Gree GMV-Y36WL/A-T, Руководство по обслуживанию, Страница: 92 / 147

GREE hotovoltaic Multi VRF for North America
90
Description of each stage of debugging progress
——
Debugging code
Code meaning and operation method
Progress
LED
Code Display status
IDU and ODU and check whether
communication wire of IDU is correctly
connected. After the check, connect power and
start debugging from progress 01. If the number
is then correct, press main board’s SW3 button
to confirm. Then the display is as below:
04/oC
Display
circularly
System has confirmed the quantity. 2s later,
next step starts.
00
～
16/CL
Display
circularly
“00 ～ 16” displays the quantity of indoor unit
identified by the system. “CL” means the
amount of indoor unit is very little (amount of
indoor unit
＜
2), at this moment, all buttons are
invalid, the system cannot enter into the next
judgment.
05_ Detect
ODU’s internal
communication
and capacity
ratio
05/C2
Display
circularly
Communication between master ODU and
driver has error. Check the communication
connection of ODU’s main board and drive
board. When the error is eliminated, start next
step. If power is off during troubleshooting, then
restart debugging from progress 01 after power
is on.
05/oC
Display
circularly
Communication of master ODU and driver is
normal. Unit will display as in the left for 2s and
detect the capacity ratio of IDU and ODU. If the
ratio is within range, than next step will start 2s
later. If the ratio is out of range, unit will display
as below:
05/CH
Display
circularly
Rated capacity ratio of IDU is too high. Change
the combination way of IDU and ODU to make
the ratio within range. And restart debugging
from progress 01.
05/CL
Display
circularly
Rated capacity ratio of IDU is too low. Change
the combination way of IDU and ODU to make
the ratio within range. And restart debugging
from progress 01.
06_ Detect
outdoor
components
06/error code
Display
circularly
Outdoor component’s error. Besides “06”, the
other blinking will display the related error code.
After errors are eliminated, system will start next
step automatically. If power is off during