1 Gas Hot Water Boiler: Peerless cast-iron Boiler w/ x5 zones and x2 Air handler units with Hydro coils. Perform a tune-up and cleaning to help ensure reliable and safe operation. Inspect for cracks & deterioration of Heat Exchanger Check and clean Burners and heat exchanger- ok, vacuumed-ok Check ignition Assembly-ok thermocouple in good condition. Check Safety Controls-ok Check electrical wiring and components-ok Check Gas valve & Gas Line-ok Check Combustion Air & Exhaust-ok Check Temperatures & Water pressure settings 18psi Performance-ok Check and run Thermostats- operating well at this time. Check zoning operation-isolate and run zoning. Check circulator pumps-ok amps and voltage check. Check for water leak no leakage at this time. Run and monitored for good operations. All zones are fine supply and return lines getting hot. Perform check for indirect storage tank Check for water leak, no leakage at this time. Check control Aquastat settings-ok Run and monitored for good operatio