Split & Multi-Split
2 means different things on different Split & Multi-Split models. Enter your model number to see only your reading, or find your model below.
Models: CBK45UHPT, CBK45UHVT
Air handler (indoor)
Check if drain line float switch is installed. If no float switch is installed, check jumper on control board.
CBK45UHPT
Check if drain line float switch is installed. If no float switch is in- stalled, check jumper on control board.
Float switch Active
Float switch Active
Float switch Active
Float switch Active
Float switch Active
Float switch Active
Models: HSXB15, XC15, XP19
1High head pressure. (cid:4) Check high pressure switch if present in system (cid:4) Check if system is overcharged with refrigerant (cid:4) Check for non−condensable in system 2Condenser coil poor air circulation (dirty, blocked, damaged). 3Condenser fan is not running. (cid:4) Check fan capacitor (cid:4) Check fan wiring and connectors (cid:4) Check fan motor for failure or blockage 4Return air duct has substantial leakage.
HSXB15
1 High head pressure. 2 Condenser coil poor air circulation (dirty, blocked, damaged). 3 Condenser fan is not running. 4 Return air duct has substantial leakage. 5 If low pressure switch is present, check Flash Code 1 information.
XC15
1High head pressure. 2Condenser coil poor air circulation (dirty, blocked, damaged). 3Condenser fan is not running. 4Return air duct has substantial leakage. 5If low pressure switch is present, see Flash Code 1 information.
System Pressure Trip − Discharge or suction pressure out of limits or compressor overloaded
System Pressure Trip − Discharge or suction pressure out of limits or compressor overloaded
System Pressure Trip Discharge or suction pressure out of limits or compressor overloaded
System Pressure Trip − Discharge or suction pres- sure out of limits or compressor overloaded
Models: EL18KSLV
Heat pump (outdoor)
IPM over current been detected by compressor drive module hardware
Compressor drive module hardware over current
Models: XP15
1Check high head pressure or discharge line sensor. 2Condenser coil poor air circulation (dirty, blocked, damaged). 3Condenser fan is not running. 4Return air duct has substantial leakage. 5If low pressure switch is present, see Flash Code 1 information.
System Pressure Trip − Discharge or vapor pressure out of limits or compressor overloaded
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