Installation Guide

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Bosch Climate 5000 Series Multi Zone Ductless Air Conditioner / Heat Pump Installation Manual
05.2019 | Bosch Thermotechnology Corp.
Data subject to change
14.2 Error Codes
CAUTION: SYSTEM FAILURE
 If below error codes appear, please turn off the system and
contact an Authorized Service Provider.
ODU Display Possible Causes Indoor Display
E0 Outdoor unit EEPROM parameter error F4
E2 Communication malfunction between indoor and outdoor units E1
E3 Communication malfunction between IPM board and outdoor main control board ——
E4
Outdoor temperature sensor (coil sensor T3,ambient sensor T4, Compressor
discharge sensor T5, indoor coil outlet pipe sensor T2B) malfunction
F2/F1/F3/F6
E5 Over-voltage or under-voltage protection P1
E6 PFC module protection ——
E8 Outdoor fan speed malfunction F5
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 ——
P0 High temperature protection of compressor top P2
P1 High pressure protection P6
P2 Low pressure protection P6
P3 Current overload protection F0
P4 Temperature protection of compressor discharge ——
P5 Condenser high temperature protection ——
P6 Inverter module (IPM) malfunction P0
LP Low ambient temperature protection ——
Table 13