Water furnace LDV036 Envision package system is running in excellent condition at this time in cooling mode. Shut down humidifier for summer, flush air coil drain pan and condensate trap, inspect air filter and return to service, run test cooling mode, 25° temperature drop at 39°f, run test ground loop pressure, confirm 50 psi. Thermostat functions in good condition All test runs performed at the premier control board in test mode Ultraviolet dye inspection did NOT discover any new leaks at this time recommend homeowners reinspect the air filter in one to three months but no later than mid-season July or August