Returned and installed customer supplied insta hot water dispenser. The job had already been collected for, so the customer has a 0 dollar balance on the job as of this visit. Tested all work to ensure proper function and no leaks. None were found at this time. Customer had concerns about 7nit spitting on initial setup. Troubleshot the manual and confirmed that is normal operation when unit is starting up for initial setup when boiling the water.