Fujitsu FO20R Series Installation Instructions Manual page 44

Variable speed r-410a heat pump outdoor units
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9.0 DIAGNOSTICS & TROUBLESHOOTING
9.4 Status and Diagnostic Codes
Descriptions of the VSODC status codes are provided below.
NOTE: Codes must be read from correct side to avoid an error in reading codes.
Dual 7-Segment
LEDs Display
Code
FLASHING
FLASHING
FLASHING
FLASHING
44
Status Code Description
Status/Possible Cause –
Troubleshooting Information

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