U-Match Series DC Inverter Service Manual
104
E8 Malfunction of Indoor Fan Motor
2.2 Troubleshooting Flow Chart of Drive Malfunction
Note: For Outdoor Unit Drive (Inverter) by Single-phase Motor
(Applicable to GUHD09NK3FO/GUHD12NK3FO/GUHD18NK3FO/GUHD24NK3FO
/GUHD30NK3FO/GUHD36NK3FO/GUHD42NK3FO/GUHD48NK3FO/GUHD36NM3FO
/GUHD42NM3FO/ GUHD48NM3FO/GUHD60NM3FO)
P0 Drive module reset
P7 IPM or PFC temperature sensor error
PA AC current protection (input side)
PC Current sense circuit error
HC PFC protection(48k only)