Daikin LRLEQ5AY1(E) - Page 109

Troubleshooting SiENBE28-901
108 Air Cooled Refrigeration Condensing Unit
6.6.14 “
J3
,
J5
,
J8
,
J9
” Faulty Thermistor
Remote
Controller
Display
J3,J5,J8,J9
Applicable
Models
LRMEQ5~20AY1
LRLEQ5~20AY1
Method of
Malfunction
Detection
Malfunction is detected from the temperatures detected by thermistors.
Malfunction
Decision
Conditions
While in operation, any of the thermistors causes a broken wire or a short circuit in it.
Supposed
Causes
 Faulty connection of thermistor
 Faulty thermistor
 Faulty outdoor unit PCB