Daikin SUPER MULTI NX G Series Service Manual

Troubleshooting for Outdoor Unit SiUS12-928_B
183 Service Diagnosis
6.18 Electrical Box Temperature Rise
Remote
Controller
Display
L3
Outdoor Unit LED
Display
A j 1 i 2 i 3 h 4 i
Method of
Malfunction
Detection
An electrical box temperature rise is detected by checking the radiation fin thermistor with the
compressor off.
Malfunction
Decision
Conditions
 With the compressor off, the radiation fin temperature is above A.
 The error is cleared when the temperature drops below
B.
 To cool the electrical components, the outdoor fan starts when the radiation fin temperature
rises above
C and stops when it drops below B.
Supposed
Causes
 Defective outdoor fan motor
 Short circuit
 Defective radiation fin thermistor
 Disconnection of connector
 Defective outdoor unit PCB
ABC
18 class 176°F (80°C) 158°F (70°C) 167°F (75°C)
24/32 class 212°F (100°C) 158°F (70°C) 185°F (85°C)

Daikin SUPER MULTI NX G Series Specifications

General

Brand	Daikin
Model	SUPER MULTI NX G Series
Category	Air Conditioner
Language	English