Daikin GYEQ20AN Service Manual page 151

SiAUY361411EA
11
Starter System Failure
Description Sub-code 0: The engine speed signal is not output within 3 seconds after the starter has been turned ON.
of the failure
Starter system failure; main circuit board failure; cam crank pulse sensor failure; oil level high;
Possible
causes insufficient equalization of refrigerant; compressor failure
of the failure
Flow chart
Engine Does Not Crank.
YES
Is Unit Free From Obstacles
Near Flywheel?
YES
Is Starter System
Operating Normally?
YES
Do Ring Gear And
Cell Motor Pinion Engage
Smoothly?
YES
Is Engine Oil Level Normal?
YES
Is Pressure Applied To
Cooling System Equalized?
YES
Are Compressors In
Non-Locked State?
YES
Check Engine.
(whether engine is not lock)
Troubleshooting
NO
Is Crank Pulse Sensor
Operating Normally?
YES NO
Check Crank Pulse Sensor.
NO
Check obstacles near flywheel.
NO
Check Starter System
Check Ring Gear And
NO
Cell Motor Pinion Engage
Smoothly.
NO
Check Oil Level.
NO
Check EVs and SVs.
NO
Check Compressors.
Flow Charts for Troubleshooting
025874-00E
Error
F0
code
140