Originally Posted by Lumatic
You sttill need a good battery when hooked up to shore power.
Not really, especially with a modern 120 to 12 V converter. I never use a battery when our TT is parked for an extended time (which, since the birth of my grand-daughter has been years
I would check to see if any connections to or on the water pump are corroded, or if the pump itself is defective.
It has a reasonably hefty draw, IIRC, so some
dimming is to be expected...