Indoor Unit: Drain Level Above Limit - Panasonic Urban Multi MX1R Series Service Manual

Troubleshooting
3.7 Indoor Unit:
AF AF AF AF
Remote Controller
Display
„ Humidifier unit (optional accessory) leaking
Supposed Causes
„ Defect of drain pipe (upward slope, etc.)
„ Defect of indoor unit PC board
Troubleshooting
350
Drain Level above Limit
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Field drain
piping has a defect such as
upward sloping.
NO
A humidifier
unit (optional accessory) is
installed on the indoor
unit.
NO
YES
YES
Troubleshooting Urban Multi "MX1R, ME1R Series" Using R-407C
PACD011001C2
Modify the drain piping.
Check if the humidifier unit is leaking.
Defect of indoor unit PC board
(VF034)