intensity VRF V5 Series Service Manual page 62

V5 X VRF 460V 60Hz
4.7 xE9 Troubleshooting
Digital display output
In the error code, 'x' is a placeholder for the compressor system (compressor and related electrical components), with 1
representing compressor system A and 2 representing compressor system B.
Description
 1E9 indicates a compressor A EEPROM mismatch.
 2E9 indicates a compressor B EEPROM mismatch.
 All units stop running.
 Error code is only displayed on the unit with the error.
Possible causes
 Outdoor unit was powered on immediately after being powered off.
 Main PCB damaged.
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