Gree GMV-36WL/A-T(U) - Malfunction Codes and Troubleshooting

DC Inverter Side Discharge VRF Ⅱ for North America
91
No.
Debug item
Parameter
name
Unit
Reference
7
System
parame
ters
ODU
parame
ters
Compressor’
s operating
freq
HZ
GMV-36WL/A-T(U)
GMV-48WL/A-T(U)
Changes in
10Hz~80Hz.
GMV-60WL/A-T(U)
Changes in
16Hz~80Hz
8
Compressor’
s operating
current
A
When compressor works normally, the current is no
more than22.6A.
9
Compressor’
s IPM temp
℃
(℉)
When ambient temp is below 35℃(95℉), IPM temp
is lower than 80℃(176℉) and the highest temp won’t
be above 95℃(203℉).
10
Fan motor’s
operating
freq
HZ
GMV-36WL/A-T(U)
GMV-48WL/A-T(U)
Changes in
0~49Hz
according to
system’s
pressure.
GMV-60WL/A-T(U)
Changes in
0~40Hz
according to
system’s
pressure.
11
IDU
parame
ters
IDU ambient
temp
℃
(℉)
——
12
Indoor heat
exchanger’s
inlet temp
℃
(℉)
According to ambient temp, for a same IDU in cool
mode, the inlet temp will be 1℃~7℃(34~45℉) lower
than the outlet temp, and 4~9℃(39~48℉) higher
than the low pressure value.
For a same IDU in heat mode, the inlet temp will be
10℃~20℃(50~68℉) lower than the outlet temp.
13
14
Opening
angle of
indoor EXV
PLS
GMV-36WL/A-T(U)
GMV-48WL/A-T(U)
In cool mode, the
opening angle of
indoor EXV
varies within
70~480PLS.
In heat mode,
the opening
angle of indoor
EXV varies
within
70~480PLS.
GMV-60WL/A-T(U)
In cool mode, the
opening angle of
indoor EXV
varies within
70~480PLS.
In heat mode,
the opening
angle of indoor
EXV varies
within
40~480PLS.
15
Communication
parameters
Communicati
on data
—
Number of IDUs detected by software is the same
with the actual number. No communication error.
16
Drainage system
——
—
Indoor unit can drain water out completely and
smoothly. Condensate pipe has no backward slope of
water; Water of outdoor unit can be drained
completely through drainage pipe. No water drop
from unit base.
17
Others
——
—
Compressor and indoor/outdoor fan motor do not
have strange noise. Unit can operate normally.