GREE GMV5E DC INVERTER VRF UNITS SERVICE MANUAL
250
4. As shown in the figure below, put the black test probe to pad P and the red test probe to pad W
(RD) (make sure the moisture proof tape is removed). In normal cases, the multimeter should
read 0.39±0.3 V. If it is “0” or infinitely great, the IPM module is faulty.
5. As shown in the figure below, put the black test probe to pad U (BL) and the red test probe to pad
NU (make sure the moisture proof tape is removed). In normal cases, the multimeter should read
0.39±0.3 V. If it is “0” or infinitely great, the IPM module is faulty.
6. As shown in the figure below, put the black test probe to pad V (YE) and the red test probe to pad
NV (make sure the moisture proof tape is removed). In normal cases, the multimeter should read
0.39±0.3 V. If it is “0” or infinitely great, the IPM module is faulty.
To Next Page
Loading...
