my camp is 6 years old with well and septic. my tank in crawlspace reads 34psi. what should the pressure be.my well guy did the installation and i trusted what he set it at.from the well tank i ran 1" pipe to the hot water tank and reduced to 3/4". my pump is a submersable.some faucets are ok but some are not. showers are weak, and kitchen. what can be done.