Troubleshooting by Remote Controller Si20-701_B
455
3.108
UF
Transmission System
Abnormality (between Indoor
and Outdoor Units)
Remote Controller Display
UF
Applicable Models
RZQ-C7
Method of Error Detection
îš„ Check transmission between the indoor and outdoor
units with a micro-computer when the power is
supplied.
Error Decision Conditions
îš„ When wiring connecting the indoor and outdoor units
is not proper
Supposed Causes
îš„ Poor wiring connecting the indoor and outdoor units
Troubleshooting
The phases of the wire
connecting the indoor
and outdoor unites are
inconsistent.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Connect the
wiring connecting
the indoor and
outdoor units
properly.