Chigo CCB-18HVR4 - Page 50

R3250Hz Universal Outdoor Series Technical Manual
46
GD Chigo Heating & Ventilation Equipment Co., Ltd.
Quickly flash is 2.5Hz, slowly flash is 0.5Hz.
Error
type
Running
Defrost
Timer
Protection
Outdoor unit condenser outlet (T3) sensor error
OFF
OFF
ON
ON
Outdoor temperature (T4) sensor error
OFF
OFF
Flashing
ON
AC overvoltage/under voltage protection
OFF
Flashing
OFF
ON
P6 protection
OFF
Flashing
ON
ON
Compressor protection
OFF
ON
OFF
ON
Compressor top temperature (T5) over-high
protection
OFF ON ON ON
Outdoor DC fan motor error
OFF
ON
Flashing
ON
Over current protection
ON
ON
OFF
ON
Table 3: wired controller
Display
Error description
Display
Error description
E0
Phase protection
F0
(reserve)
E1
Communication error between
outdoor unit andindoor unit
F1 (reserve)
E2
Indoor room temperature (T1) sensor
error
F2 (reserve)
E3
Indoor coil middle temperature (T2)
sensor error
F3
Outdoor unit current error cannot
recover
Display P3 error for 3 times within
60 minutes
E4
Indoor coil outlet temperature (T2B)
sensor error
F4
Outdoor temperature (T4) sensor
error
E5
Outdoor unit error
F5
(reserve)
E6 Zero speed protection F6
Outdoor unit condenser outlet (T3)
sensor error
E7
EERPOM error
F7
Secondary side current protection
E8
Indoor fan motor speed lose
protection
F8 Heat T2 temp. protection
E9
Wired controller communication error
F9
Outdoor unit voltage error
EE
Water level alarm error
EF
EF(Reserve)