Daikin ALTHERMA HT Service Manual

ESIE09-08B

3.12 "E1" Outdoor Unit: PC Board Defect

E1
Remote Control
Display
ER*Q 011~016*
Applicable
Related to: R-410A compressor
Models
Subcode 3: see next page
Check data from E²PROM
Method of
Malfunction
Detection
When data could not be correctly received from the E²PROM
Malfunction
E²PROM: Type of nonvolatile memory. Maintains memory contents even when the power
Decision
supply is turned off.
Conditions
 Defect of outdoor unit PC board (A1P)
Supposed
Causes
Troubleshooting
Troubleshooting
Be sure to turn off power switch before connect or disconnect
connector, or parts damage may be occured.
Caution
Turn off the power once and
turn on again.
Return to normal?
NO
Troubleshooting by Indication on the Remote Controller
YES
External factor other than
malfunction (for example,
noise etc.).
Replace the outdoor unit
main PC Board (A1P).
(V3064)
145