Fujitsu · Heat pump

58 Intake grille error

Low severity Fujitsu ductless split/multi/VRF (general code list)Fujitsu wall-mounted 7-15 (NA ASU/AOU type)

What the control is telling you

Intake grille mechanism fault (units with moving grille). Indoor lamps: OPERATION (green) flashes 5x, TIMER (orange) flashes 8x, ECONOMY (green) flashes fast nonstop; wired remote shows 58.

Applies to: Fujitsu ductless heat pumps: Fujitsu ductless split/multi/VRF (general code list), Fujitsu wall-mounted 7-15 (NA ASU/AOU type)

Likely causes

Grille motor or switch fault

Test and repair steps

Check grille motor, switch and wiring.

Settings for these units

Operating range and service space · Fujitsu multi-zone outdoor 18/24 type

Other codes on the same units

51 Indoor fan motor error
52 Indoor electronic expansion valve error
53 Drain pump error
57 Damper error
62 Outdoor main PCB error (EEPROM / model / micro comms)
63 Inverter error
64 PFC / active filter circuit error
65 IPM / trip terminal L error

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Source: Fujitsu All Fujitsu split - multi - VRF (generic code list) codes.pdf - section error code table (indoor LED flashes); Fujitsu Wall-mounted 7-9-12-15 (North American trilingual, UTY-RNNUM remotes; e.g. ASU9-12-15 RLF1-RLS familie.pdf - section 14 Error codes. Summarized in our own words; check the original manual for your model.

Homeowner looking at this code? See what it means for you and when to call a technician.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.