MPP Solar PIP5048MKX - Page 43

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Step 3: Remove two screws as below chart to take out cover of parallel communication.
Step 4: Install new parallel board with 2 screws tightly.
Step 5: Re-connect 2-pin and 14-pin to original position on parallel board as shown below chart.
Step 6: Put wire cover back to the unit. Now the inverter is providing parallel operation function.