Daikin RXS50J2V1B User Manual

SiBE041101 Troubleshooting
Service Diagnosis 94
4.11 DC Fan Lock
Remote
Controller
Display
E7
Method of
Malfunction
Detection
An error is determined with the high-voltage fan motor rotation speed detected by the Hall IC.
Malfunction
Decision
Conditions

The fan does not start in 15 ~ 60 seconds (depending on the model) even when the fan
motor is running.

If the error repeats 16 times, the system is shut down.

Reset condition: Continuous run for about 11 minutes (50 class: 5 minutes) without any
other error
Supposed
Causes

Disconnection of the fan motor

Foreign matters stuck in the fan

Defective fan motor

Defective outdoor unit PCB
Troubleshooting
Check No.15
Refer to P.131
(R11708)
Caution
YES
YES
NO
YES
NO
NO
YES
NO
Turn on the power.
Rotate the fan.
Check No. 15
Check the rotation pulse input on
the outdoor unit PCB.
Turn off the power and
reconnect the connector.
Remove them.
Replace the outdoor fan
motor.
Replace the outdoor unit
PCB.
Fan motor connector
disconnected?
Foreign matters in or
around the fan?
Replace the outdoor fan
motor.
Fan rotates
smoothly?
Pulse signal generated?
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.

Daikin RXS50J2V1B Specifications

General

Outdoor unit weight	48000 g
Outdoor units quantity	1
Outdoor unit noise level	48 dB
Outdoor unit dimensions (WxDxH)	825 x 300 x 735 mm
Type	Air conditioner outdoor unit
Compressor type	Rotary
Thermostat range	- °C
Hose length (max)	20 m
Refrigerating medium	R410A
Cooling capacity (max)	- BTU/h
Air conditioner functions	cooling, heating
Cooling capacity in watts (max)	5000 W
Heating capacity in watts (max)	6000 W
Cooling energy efficiency (EER, W/W)	3.55
Heating energy efficiency (COP, W/W)	3.7
Cooling airflow (indoor unit)	2934 m³/h
Heating airflow (indoor unit)	2586 m³/h
Power requirements	220-240V, 50Hz
Annual energy consumption	705 kWh