![background image](http://html2.mh-extra.com/html/daikin/skyair-rzq-p-series/skyair-rzq-p-series_service-manual_4705705146.webp)
Troubleshooting by Indication on the Remote Controller
SiUS28-902_B
138
Service Diagnosis
3.39 Check Operation not Executed
Remote
Controller
Display
U3
Applicable
Models
RZQ
Method of Error
Detection
Check operation is executed or not.
Error Decision
Conditions
The error is decided when the unit starts operation without check operation.
Supposed
Causes
Check operation is not executed.
Troubleshooting
Has the
check operation
performed on O
u
tdoor
u
nit PCB?
Press the BS4 on the o
u
tdoor
u
nit
PCB for 5 seconds or more to
exec
u
te check operation.
Replace the o
u
tdoor
u
nit PCB.
Be s
u
re to t
u
rn off the po
w
er s
w
itch
b
efore connecting or disconnecting
the connector or parts may
b
e damaged.
Caution
N
O
YES