Gree GPC07AH-K3NNC3D User Manual

46
Maintenance
Service Manual
NO.
Malfunction
Name
Display Method of Indoor Unit
A/C Status Possible Causes
Error
Code
Indicator lamp
(During blinking, ON for 0.5S and
OFF for 0.5 S)
Operation
Inidicato
COOL
Indicator
HEAT
Indicator
5
Water
over-ow
protection
H8
The unit stops
operation
During cooling or drying
operation,condensate water will ow into
chassis. If it’s detected that water inside
water chassis is full for 3s successively,
it comes into water over-ow protection.
Buzzer will give out 8 sounds and dual-8
nixie tube displays error code “H8”.
6
Insufcient
uorine
protection
F0
Indoor fan runs
according to set fan
and other loads will
stop.
1. Heat exchangers are too dirty or the air
inlet/outlet is blocked.
2. Compressor doesn't work normally.
Strange noise or leakage occurs.
Temperature of the shell is too high.
3. System is blocked inside(dirt block, ice
block, oil block, Y-valve not fully open).
4. The refrigerant is leaking.
7
Overload
protection for
compressor
H3
Indoor fan runs
according to set fan
and other loads will
stop.
1. Heat exchangers are too dirty or the air
inlet/outlet is blocked.
2. Fan motor is not working Abnormal fan
speed; fan speed is too low or the fan doesn't
run.
3. Compressor doesn't work normally.
Strange noise or leakage occurs.
Temperature of the shell is too high.
4. System is blocked inside(dirt block, ice
block, oil block, Y-valve not fully open).
5. Draw-water motor can't operate normally.
6. Water outlet hasn't been blocked well by
rubber cork .
7. The refrigerant is leaking and cause
overheating protection to compressor.
8
Overload
malfunction
E8
During cooling or
drying operation,
indoor fan operates,
while compressor,
outdoor fan and
water-striking
motor stop. “E8” is
displayed.
1. The environment is formidable.
2. Heat exchangers are too dirty or the air
inlet/outlet is blocked.
3. Fan motor is not working Abnormal fan
speed; fan speed is too low or the fan doesn't
run.
4. Compressor doesn't work normally.
Strange noise or leakage occurs.
Temperature of the shell is too high.
5. System is blocked inside(dirt block, ice
block, oil block, Y-valve not fully open).
6.Temperature sensor of main board can't
detect correctly.

Gree GPC07AH-K3NNC3D Specifications

General

Brand	Gree
Model	GPC07AH-K3NNC3D
Category	Air Conditioner
Language	English