Warranty lookups, official manufacturer portals, and application tips from the Applied Systems desk. More will land here as we find them.
Cross-reference chart showing which competitors’ rooftop units York drops in on — matching footprint and duct openings that set right on the existing curb, no curb adapter required.
Overstocked R-410A rooftops and condensing units at clearance pricing — most include a FREE 3-year parts warranty. List updated daily.
Check warranty status on York residential equipment, commercial splits and rooftop units.
Register York residential and commercial splits / RTUs up to 150 tons.
Fall class lineup, dates, and sign-ups are still being put together for the cfm technician training calendar.
Check back laterFillable credit application PDF for new cfm customers — complete, sign, and return to your sales rep to set up your account.
COD (cash account) application PDF for new cfm customers paying per order — complete, sign, and return to your sales rep.
York SSE board sequence of operations — fan, cooling, heating, economizer, and reheat logic for commercial RTUs.
York service procedure for cleaning up screw and scroll chiller systems after a compressor burnout.
Why process chillers need a minimum of 6 gallons of system water per ton of cooling — double the comfort-cooling rule of thumb.
Pressure–temperature reference chart for Solstice® 454B refrigerant. Average, bubble, and dew temps from 0 to 430 PSIG.
York startup checklist for 3 to 50 ton commercial rooftop units and split systems. Pre-start, electrical, refrigerant, controls, and final commissioning steps.
Selector tools, field guides, reference sites, and a game or two we built for the team. Bookmark these — they live online and update on their own.