EGO LB6000E Repair Manual Line page 13

How to disassemble the blower
3) Measure the MOSFET in the PCBA (Step 1)
a) Set the multimeter function to "Diode
measuring" .
b) Push the red pen pin to the negative electric
contact.
c) Contact the black pen pin to the three
connectors separately and measure the voltage.
d) If the LCD displays 0.45~0.55V for each
measurement, go to the next testing step,
otherwise means the PCBA is broken. Follow
the procedure "How to replace the PCBA" to fit
a new PCBA.
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