Gree U-MATCH Series Service Manual page 103

U-Match Series DC Inverter Service Manual
L2-1respectively as shown in the following figure to measure the voltage between L1-2P and.L2-1 P.
Step 2: put the red probe on the place N and the black one on the wiring terminal L1-2,
L2-1respectively as shown in the following figure to measure the voltage between N L1-2 and NL2-1.
(3) If the measured voltages between L1-2P ,L2-1 P, N L1-2 , NL2-1 are all among 0.3V-0.7V, then
it indicates the PFC module is normal; If any measured valve is 0, it indicates the PFC is damaged.
 GUHD24NS3GO/GUHD36NS3GO
 GUHD42NS3GO/GUHD48NS3GO/GUHD60NS3GO
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