Daikin SkyAir Super Inverter 70 D Series User Manual

SiE25-110 Troubleshooting by Remote Controller Display / LED Display
Troubleshooting 165
6.27 DC Output Overcurrent (Instantaneous)
Remote
Controller
Display
L5
Outdoor Unit LED
Display
A 5 1 3 2 3 3 4 4 3
Applicable
Models
RZP71~140D
Method of
Malfunction
Detection
Malfunction is detected by converting the current flowing to power transistor into voltage with
CT1 (DC current sensor).
Malfunction
Decision
Conditions
When overcurrent has run to power transistor.
(Actuated even by instantaneous overcurrent)
Supposed
Causes
 Faulty compressor coil (disconnection, poor insulation)
 Compressor startup malfunction (mechanical lock)
 Faulty inverter PC board
 Instantaneous fluctuation of power supply voltage
 Faulty compressor (if bearing is scratched)
 The stop valve is left in closed.

Daikin SkyAir Super Inverter 70 D Series Specifications

General

Series	D Series
Type	Split System
Cooling Capacity	7.1 kW
Heating Capacity	8.0 kW
Coefficient of Performance (COP)	3.61
Outdoor Unit Noise Level	50 dB(A)
Indoor Unit Weight	12 kg
Power Supply	220-240V, 50Hz
Refrigerant	R410A
Indoor Unit Noise Level	45 dB(A)