Daikin D-Series User Manual

Si18-525B Troubleshooting for SkyAir Indoor Unit
Troubleshooting 341
5.2 Malfunction of Drain Water Level System (Float Type)
Remote
Controller
Display
A3
Applicable
Models
FFQ, FCQ, FBQ, FHQ
Method of
Malfunction
Detection
By float switch OFF detection
Malfunction
Decision
Conditions
When rise of water level is not a condition and the float switch goes OFF.
Supposed
Causes

Failure of drain pump

Improper drain piping work

Drain piping clogging

Failure of float switch

Failure of indoor unit PCB

Failure of short-circuit connector

Daikin D-Series Specifications

General

HSPF Rating	Up to 10.0
Cooling Capacity	9, 000 - 36, 000 BTU/h
Heating Capacity	9, 000 - 36, 000 BTU/h
Energy Efficiency Ratio (EER)	Up to 12.5
Sound Level	19 - 50 dB (Indoor), 49 - 60 dB (Outdoor)
Noise Level	19 - 50 dB (Indoor), 49 - 60 dB (Outdoor)
Power Supply	208/230V, 1-phase, 60Hz