Outdoor Unit Error Display - Pioneer YN020GMFI22M2D Service Manual

Outdoor unit error display

YN020GMFI22M2D, YN030GMFI22M3D, YN040GMFI22M4D, YN050GMFI22M5D,
Display
E0 Outdoor unit EEPROM parameter error
E2 Communication malfunction between indoor and outdoor units
Communication malfunction between IPM board and outdoor main control
E3
board
Outdoor temperature sensor (coil sensor T3,ambient sensor T4, Compressor
E4
discharge sensor T5、indoor coil outlet pipe sensor T2B) malfunction
E5 Over-voltage or under-voltage protection
E6 PFC module protection
E8 Outdoor fan speed malfunction
F1 No. A Indoor unit coil outlet temp. sensor malfunction
F2 No. B Indoor unit coil outlet temp. sensor malfunction
F3 No. C Indoor unit coil outlet temp. sensor malfunction
F4 No. D Indoor unit coil outlet temp. sensor malfunction
F5 No. E Indoor unit coil outlet temp. sensor malfunction
F6 No. F Indoor unit coil outlet temp. sensor malfunction
P1 High pressure protection
P2 Low pressure protection
P3 Current overload protection
P4 Temperature protection of compressor discharge
P5 Condenser high temperature protection
P6 Inverter module (IPM) malfunction
LP Low ambient temperature protection
LED STATUS New indoor Error
F4
E1
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F2/F1/F3/F6
P1
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F5
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P6
P6
F0
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P0
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