![background image](http://html1.mh-extra.com/html/daikin/r71fuv1/r71fuv1_service-manual_4188538234.webp)
Troubleshooting by Remote Controller
Si20-701_B
227
Troubleshooting
Is the
connector of
high pressure switch
correctly connected
to the outdoor
unit PCB?
NO
YES
YES
Connect
correctly.
Wait for 10 minutes after
the unit stops operating,
then proceed to the
subsequent check.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Does
the high
pressure switch have
continuity?
NO
Replace the high
pressure switch.
∗
The normal
resistance is
10
Ω
or less.
Does
the lead wire
have continuity?
NO
Replace the lead
wire.
Replace the
outdoor unit
PCB.
YES