Steam canister 1 Gas Hot Water Boiler: Burnham Boiler w/ x6 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 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; 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 HWH. Check for water leak, no leakage at this time. Check control Aquastat settings- ok Check Steam humidifier control. Replace humidifier steam ca