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Baxi HSGNW25 Manual De Instalación Y Mantenimiento página 135

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Tab.108 Outdoor unit error codes
LED 1
LED 2
7798815 - v04 - 07122022
1. Check the LED signals and refer to following table for error
2. Remove the panel of the PCB support.
3. Check signals on the LED.
LED representation:
MW-6020074-01
LED 3
Error name
Normal (outdoor unit standby)
Normal (compressor running)
Forced service (test mode)
Module protection error
Compressor out-of-step error
Exhaust air sensor error
External coil sensor error
External room temperature sensor
error
Indoor and outdoor unit communica­
tion error
Main external control panel and
module panel communication error
Outdoor EE error
Outdoor DC fan error
Internal room temperature sensor
error
Internal coil sensor error
Indoor fan error
Refer to tooling display for other er­
rors
Compressor cap sensor error
Recirculated sensor error
Compressor overpower protection
description.
OFF
ON
Flashing
Probable Trouble Location
Normal, all three lights off for standby status.
Normal, all three lights flash while compressor
running.
Normal
Power voltage, compressor cable, reactor, mod­
ule panel, main external control panel, compres­
sor.
Power voltage, compressor cable, module panel,
main external control panel, compressor.
System pressure, exhaust air sensor, main exter­
nal control panel.
External coil sensor, main external control panel.
External room temperature sensor, main external
control panel.
Connection wire, main internal control panel,
main external control panel, EE reverse connec­
tion, module panel.
Connection wire of module and main control da­
ta, module panel, main external control panel
Main external control panel
Mechanical jam of external fan, external DC fan,
main external control panel.
Internal room temperature sensor, main internal
control panel.
Internal coil sensor, main internal control panel.
Mechanical jam of fan, internal fan, main internal
control panel.
Entire set of external controller.
System pressure, compressor cap sensor (pro­
tection switch), main external control panel.
Recirculated sensor, four-way valve switch error,
main external control panel.
Power voltage, module panel, main external con­
trol panel.
en
8 Troubleshooting
135

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