You can chlorinate the fresh water tank and lines by using 1/4 cup bleach to 15 gallons of water. Fill the tank, run the pump to each hot and cold faucet until you can smell the bleach. let it stand for 3 hours and then flush it all out.
Mike, RVIA & RVSA Certified Master RV Technician
Amy, Dr. Assistant - Roxie & Mei Ling, four legs each
2000 Gulf Stream Scenic Cruiser 450 hp & 1330# torque
06 Saturn Vue, 06 Chevy Z71 4x4 & 2014 Corvette Z51 M7