Checking code 1113: Liquid level detecting temperature sensor abnormality (TH3)
Meaning, detecting method
When saturation temperature sensor (TH2) or liquid level detecting temperature sensors (TH3, TH4) detects -40˚C or less (the first time) during operations, outdoor unit stops once, mode is changed to restart mode after 3 minutes, then the outdoor unit restarts.
When -40˚C or less temp. is detected again (the second time) within 30 minutes after stop of outdoor unit, error stop is observed with code Nos. “1111,” “1112,” or “1113” displayed.
When -40˚C or less temperature is detected 30 or more minutes after stop of outdoor unit, the stop is regarded as the first time and the process shown in 1. is observed.
30 minutes after stop of outdoor unit is intermittent fault check period with LED displayed.
Cause
Gas leak, Gas shortage.
Insufficient load operations.
Poor operations of indoor LEV.
Poor operations of OC controller LEV: Cooling : LEV1