Pag 46 is a synthetic oil designed for R-134a air conditioning systems. Used for lubricating, sealing, and cooling refrigerant circuit parts. Highly compatible with fluorescent air conditioning system oil. Not suitable for R1234yf refrigerant or hybrid/electric vehicles
CH24 indicates an overcurrent issue with the compressor. The compressor compresses refrigerant and circulates it throughout the unit. The error affects both indoor and outdoor units
R134a is a tetrafluoroethane with molecular weight 133.4. It is nonflammable, non-explosive and has good chemical stability. R134a has high moisture affinity and similar properties to R12
Error 01 indicates faulty return air thermistor, check resistance and voltage. Error 02 shows coil inlet thermistor problem, test resistance and voltage. Error 03 indicates wiring error between remote and fan coil. Error 04 occurs when fan coil float switch rises, reset power. Error 06 indicates coil outlet sensor problem
Mitsubishi air conditioners have self-diagnosis function with sensors. Errors are divided into emergency and informational types. Most errors can be cleared by power supply switch. Error codes are indicated by letter E followed by two digits
Split system shows error codes and unit numbers on remote controller. Multi VRF displays outdoor unit problems on 7-segment PC board. Portable AC shows temperature settings and error codes