E1" Failure Of Outdoor Unit Pc Board - Daikin SkyAir RZQ200 · 250C7Y1B Service Manual

SiBE26-701

4.15 "E1" Failure of Outdoor Unit PC Board

E1
Remote
Controller
Display
Applicable RZQ
Models
Method of Microcomputer checks whether E
Malfunction
Detection
Malfunction E
When E
Decision
Conditions
Supposed
Causes
Troubleshooting
Troubleshooting
2
PROM:
2
PROM malfunctions when turning the power supply on
Faulty outdoor unit PC board (A1P)
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Turn OFF the power
supply once and then turn
it ON again.
Does it return normally?
NO
Turn OFF the power
supply, remove the fan
motor connector and then
turn ON the power supply
again.
Is
the malfunction
code "E1" displayed
on the remote
controller?
NO
2
PROM is normal.
YES
YES
Diagnosis by Remote Controller
It is considered to be
caused by external factors
(noise, etc.) other than
failure.
Replace the outdoor PC
board (A1P).
Check the fan motor.
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