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I hope my truck will start in this cold weather

I hope my truck will start in this cold weather…

Battery voltage is only 13.8 volts. ⚡

Photo: This mess is the brains of the operation

Photo: Sun went under sun but still floating the battery

Photo: Isolator Relay

Photo: While not an ideal way to run power from the rooftop panel, this is tight, not bouncing, protected by heavy plastic conduit

Photo: Panel On Cap

Photo: Starting Battery Voltage Monitor - CB Radio - Power For Dashcam And Cell Phone - Switch Controlling Isolator Relay

Photo: 100 Watt Panel

Photo: Switch Box

Photo: Battery 1

Photo: Feed Lines - Battery, Ground, Power To Cab

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