Flash Streamer Air Purifying Operation Does Not Run - Daikin FTXZ25NV1B Service Manual

SiMT041311E
2.7 FLASH STREAMER AIR PURIFYING operation does not
run.
Supposed
Causes
Troubleshooting
Check No.01
Refer to P.181
Service Diagnosis
Front panel is open.
Streamer unit cleaning indicator is not reset.
Streamer unit is not installed.
Dirty streamer unit
Dust adheres to the needles of the streamer unit.
Broken needles of streamer unit
Disconnection of the connector
Defective limit switch of the streamer unit
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
∗ Streamer unit starts electric discharge 90 ~ 180 seconds after air purifying operation.
4 hooks of
the front panel fastened to
the front grille?
YES
Streamer unit cleaning
indicator reset?
YES
Streamer unit properly
installed?
YES
Streamer unit dirty?
NO
Needles of the
streamer unit broken?
NO
Connectors for the
streamer unit connected?
(B401, CN403)
YES
Streamer limit switch∗
operated?
YES
High voltage
unit PCB (A3P) or its
harness dirty?
YES
NO
∗ One of the 4 hooks serves
as a sensor to the limit
switch for the streamer.
NO
NO
YES
YES
NO
NO
∗ The limit switch for streamer detects
the open / close of the front panel.
NO
Troubleshooting
Fit the hooks of the front
panel firmly.
Reset the streamer unit
cleaning indicator. (Refer to
the operation manual)
Install the streamer unit
properly.
Clean up the streamer unit
and the needles.
Replace the streamer unit.
Reconnect the connectors.
Replace the limit switch.
Replace the indoor unit
PCB (A1P).
Replace the indoor unit
PCB (A3P).
(R20442)
132