Instructions / Assembly
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GS-400-KIT PHOTOVOLTAIC
POWER GENERATION SYSTEM
QUICK CONNECT GUIDE Rev. 210518
www.GrapeSolar.com
Tel. 1-877-264-1014 (toll free), 1-541-349-9000
Document Version 210518
©Copyright 2021, Grape Solar, Inc.
Connect the positive solar panel cables to the “female” fuse ends from the previous connections. Connect
the negative panel cables to the “male” parallel connector ends of the other MC4 parallel cable.
Notice that for each MC4 parallel connector , the two outer parallel cables are longer than the two inner parallel
cables. Reserve the longer cables for the solar panels that are further from the MC4 parallel connector “hub”.
Use the two 15-ft. MC4 cables to connect the Parallel Cable Pair to the Comet-40 charge controller .
Remove the panel covering. In good sunlight, the charge controller’s ”BAT %” should increase to 100%. When
the controller is set to “LOAD ON,” the system will provide power through the load control output or through the
USB port.
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4 x 1 configuration 2 x 2 configuration
*12V deep cycle battery is not included with kit




