Gree GEH18AA-K3DNA1D User Manual

54
Installation and Maintenance
Service Manual
9. Maintenance
9.1 Error Code List
Malfunction and Mode Display Sheet
Malfunction name Malfunction type Double 8
Zero-cross detection circuit malfunction Hardware malfunction U8
Malfunction protection of jumper cap Hardware malfunction C5
No feedback of indoor motor Hardware malfunction H6
Indoor ambient temperature sensor is
open/short- circuited
Hardware malfunction F1
Indoor evaporator temperature sensor is
open/short-circuited
Hardware malfunction F2
Liquid valve temperature sensor is
open/short-circuited
Hardware malfunction b5
Gas valve temperature sensor is
open/short-circuited
Hardware malfunction b7
Module temperature sensor is
open/short-circuited
Hardware malfunction P7
Outdoor ambient temperature sensor is
open/short- circuited
Hardware malfunction F3
Outdoor condenser inlet pipe temperature
sensor is open/short- circuited
Hardware malfunction A5
Outdoor condenser middle pipe
temperature sensor is open/short- circuited
Hardware malfunction F4
Outdoor condenser outlet pipe temperature
sensor is open/short- circuited
Hardware malfunction
A7
Outdoor discharge temperature sensor is
open/short- circuited
Hardware malfunction F5
Communication malfunction of indoor
unit and outdoor unit
Hardware malfunction E6
Compressor phase current circuit
detection malfunction
Hardware malfunction U1
Compressor demagnetization protection Hardware malfunction HE
DC busbar voltage drop malfunction Hardware malfunction U3
Module temperature protection Hardware malfunction P8
shortage of freon or blockage protection
for the system
Hardware malfunction F0
Capacitor charging malfunction Hardware malfunction PU
High voltage protection for the system Hardware malfunction E1
Low voltage protection for the system Hardware malfunction E3
Compressor blockage Hardware malfunction LE
Drive module reset Hardware malfunction P0
Overspeed Hardware malfunction LF
Drive board ambient temperature sensor
malfunction
Hardware malfunction PF
AC contactor protection Hardware malfunction P9
Temperature drift protection Hardware malfunction PE
Sensor connection protection Hardware malfunction Pd
Drive board communication malfunction Hardware malfunction P6
Compressor heat overload protection Hardware malfunction H3
Indoor unit and outdoor unit do not
match
Hardware malfunction LP
Memory chip malfunction Hardware malfunction EE
Wrong connection of communication
cable or expansion valve malfunction
Hardware malfunction dn
Complete unit current detection
malfunction
Hardware malfunction U5
Wrong connection of communication
cable or expansion valve malfunction
detection mode
Running mode dd
Mode conict Running mode E7

Gree GEH18AA-K3DNA1D Specifications

General

Brand	Gree
Model	GEH18AA-K3DNA1D
Category	Air Conditioner
Language	English