Drain Water Level System Abnormality - Daikin ZQG71~140L7V1B Service Manual

ESIE12-06
4.5

Drain Water Level System Abnormality

A3
Remote
Controller
Display
Applicable
All models of indoor unit
Models
Method of Error
By float switch OFF detection
Detection
Error Decision
The error is generated when the water level reaches its upper limit and when the float switch
Conditions turns OFF.
Supposed  Defective drain pump
Causes  Improper drain piping work
 Drain piping clogging
 Defective float switch
 Defective indoor unit PCB
 Defective short circuit connector X15A on PCB
Service Diagnosis
Troubleshooting by Remote Controller
137