Malfunction Of Transmission Between Indoor And Outdoor Units In The Same System - Daikin E-Series Service Manual

Troubleshooting for Outdoor Unit
7.32 Malfunction of Transmission between Indoor and
Outdoor Units in the Same System
U9
Remote Control
Display
Applicable
AII indoor unit models
Models
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
" Malfunction of transmission within or outside of other system
Supposed
" Malfunction of electronic expansion valve in indoor unit of other system
Causes
" Defect of PCB of indoor unit in other system
" Improper connection of transmission wiring between indoor and outdoor unit
344
SiENBE18-621
Troubleshooting